{"id":2201,"date":"2025-10-14T10:58:39","date_gmt":"2025-10-14T10:58:39","guid":{"rendered":"https:\/\/chinametalfoundry.com\/?p=2201"},"modified":"2026-09-21T08:29:49","modified_gmt":"2026-09-21T08:29:49","slug":"czym-jest-odlewanie-cynkowe","status":"publish","type":"post","link":"https:\/\/chinametalfoundry.com\/pl\/blog\/what-is-zinc-casting\/","title":{"rendered":"Czym jest odlewanie cynkowe?"},"content":{"rendered":"<div data-elementor-type=\"wp-post\" data-elementor-id=\"2201\" class=\"elementor elementor-2201\" data-elementor-post-type=\"post\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-b96c877 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"b96c877\" data-element_type=\"section\" data-e-type=\"section\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;,&quot;ekit_has_onepagescroll_dot&quot;:&quot;yes&quot;}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-63d9aec\" data-id=\"63d9aec\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-bdabf0d elementor-widget elementor-widget-text-editor\" data-id=\"bdabf0d\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><em>Odlewanie cynkowe to technologia precyzyjnej produkcji, w kt\u00f3rej cynk metaliczny lub stop cynku jest podgrzewany do stanu stopionego, a nast\u0119pnie wtryskiwany do wn\u0119ki formy w ramach okre\u015blonych proces\u00f3w. Po sch\u0142odzeniu i zestaleniu uzyskuje si\u0119 elementy o kszta\u0142cie zgodnym z projektem. Jako dojrza\u0142a <a href=\"https:\/\/chinametalfoundry.com\/pl\/blog\/optimizing-aluminum-die-casting-mold-material-selection-high-performance-low-cost-high-efficiency\/\" target=\"_blank\" rel=\"noopener\"  data-wpil-monitor-id=\"2598\">technologia odlewania \u2013 g\u0142\u00f3wne zalety odlew\u00f3w cynkowych wynikaj\u0105 z ich niskiej<\/a> temperatura topnienia i wysoka p\u0142ynno\u015b\u0107. <\/em><\/p><p><em>Niska temperatura topnienia cynku zmniejsza zu\u017cycie energii potrzebnej do topienia, natomiast wysoka p\u0142ynno\u015b\u0107 pozwala na \u0142atwe formowanie skomplikowanych konstrukcji (takich jak elementy cienko\u015bcienne lub dr\u0105\u017cone). Te dwie <a href=\"https:\/\/chinametalfoundry.com\/pl\/blog\/projektowanie-rdzeni-do-odlewow-piaskowych\/\" target=\"_blank\" rel=\"noopener\"  data-wpil-monitor-id=\"4332\">G\u0142\u00f3wne zalety odlew\u00f3w cynkowych<\/a> du\u017ce mo\u017cliwo\u015bci odlewnicze, co stanowi g\u0142\u00f3wny pow\u00f3d jego powszechnego zastosowania w dziedzinie produkcji precyzyjnej.<\/em><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-7261dc8a elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"7261dc8a\" data-element_type=\"section\" data-e-type=\"section\" data-settings=\"{&quot;shape_divider_top&quot;:&quot;tilt&quot;,&quot;shape_divider_bottom&quot;:&quot;tilt&quot;,&quot;ekit_has_onepagescroll_dot&quot;:&quot;yes&quot;}\">\n\t\t\t\t\t<div class=\"elementor-shape elementor-shape-top\" aria-hidden=\"true\" data-negative=\"false\">\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewbox=\"0 0 1000 100\" preserveaspectratio=\"none\">\n\t<path class=\"elementor-shape-fill\" d=\"M0,6V0h1000v100L0,6z\"\/>\n<\/svg>\t\t<\/div>\n\t\t\t\t<div class=\"elementor-shape elementor-shape-bottom\" aria-hidden=\"true\" data-negative=\"false\">\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewbox=\"0 0 1000 100\" preserveaspectratio=\"none\">\n\t<path class=\"elementor-shape-fill\" d=\"M0,6V0h1000v100L0,6z\"\/>\n<\/svg>\t\t<\/div>\n\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-647ecc15\" data-id=\"647ecc15\" data-element_type=\"column\" data-e-type=\"column\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-451b1d70 elementor-widget elementor-widget-elementskit-heading\" data-id=\"451b1d70\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"elementskit-heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"ekit-wid-con\" ><div class=\"ekit-heading elementskit-section-title-wraper text_left   ekit_heading_tablet-   ekit_heading_mobile-\"><h2 class=\"ekit-heading--title elementskit-section-title  ekit-heading__title-has-border start\">Czym jest odlewanie cynkowe?<\/h2><h3 class=\"ekit-heading--subtitle elementskit-section-subtitle\">\n\t\t\t\t\t\tProjektowanie \u2013 Prototyp \u2013 Formy \u2013 Odlewanie\n\t\t\t\t\t<\/h3><\/div><\/div>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-730e4467 elementor-widget elementor-widget-text-editor\" data-id=\"730e4467\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Odlewanie cynkowe to technologia precyzyjnej produkcji, w kt\u00f3rej cynk metaliczny lub stop cynku jest podgrzewany do stanu stopionego, a nast\u0119pnie wtryskiwany do wn\u0119ki formy w ramach okre\u015blonych proces\u00f3w. Po sch\u0142odzeniu i zestaleniu uzyskuje si\u0119 elementy o kszta\u0142cie zgodnym z projektem. Jako dojrza\u0142a technologia odlewnicza, odlewanie cynkowe charakteryzuje si\u0119 przede wszystkim nisk\u0105 temperatur\u0105 topnienia i wysok\u0105 p\u0142ynno\u015bci\u0105.<\/p><p>Niska temperatura topnienia cynku zmniejsza zu\u017cycie energii potrzebnej do topienia, a wysoka p\u0142ynno\u015b\u0107 pozwala na \u0142atwe formowanie skomplikowanych konstrukcji (takich jak elementy cienko\u015bcienne lub dr\u0105\u017cone). Te dwie podstawowe zalety zapewniaj\u0105 odlewom cynkowym doskona\u0142e w\u0142a\u015bciwo\u015bci odlewnicze, co jest g\u0142\u00f3wnym powodem ich powszechnego zastosowania w dziedzinie produkcji precyzyjnej.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-7e82bf6d elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"7e82bf6d\" data-element_type=\"section\" data-e-type=\"section\" data-settings=\"{&quot;shape_divider_top&quot;:&quot;tilt&quot;,&quot;shape_divider_bottom&quot;:&quot;tilt&quot;,&quot;ekit_has_onepagescroll_dot&quot;:&quot;yes&quot;}\">\n\t\t\t\t\t<div class=\"elementor-shape elementor-shape-top\" aria-hidden=\"true\" data-negative=\"false\">\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewbox=\"0 0 1000 100\" preserveaspectratio=\"none\">\n\t<path class=\"elementor-shape-fill\" d=\"M0,6V0h1000v100L0,6z\"\/>\n<\/svg>\t\t<\/div>\n\t\t\t\t<div class=\"elementor-shape elementor-shape-bottom\" aria-hidden=\"true\" data-negative=\"false\">\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewbox=\"0 0 1000 100\" preserveaspectratio=\"none\">\n\t<path class=\"elementor-shape-fill\" d=\"M0,6V0h1000v100L0,6z\"\/>\n<\/svg>\t\t<\/div>\n\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-363e5861\" data-id=\"363e5861\" data-element_type=\"column\" data-e-type=\"column\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-12b6733d elementor-widget elementor-widget-elementskit-heading\" data-id=\"12b6733d\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"elementskit-heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"ekit-wid-con\" ><div class=\"ekit-heading elementskit-section-title-wraper text_left   ekit_heading_tablet-   ekit_heading_mobile-\"><h2 class=\"ekit-heading--title elementskit-section-title  ekit-heading__title-has-border start\">Cztery podstawowe procesy odlewania cynkowego<\/h2><h3 class=\"ekit-heading--subtitle elementskit-section-subtitle\">\n\t\t\t\t\t\tProjektowanie \u2013 Prototyp \u2013 Formy \u2013 Odlewanie\n\t\t\t\t\t<\/h3>\t\t\t\t<div class='ekit-heading__description'>\n\t\t\t\t\t<p>Odlewanie cynkowe dzieli si\u0119 na cztery g\u0142\u00f3wne etapy: topienie surowca, przygotowanie formy, wylewanie\/formowanie oraz obr\u00f3bka ko\u0144cowa. Ka\u017cdy z tych kluczowych etap\u00f3w zapewnia produkcj\u0119 i dostaw\u0119 kwalifikowanych odlew\u00f3w cynkowych dzi\u0119ki precyzyjnym proporcjom materia\u0142\u00f3w, \u015bcis\u0142ej kontroli temperatury oraz kontroli b\u0142\u0119d\u00f3w.<\/p>\n\t\t\t\t<\/div>\n\t\t\t<\/div><\/div>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-3ad199e6 elementor-widget elementor-widget-elementskit-heading\" data-id=\"3ad199e6\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"elementskit-heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"ekit-wid-con\" ><div class=\"ekit-heading elementskit-section-title-wraper text_left   ekit_heading_tablet-   ekit_heading_mobile-\"><div class=\"ekit_heading_separetor_wraper ekit_heading_elementskit-border-divider elementskit-style-long\"><div class=\"elementskit-border-divider elementskit-style-long\"><\/div><\/div><h3 class=\"ekit-heading--title elementskit-section-title\"> Topienie surowc\u00f3w<\/h3>\t\t\t\t<div class='ekit-heading__description'>\n\t\t\t\t\t<p>Proces topienia surowca w odlewnictwie cynkowym polega na wprowadzaniu do pieca wlewk\u00f3w cynkowych o wysokiej czysto\u015bci (czysto\u015b\u0107 zazwyczaj \u226599,99%) lub surowc\u00f3w ze stop\u00f3w cynku, a nast\u0119pnie podgrzewaniu ich do stanu ciek\u0142ego w temperaturze 419\u00b0C \u2013 450\u00b0C (temperatura topnienia cynku wynosi 419\u00b0C). W trakcie tego procesu dodaje si\u0119 \u015brodki rafinuj\u0105ce (0,2%\u20130,5% masy stopu, b\u0142\u0105d regulacji temperatury pieca \u2264 \u00b15\u00b0C, zawarto\u015b\u0107 wody w wyk\u0142adzinie \u22640,5%) w celu usuni\u0119cia zanieczyszcze\u0144 i zapewnienia czysto\u015bci stopionego cynku.<\/p>\n\t\t\t\t<\/div>\n\t\t\t<\/div><\/div>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-1fbf3ce elementor-widget elementor-widget-elementskit-heading\" data-id=\"1fbf3ce\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"elementskit-heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"ekit-wid-con\" ><div class=\"ekit-heading elementskit-section-title-wraper text_left   ekit_heading_tablet-   ekit_heading_mobile-\"><div class=\"ekit_heading_separetor_wraper ekit_heading_elementskit-border-divider elementskit-style-long\"><div class=\"elementskit-border-divider elementskit-style-long\"><\/div><\/div><h3 class=\"ekit-heading--title elementskit-section-title\"> Przygotowanie formy<\/h3>\t\t\t\t<div class='ekit-heading__description'>\n\t\t\t\t\t<p>Na etapie przygotowania formy do odlewania cynku formy metalowe (zwykle wykonane ze stali narz\u0119dziowej H13 do obr\u00f3bki na gor\u0105co) s\u0105 obrabiane zgodnie z projektem detalu i podgrzewane wst\u0119pnie do temperatury 150\u00b0C\u2013200\u00b0C, aby zapobiec p\u0119kaniu w momencie kontaktu zimnej formy z gor\u0105cym stopionym cynkiem. Wn\u0119k forma odlewnicza wymaga pow\u0142oki z azotku tytanu (grubo\u015b\u0107 5\u201310 \u03bcm, w celu zwi\u0119kszenia odporno\u015bci na zu\u017cycie), a szczelina zaciskowa formy musi by\u0107 \u015bci\u015ble ograniczona do \u22640,05 mm.<\/p>\n\t\t\t\t<\/div>\n\t\t\t<\/div><\/div>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-13dceb0 elementor-widget elementor-widget-elementskit-heading\" data-id=\"13dceb0\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"elementskit-heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"ekit-wid-con\" ><div class=\"ekit-heading elementskit-section-title-wraper text_left   ekit_heading_tablet-   ekit_heading_mobile-\"><div class=\"ekit_heading_separetor_wraper ekit_heading_elementskit-border-divider elementskit-style-long\"><div class=\"elementskit-border-divider elementskit-style-long\"><\/div><\/div><h3 class=\"ekit-heading--title elementskit-section-title\">Wylewanie i formowanie<\/h3>\t\t\t\t<div class='ekit-heading__description'>\n\t\t\t\t\t<p>Istot\u0105 procesu odlewania i formowania cynku jest kontrolowanie stanu wype\u0142niania wlewki. Stopiony cynk jest wprowadzany do wn\u0119ki formy pod wp\u0142ywem grawitacji, ci\u015bnienia lub innymi metodami. Po ca\u0142kowitym wype\u0142nieniu wn\u0119ki przez cynk utrzymuje si\u0119 okre\u015blone ci\u015bnienie (w przypadku proces\u00f3w odlewania ci\u015bnieniowego) w celu przyspieszenia ch\u0142odzenia. Warto zauwa\u017cy\u0107, \u017ce proces ten wymaga zapewnienia odpowietrzenia; ca\u0142kowita d\u0142ugo\u015b\u0107 szczelin odpowietrzaj\u0105cych formy do odlewania ci\u015bnieniowego powinna wynosi\u0107 co najmniej 1,5-krotno\u015b\u0107 obwodu detalu, aby zapobiec powstawaniu wad w postaci p\u0119cherzyk\u00f3w powietrza.<\/p>\n\t\t\t\t<\/div>\n\t\t\t<\/div><\/div>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-5c6f2bf elementor-widget elementor-widget-elementskit-heading\" data-id=\"5c6f2bf\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"elementskit-heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"ekit-wid-con\" ><div class=\"ekit-heading elementskit-section-title-wraper text_left   ekit_heading_tablet-   ekit_heading_mobile-\"><div class=\"ekit_heading_separetor_wraper ekit_heading_elementskit-border-divider elementskit-style-long\"><div class=\"elementskit-border-divider elementskit-style-long\"><\/div><\/div><h3 class=\"ekit-heading--title elementskit-section-title\">Obr\u00f3bka ko\u0144cowa<\/h3>\t\t\t\t<div class='ekit-heading__description'>\n\t\t\t\t\t<p>Po wyj\u0119ciu z formy elementy s\u0105 poddawane obr\u00f3bce wyg\u0142adzaj\u0105cej, polerowaniu, galwanizacji (np. cynkowaniu, chromowaniu) lub malowaniu. Te etapy obr\u00f3bki ko\u0144cowej mog\u0105 w pewnym stopniu poprawi\u0107 odporno\u015b\u0107 na korozj\u0119 oraz walory estetyczne wyrob\u00f3w odlewanych z cynku. W przypadku obr\u00f3bki cieplnej materia\u0142y ze stop\u00f3w cynku z serii Zamak s\u0105 zazwyczaj poddawane obr\u00f3bce T5 (starzenie w temperaturze 120\u2013150\u00b0C przez 2\u20134 godziny, ch\u0142odzenie w piecu, zwi\u0119kszaj\u0105ce twardo\u015b\u0107 o 10%-15%), przy czym unika si\u0119 temperatur przekraczaj\u0105cych 200\u00b0C, aby zapobiec zgrubieniu ziarna.<\/p>\n<p>W ramach obr\u00f3bki powierzchniowej odlewy cynkowe wymagaj\u0105 trawienia przed galwanizacj\u0105 (roztw\u00f3r kwasu solnego 10%-15%, 20\u201330\u00b0C, 5\u201310 min); po trawieniu grubo\u015b\u0107 warstwy cynkowej wynosi 5\u201315 \u03bcm. Przed malowaniem wymagane jest fosforanowanie (st\u0119\u017cenie roztworu fosforanuj\u0105cego 8%\u201312%, 40\u201350\u00b0C, 10\u201315 min), przy czym grubo\u015b\u0107 pow\u0142oki lakierniczej wynosi 20\u201350 \u03bcm, a przyczepno\u015b\u0107 spe\u0142nia wymagania normy GB\/T 9286 klasy 1.<\/p>\n<p>\u00a0<\/p>\n<p><a href=\"https:\/\/chinametalfoundry.com\/pl\/kontakt\/\" target=\"_blank\"><strong>W firmie Supro oferujemy kompleksowe us\u0142ugi w zakresie odlewania cynku. Mo\u017cna zwr\u00f3ci\u0107 si\u0119 do nas z pro\u015bb\u0105 o opracowanie ca\u0142kowicie dostosowanych do indywidualnych potrzeb proces\u00f3w odlewania cynku.<\/strong><\/a><\/p>\n\t\t\t\t<\/div>\n\t\t\t<\/div><\/div>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-36cb6f8d elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"36cb6f8d\" data-element_type=\"section\" data-e-type=\"section\" data-settings=\"{&quot;shape_divider_top&quot;:&quot;tilt&quot;,&quot;shape_divider_bottom&quot;:&quot;tilt&quot;,&quot;ekit_has_onepagescroll_dot&quot;:&quot;yes&quot;}\">\n\t\t\t\t\t<div class=\"elementor-shape elementor-shape-top\" aria-hidden=\"true\" data-negative=\"false\">\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewbox=\"0 0 1000 100\" preserveaspectratio=\"none\">\n\t<path class=\"elementor-shape-fill\" d=\"M0,6V0h1000v100L0,6z\"\/>\n<\/svg>\t\t<\/div>\n\t\t\t\t<div class=\"elementor-shape elementor-shape-bottom\" aria-hidden=\"true\" data-negative=\"false\">\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewbox=\"0 0 1000 100\" preserveaspectratio=\"none\">\n\t<path class=\"elementor-shape-fill\" d=\"M0,6V0h1000v100L0,6z\"\/>\n<\/svg>\t\t<\/div>\n\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-692424d5\" data-id=\"692424d5\" data-element_type=\"column\" data-e-type=\"column\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-68d4ff79 elementor-widget elementor-widget-elementskit-heading\" data-id=\"68d4ff79\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"elementskit-heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"ekit-wid-con\" ><div class=\"ekit-heading elementskit-section-title-wraper text_left   ekit_heading_tablet-   ekit_heading_mobile-\"><h2 class=\"ekit-heading--title elementskit-section-title  ekit-heading__title-has-border start\">Dwa podstawowe rodzaje odlew\u00f3w cynkowych<\/h2><h3 class=\"ekit-heading--subtitle elementskit-section-subtitle\">\n\t\t\t\t\t\tProjektowanie \u2013 Prototyp \u2013 Formy \u2013 Odlewanie\n\t\t\t\t\t<\/h3>\t\t\t\t<div class='ekit-heading__description'>\n\t\t\t\t\t<p>W\u015br\u00f3d poszczeg\u00f3lnych proces\u00f3w odlewania cynku najcz\u0119\u015bciej stosowane s\u0105 odlewanie ci\u015bnieniowe cynku oraz odlewanie ci\u015bnieniowe stop\u00f3w cynku. Chocia\u017c oba nale\u017c\u0105 do kategorii odlewania ci\u015bnieniowego, r\u00f3\u017cni\u0105 si\u0119 one znacznie pod wzgl\u0119dem surowc\u00f3w, w\u0142a\u015bciwo\u015bci, obszar\u00f3w zastosowa\u0144 oraz innych aspekt\u00f3w.<\/p>\n\t\t\t\t<\/div>\n\t\t\t<\/div><\/div>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-54ccc233 elementor-widget elementor-widget-elementskit-heading\" data-id=\"54ccc233\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"elementskit-heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"ekit-wid-con\" ><div class=\"ekit-heading elementskit-section-title-wraper text_left   ekit_heading_tablet-   ekit_heading_mobile-\"><div class=\"ekit_heading_separetor_wraper ekit_heading_elementskit-border-divider elementskit-style-long\"><div class=\"elementskit-border-divider elementskit-style-long\"><\/div><\/div><h3 class=\"ekit-heading--title elementskit-section-title\">Czym jest odlewanie ci\u015bnieniowe cynku?<\/h3>\t\t\t\t<div class='ekit-heading__description'>\n\t\t\t\t\t<p>W odlewaniu ci\u015bnieniowym cynku jako surowiec wykorzystuje si\u0119 czysty cynk (zawarto\u015b\u0107 Zn \u226599,95%). Czysty cynk charakteryzuje si\u0119 nisk\u0105 temperatur\u0105 topnienia (419\u00b0C) i doskona\u0142\u0105 p\u0142ynno\u015bci\u0105, jednak nale\u017cy pami\u0119ta\u0107, \u017ce czysty cynk ma ni\u017csz\u0105 wytrzyma\u0142o\u015b\u0107 (wytrzyma\u0142o\u015b\u0107 na rozci\u0105ganie oko\u0142o 100 MPa) i jest podatny na odkszta\u0142cenia pod wp\u0142ywem wysokiego ci\u015bnienia i uderze\u0144. Cech\u0105 charakterystyczn\u0105 procesu odlewania ci\u015bnieniowego cynku jest wykorzystanie maszyn do odlewania ci\u015bnieniowego (si\u0142a zacisku zazwyczaj 50\u20132000 ton) do wt\u0142aczania stopionego czystego cynku do wn\u0119ki formy z du\u017c\u0105 pr\u0119dko\u015bci\u0105 wynosz\u0105c\u0105 5\u201350 m\/s.<\/p>\n<p>Ta wysoka wydajno\u015b\u0107 przek\u0142ada si\u0119 na kr\u00f3tkie cykle formowania (10\u201330 sekund na sztuk\u0119), dzi\u0119ki czemu technologia ta doskonale nadaje si\u0119 do masowej produkcji ma\u0142ych element\u00f3w o niskiej wytrzyma\u0142o\u015bci i wysokiej precyzji (takich jak z\u0142\u0105cza do sprz\u0119tu elektronicznego, akcesoria do zabawek, metalowe elementy dekoracyjne itp.). Poniewa\u017c surowiec stosowany w odlewaniu ci\u015bnieniowym cynku (czysty cynk) charakteryzuje si\u0119 niskim kosztem, rozwi\u0105zanie to ma znacz\u0105ce zalety w dziedzinie produkcji du\u017cych serii niedrogich element\u00f3w.<\/p>\n\t\t\t\t<\/div>\n\t\t\t<\/div><\/div>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-3207890 elementor-widget elementor-widget-elementskit-heading\" data-id=\"3207890\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"elementskit-heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"ekit-wid-con\" ><div class=\"ekit-heading elementskit-section-title-wraper text_left   ekit_heading_tablet-   ekit_heading_mobile-\"><div class=\"ekit_heading_separetor_wraper ekit_heading_elementskit-border-divider elementskit-style-long\"><div class=\"elementskit-border-divider elementskit-style-long\"><\/div><\/div><h3 class=\"ekit-heading--title elementskit-section-title\">Czym jest odlewanie ci\u015bnieniowe stop\u00f3w cynku?<\/h3>\t\t\t\t<div class='ekit-heading__description'>\n\t\t\t\t\t<p>W odlewaniu ci\u015bnieniowym stop\u00f3w cynku jako surowiec wykorzystuje si\u0119 stopy cynku. Najcz\u0119\u015bciej stosowane gatunki to Zamak 3, Zamak 5 i Zamak 7, przy czym w niewielkich ilo\u015bciach stosuje si\u0119 r\u00f3wnie\u017c stopy z serii ZA. R\u00f3\u017cnice w sk\u0142adzie stop\u00f3w maj\u0105 bezpo\u015bredni wp\u0142yw na przebieg procesu oraz w\u0142a\u015bciwo\u015bci produktu.<\/p>\n<p>\u00a0Dzi\u0119ki dodaniu takich pierwiastk\u00f3w jak aluminium i mied\u017a znacznie poprawia si\u0119 wytrzyma\u0142o\u015b\u0107 (wytrzyma\u0142o\u015b\u0107 na rozci\u0105ganie Zamaku 5 wynosi oko\u0142o 280 MPa), twardo\u015b\u0107 oraz odporno\u015b\u0107 na korozj\u0119, przy jednoczesnym zachowaniu wysokiej p\u0142ynno\u015bci cynku. Zasada dzia\u0142ania odlewania ci\u015bnieniowego stop\u00f3w cynku jest zgodna z zasad\u0105 procesu odlewania ci\u015bnieniowego cynku, jednak temperatura topnienia (zazwyczaj 420\u00b0C\u2013480\u00b0C) oraz ci\u015bnienie odlewania musz\u0105 by\u0107 dostosowane do sk\u0142adu stopu.<\/p>\n<p>Niekt\u00f3re cz\u0119\u015bci o du\u017cym popycie wymagaj\u0105 zastosowania technologii odlewania pr\u00f3\u017cniowego w celu zmniejszenia porowato\u015bci i uzyskania lepszej wydajno\u015bci produkcji. Odlewanie ci\u015bnieniowe stop\u00f3w cynku obejmuje cz\u0119\u015bci o \u015bredniej i wysokiej wytrzyma\u0142o\u015bci, takie jak obudowy zamk\u00f3w drzwi samochodowych, wsporniki silnika, ramy \u015brodkowe telefon\u00f3w kom\u00f3rkowych, elementy urz\u0105dze\u0144 medycznych itp., i jest obecnie najszybciej rozwijaj\u0105cym si\u0119 kierunkiem w ramach technologii odlewania cynku.<\/p>\n<p>\u00a0Poniewa\u017c stosunek wytrzyma\u0142o\u015bci do masy stop\u00f3w cynku jest lepszy ni\u017c w przypadku \u017celiwa i stop\u00f3w aluminium, popyt na te materia\u0142y stale ro\u015bnie w zwi\u0105zku z tendencj\u0105 do zmniejszania masy pojazd\u00f3w.<\/p>\n\t\t\t\t<\/div>\n\t\t\t<\/div><\/div>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-7d14f2d elementor-widget elementor-widget-text-editor\" data-id=\"7d14f2d\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<table><tbody><tr><td width=\"84\"><p><strong><b>Rodzaj stopu<\/b><\/strong><\/p><\/td><td width=\"120\"><p><strong><b>Udzia\u0142 masowy<\/b><\/strong><\/p><\/td><td width=\"186\"><p><strong><b>Podstawowe w\u0142a\u015bciwo\u015bci<\/b><\/strong><\/p><\/td><td width=\"176\"><p><strong><b>Wymagania dotycz\u0105ce dostosowania procesu<\/b><\/strong><\/p><\/td><\/tr><tr><td width=\"84\"><p><strong><b>Zamak 3<\/b><\/strong><\/p><\/td><td width=\"120\"><p>Zn: w ilo\u015bciach r\u00f3wnowa\u017cnych; Al: 3,9\u20134,31 TP3T; Cu: \u22640,11 TP3T; Mg: 0,03\u20130,061 TP3T<\/p><\/td><td width=\"186\"><p>Optimal fluidity (relative value 100), best <a href=\"https:\/\/chinametalfoundry.com\/pl\/blog\/sand-casting-corrosion-resistance\/\" target=\"_blank\" rel=\"noopener\"  data-wpil-monitor-id=\"6190\">odporno\u015b\u0107 na korozj\u0119<\/a> (salt spray test \u226572h), high toughness (elongation 10-15%)<\/p><\/td><td width=\"176\"><p>Suitable for die-casting ultra-thin-walled parts (min. <a href=\"https:\/\/chinametalfoundry.com\/pl\/blog\/sand-casting-wall-thickness-guidelines\/\" target=\"_blank\" rel=\"noopener\"  data-wpil-monitor-id=\"5221\">grubo\u015b\u0107 \u015bcianki<\/a> 0.15mm), complex cavity parts; no need to adjust high-pressure parameters; lower mold venting requirements<\/p><\/td><\/tr><tr><td width=\"84\"><p><strong><b>Zamak 5<\/b><\/strong><\/p><\/td><td width=\"120\"><p>Zn: Bal.; Al: 3.9-4.3%; Cu: 0.7-1.2%; Mg: 0.03-0.06%<\/p><\/td><td width=\"186\"><p>Highest strength (tensile strength 280-300MPa), high hardness (HB90-110), but slightly poorer fluidity (relative value 85-90), weaker corrosion resistance<\/p><\/td><td width=\"176\"><p>Requires increased die-casting pressure (10-15% higher than Zamak 3), larger gate size; suitable for structural parts (need to bear loads)<\/p><\/td><\/tr><tr><td width=\"84\"><p><strong><b>Zamak 7<\/b><\/strong><\/p><\/td><td width=\"120\"><p>Zn: Bal.; Al: 3.0-3.5%; Cu: 0.3-0.6%; Mg: 0.005-0.02%<\/p><\/td><td width=\"186\"><p>Balanced comprehensive performance (medium strength, medium toughness, medium corrosion resistance)<\/p><\/td><td width=\"176\"><p>Die-casting parameters between Zamak 3 and 5; suitable for parts requiring both &#8220;strength + toughness&#8221;<\/p><\/td><\/tr><tr><td width=\"84\"><p><strong><b>ZA-8<\/b><\/strong><\/p><\/td><td width=\"120\"><p>Zn: Bal.; Al: 8.2-8.8%; Cu: 0.25-0.35%<\/p><\/td><td width=\"186\"><p>High-temperature strength (tensile strength at 100\u00b0C still \u2265250MPa), good wear resistance<\/p><\/td><td width=\"176\"><p>Higher melting temperature (460-480\u00b0C), requires enhanced mold cooling; suitable for high-temperature environment parts (e.g., heater accessories)<\/p><\/td><\/tr><\/tbody><\/table>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-cd07a32 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"cd07a32\" data-element_type=\"section\" data-e-type=\"section\" data-settings=\"{&quot;shape_divider_top&quot;:&quot;tilt&quot;,&quot;shape_divider_bottom&quot;:&quot;tilt&quot;,&quot;ekit_has_onepagescroll_dot&quot;:&quot;yes&quot;}\">\n\t\t\t\t\t<div class=\"elementor-shape elementor-shape-top\" aria-hidden=\"true\" data-negative=\"false\">\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewbox=\"0 0 1000 100\" preserveaspectratio=\"none\">\n\t<path class=\"elementor-shape-fill\" d=\"M0,6V0h1000v100L0,6z\"\/>\n<\/svg>\t\t<\/div>\n\t\t\t\t<div class=\"elementor-shape elementor-shape-bottom\" aria-hidden=\"true\" data-negative=\"false\">\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewbox=\"0 0 1000 100\" preserveaspectratio=\"none\">\n\t<path class=\"elementor-shape-fill\" d=\"M0,6V0h1000v100L0,6z\"\/>\n<\/svg>\t\t<\/div>\n\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-360d0722\" data-id=\"360d0722\" data-element_type=\"column\" data-e-type=\"column\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-54e8e494 elementor-widget elementor-widget-elementskit-heading\" data-id=\"54e8e494\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"elementskit-heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"ekit-wid-con\" ><div class=\"ekit-heading elementskit-section-title-wraper text_left   ekit_heading_tablet-   ekit_heading_mobile-\"><h2 class=\"ekit-heading--title elementskit-section-title  ekit-heading__title-has-border start\">Why is Zinc Casting the Preferred Choice in Manufacturing?<\/h2><h3 class=\"ekit-heading--subtitle elementskit-section-subtitle\">\n\t\t\t\t\t\tProjektowanie \u2013 Prototyp \u2013 Formy \u2013 Odlewanie\n\t\t\t\t\t<\/h3>\t\t\t\t<div class='ekit-heading__description'>\n\t\t\t\t\t<p>Compared to traditional technologies like aluminum alloy casting or cast iron casting, zinc casting (including zinc die casting and zinc alloy die casting) holds irreplaceable advantages in terms of cost, casting precision, complex formability, environmental friendliness, recyclability, and equipment compatibility.<\/p>\n\t\t\t\t<\/div>\n\t\t\t<\/div><\/div>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-77bd6bb9 elementor-widget elementor-widget-elementskit-heading\" data-id=\"77bd6bb9\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"elementskit-heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"ekit-wid-con\" ><div class=\"ekit-heading elementskit-section-title-wraper text_left   ekit_heading_tablet-   ekit_heading_mobile-\"><div class=\"ekit_heading_separetor_wraper ekit_heading_elementskit-border-divider elementskit-style-long\"><div class=\"elementskit-border-divider elementskit-style-long\"><\/div><\/div><h3 class=\"ekit-heading--title elementskit-section-title\">Energy Consumption and Cost Advantages:<\/h3>\t\t\t\t<div class='ekit-heading__description'>\n\t\t\t\t\t<p>Zinc's melting point is only 419\u00b0C, far lower than aluminum alloy (660\u00b0C) and cast iron (1147\u00b0C), reducing melting energy consumption by 30%-50%. Simultaneously, zinc casting molds have a long lifespan (one mold can produce 500,000 - 1,000,000 parts), resulting in significantly lower per-part costs compared to other metal castings after allocation.<\/p>\n\t\t\t\t<\/div>\n\t\t\t<\/div><\/div>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-0b4fea7 elementor-widget elementor-widget-elementskit-heading\" data-id=\"0b4fea7\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"elementskit-heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"ekit-wid-con\" ><div class=\"ekit-heading elementskit-section-title-wraper text_left   ekit_heading_tablet-   ekit_heading_mobile-\"><div class=\"ekit_heading_separetor_wraper ekit_heading_elementskit-border-divider elementskit-style-long\"><div class=\"elementskit-border-divider elementskit-style-long\"><\/div><\/div><h3 class=\"ekit-heading--title elementskit-section-title\">Precision and Surface Quality Advantages:<\/h3>\t\t\t\t<div class='ekit-heading__description'>\n\t\t\t\t\t<p>The dimensional accuracy of zinc casting (especially zinc die casting) can reach CT4-CT6 grade (tolerance range \u00b10.05mm), with surface roughness Ra \u22641.6\u03bcm. Most parts can be assembled directly without subsequent machining, reducing processing steps.<\/p>\n\t\t\t\t<\/div>\n\t\t\t<\/div><\/div>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-f55771a elementor-widget elementor-widget-elementskit-heading\" data-id=\"f55771a\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"elementskit-heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"ekit-wid-con\" ><div class=\"ekit-heading elementskit-section-title-wraper text_left   ekit_heading_tablet-   ekit_heading_mobile-\"><div class=\"ekit_heading_separetor_wraper ekit_heading_elementskit-border-divider elementskit-style-long\"><div class=\"elementskit-border-divider elementskit-style-long\"><\/div><\/div><h3 class=\"ekit-heading--title elementskit-section-title\">Complex Forming Advantages:<\/h3>\t\t\t\t<div class='ekit-heading__description'>\n\t\t\t\t\t<p>Zinc (and zinc alloys) have excellent fluidity, allowing the forming of thin-walled parts with wall thicknesses of 0.5mm-5mm, or parts with complex internal cavities and hollow structures (e.g., automotive transmission housings), which is difficult to achieve with aluminum alloy casting.<\/p>\n\t\t\t\t<\/div>\n\t\t\t<\/div><\/div>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-e74bf91 elementor-widget elementor-widget-elementskit-heading\" data-id=\"e74bf91\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"elementskit-heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"ekit-wid-con\" ><div class=\"ekit-heading elementskit-section-title-wraper text_left   ekit_heading_tablet-   ekit_heading_mobile-\"><div class=\"ekit_heading_separetor_wraper ekit_heading_elementskit-border-divider elementskit-style-long\"><div class=\"elementskit-border-divider elementskit-style-long\"><\/div><\/div><h3 class=\"ekit-heading--title elementskit-section-title\">Environmental and Recycling Advantages::<\/h3>\t\t\t\t<div class='ekit-heading__description'>\n\t\t\t\t\t<p>Zinc has a high recycling rate of over 95%. Waste generated during zinc casting production (such as gates and flash) can be directly remelted without causing environmental pollution. Moreover, zinc alloys do not contain harmful elements like lead or cadmium, complying with environmental standards such as RoHS and REACH.<\/p>\n\t\t\t\t<\/div>\n\t\t\t<\/div><\/div>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-6a7fb97 elementor-widget elementor-widget-elementskit-heading\" data-id=\"6a7fb97\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"elementskit-heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"ekit-wid-con\" ><div class=\"ekit-heading elementskit-section-title-wraper text_left   ekit_heading_tablet-   ekit_heading_mobile-\"><div class=\"ekit_heading_separetor_wraper ekit_heading_elementskit-border-divider elementskit-style-long\"><div class=\"elementskit-border-divider elementskit-style-long\"><\/div><\/div><h3 class=\"ekit-heading--title elementskit-section-title\">Assembly Compatibility Advantages:<\/h3>\t\t\t\t<div class='ekit-heading__description'>\n\t\t\t\t\t<p>Zinc has good ductility, allowing zinc casting parts to undergo subsequent processing like tapping, riveting, and welding directly without additional pre-treatment. Also, zinc's density (7.14 g\/cm\u00b3) is moderate, balancing part weight and structural stability.<\/p>\n\t\t\t\t<\/div>\n\t\t\t<\/div><\/div>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-20f4a86e elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"20f4a86e\" data-element_type=\"section\" data-e-type=\"section\" data-settings=\"{&quot;shape_divider_top&quot;:&quot;tilt&quot;,&quot;shape_divider_bottom&quot;:&quot;tilt&quot;,&quot;ekit_has_onepagescroll_dot&quot;:&quot;yes&quot;}\">\n\t\t\t\t\t<div class=\"elementor-shape elementor-shape-top\" aria-hidden=\"true\" data-negative=\"false\">\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewbox=\"0 0 1000 100\" preserveaspectratio=\"none\">\n\t<path class=\"elementor-shape-fill\" d=\"M0,6V0h1000v100L0,6z\"\/>\n<\/svg>\t\t<\/div>\n\t\t\t\t<div class=\"elementor-shape elementor-shape-bottom\" aria-hidden=\"true\" data-negative=\"false\">\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewbox=\"0 0 1000 100\" preserveaspectratio=\"none\">\n\t<path class=\"elementor-shape-fill\" d=\"M0,6V0h1000v100L0,6z\"\/>\n<\/svg>\t\t<\/div>\n\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-70b81e2\" data-id=\"70b81e2\" data-element_type=\"column\" data-e-type=\"column\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-4601434c elementor-widget elementor-widget-elementskit-heading\" data-id=\"4601434c\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"elementskit-heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"ekit-wid-con\" ><div class=\"ekit-heading elementskit-section-title-wraper text_left   ekit_heading_tablet-   ekit_heading_mobile-\"><h2 class=\"ekit-heading--title elementskit-section-title  ekit-heading__title-has-border start\">Common Issues in Zinc Casting<\/h2><h3 class=\"ekit-heading--subtitle elementskit-section-subtitle\">\n\t\t\t\t\t\tProjektowanie \u2013 Prototyp \u2013 Formy \u2013 Odlewanie\n\t\t\t\t\t<\/h3>\t\t\t\t<div class='ekit-heading__description'>\n\t\t\t\t\t<p>Common issues in zinc casting production include porosity defects, dimensional deviations, and surface oxidation. These three types of problems are core pain points in zinc casting production.<\/p>\n\t\t\t\t<\/div>\n\t\t\t<\/div><\/div>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-3ca12bd8 elementor-widget elementor-widget-elementskit-heading\" data-id=\"3ca12bd8\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"elementskit-heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"ekit-wid-con\" ><div class=\"ekit-heading elementskit-section-title-wraper text_left   ekit_heading_tablet-   ekit_heading_mobile-\"><div class=\"ekit_heading_separetor_wraper ekit_heading_elementskit-border-divider elementskit-style-long\"><div class=\"elementskit-border-divider elementskit-style-long\"><\/div><\/div><h3 class=\"ekit-heading--title elementskit-section-title\">Porosity Defects:<\/h3>\t\t\t\t<div class='ekit-heading__description'>\n\t\t\t\t\t<p>Porosity is one of the most common defects in Zinc Casting, especially in zinc die casting. It manifests as small holes (typically 0.1-1mm in diameter) inside or on the surface of the part. In severe cases, it can lead to a decrease in the part's tensile strength (e.g., zinc alloy die casting part strength may decrease by 15%-20%), and even cause \"air leakage\" or \"chipping\" during subsequent processing (like drilling).<\/p>\n<p>To address porosity issues in Zinc casting,mold improvements can be made first, such as adding venting slots and incorporating air pins to enhance venting efficiency. For high-precision zinc alloy die casting parts, vacuum die-casting technology (vacuum level controlled at \u226450 mbar) can be used to reduce air entrapment during zinc filling.<\/p>\n<p>Reducing the die-casting speed for complex parts from 30-50 m\/s to 15-25 m\/s can lower turbulence.<\/p>\n\t\t\t\t<\/div>\n\t\t\t<\/div><\/div>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-dbfef60 elementor-widget elementor-widget-elementskit-heading\" data-id=\"dbfef60\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"elementskit-heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"ekit-wid-con\" ><div class=\"ekit-heading elementskit-section-title-wraper text_left   ekit_heading_tablet-   ekit_heading_mobile-\"><div class=\"ekit_heading_separetor_wraper ekit_heading_elementskit-border-divider elementskit-style-long\"><div class=\"elementskit-border-divider elementskit-style-long\"><\/div><\/div><h3 class=\"ekit-heading--title elementskit-section-title\">Dimensional Deviations:<\/h3>\t\t\t\t<div class='ekit-heading__description'>\n\t\t\t\t\t<p>If the actual size of a Zinc Casting part deviates beyond the tolerance range from the design size (e.g., CT4 grade part tolerance \u00b10.05mm, if the deviation reaches \u00b10.1mm), it cannot be assembled. Dimensional deviations arise from three different reasons.<\/p>\n<p>\u00a0<\/p>\n<ul>\n<li><b><\/b><strong><b>Mold Factors:<\/b><\/strong>After long-term use (e.g., over 100,000 parts), the cavity of a Zinc casting mold (commonly H13 steel) wears, causing dimensions to increase; or uneven mold preheating (local temperature difference &gt;50\u00b0C) leads to inconsistent shrinkage during cooling.<\/li>\n<\/ul>\n<p>\u00a0<\/p>\n<ul>\n<li><b><\/b><strong><b>Uneven Cooling:<\/b><\/strong>Unreasonable design of the mold cooling channels (e.g., no channel in thin-walled areas) causes significant differences in local cooling rates (e.g., cooling time in thick sections is 2-3 times that of thin sections), resulting in different shrinkage amounts.<\/li>\n<\/ul>\n<p>\u00a0<\/p>\n<ul>\n<li><b><\/b><b><\/b><strong><b>Uncontrolled Alloy Shrinkage Rate: <\/b><\/strong>For Zinc alloy die casting, failure to adjust the shrinkage rate according to the alloy grade (e.g., Zamak 3 shrinkage rate 1.2%, Zamak 5 shrinkage rate 1.3%) means the mold size does not reserve sufficient shrinkage allowance.<\/li>\n<\/ul>\n<p>\u00a0<\/p>\n<p>To address dimensional deviation issues, strictly monitor the mold production count and actively maintain Zinc casting molds, paying attention to local part temperatures. For different zinc alloy grades,reserve the corresponding shrinkage allowance during the mold design phase (e.g., the mold size for a Zamak 5 part needs to be 1.3% larger than the design size) to avoid the part being undersized after cooling.\u00a0<\/p>\n\t\t\t\t<\/div>\n\t\t\t<\/div><\/div>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-a8b0f4f elementor-widget elementor-widget-elementskit-heading\" data-id=\"a8b0f4f\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"elementskit-heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"ekit-wid-con\" ><div class=\"ekit-heading elementskit-section-title-wraper text_left   ekit_heading_tablet-   ekit_heading_mobile-\"><div class=\"ekit_heading_separetor_wraper ekit_heading_elementskit-border-divider elementskit-style-long\"><div class=\"elementskit-border-divider elementskit-style-long\"><\/div><\/div><h3 class=\"ekit-heading--title elementskit-section-title\">Surface Oxidation:<\/h3>\t\t\t\t<div class='ekit-heading__description'>\n\t\t\t\t\t<p>Surface oxidation manifests as \"gray-white powder\" or \"dark yellow spots\" on the surface of Zinc Casting parts. This not only affects appearance (e.g., decorative zinc die casting parts cannot be used directly) but also reduces corrosion resistance (the oxide layer can accelerate further zinc corrosion, potentially reducing salt spray test time from 500 hours to below 200 hours).<\/p>\n<p>The direct cause of this problem is the prolonged\u00a0residence time of molten zinc in the furnace exceeding 2 hours, or aging of sealing elements, or failure to perform timely surface treatment (passivation, plating) after part demolding. The zinc liquid\u00a0frequently\u00a0contacts air, generating zinc oxide (ZnO), leading to corrosion on Zinc casting parts.<\/p>\n<p>To address surface oxidation issues in zinc casting, strictly control the residence time of zinc liquid in the furnace (\u22642 hours), and improve or upgrade the sealing system. Immediate mold cleaning can also help resolve the issue.<\/p>\n\t\t\t\t<\/div>\n\t\t\t<\/div><\/div>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-6bcc219b elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"6bcc219b\" data-element_type=\"section\" data-e-type=\"section\" data-settings=\"{&quot;shape_divider_top&quot;:&quot;tilt&quot;,&quot;shape_divider_bottom&quot;:&quot;tilt&quot;,&quot;ekit_has_onepagescroll_dot&quot;:&quot;yes&quot;}\">\n\t\t\t\t\t<div class=\"elementor-shape elementor-shape-top\" aria-hidden=\"true\" data-negative=\"false\">\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewbox=\"0 0 1000 100\" preserveaspectratio=\"none\">\n\t<path class=\"elementor-shape-fill\" d=\"M0,6V0h1000v100L0,6z\"\/>\n<\/svg>\t\t<\/div>\n\t\t\t\t<div class=\"elementor-shape elementor-shape-bottom\" aria-hidden=\"true\" data-negative=\"false\">\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewbox=\"0 0 1000 100\" preserveaspectratio=\"none\">\n\t<path class=\"elementor-shape-fill\" d=\"M0,6V0h1000v100L0,6z\"\/>\n<\/svg>\t\t<\/div>\n\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-6d567cd1\" data-id=\"6d567cd1\" data-element_type=\"column\" data-e-type=\"column\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-228d51b1 elementor-widget elementor-widget-elementskit-heading\" data-id=\"228d51b1\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"elementskit-heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<div class=\"ekit-wid-con\" ><div class=\"ekit-heading elementskit-section-title-wraper text_left   ekit_heading_tablet-   ekit_heading_mobile-\"><h2 class=\"ekit-heading--title elementskit-section-title  ekit-heading__title-has-border start\">Wnioski<\/h2><h3 class=\"ekit-heading--subtitle elementskit-section-subtitle\">\n\t\t\t\t\t\tProjektowanie \u2013 Prototyp \u2013 Formy \u2013 Odlewanie\n\t\t\t\t\t<\/h3>\t\t\t\t<div class='ekit-heading__description'>\n\t\t\t\t\t<p>In summary, zinc casting, as a manufacturing technology that balances cost, precision, and environmental protection, has become an indispensable part of modern manufacturing. A deep understanding of the principles and applications of zinc casting will give you greater insight into your product manufacturing process.<\/p>\n<p>Supro can provide a complete zinc casting manufacturing\u00a0process, from raw material selection to process precision. You can obtain the customized zinc casting service you desire from us. Feel free to contact us at Supro anytime.<\/p>\n\t\t\t\t<\/div>\n\t\t\t<\/div><\/div>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<\/div>","protected":false},"excerpt":{"rendered":"<p>Zinc casting refers to a precision manufacturing technology where metallic zinc or zinc alloy is heated to a molten state [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"elementor_theme","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[51],"tags":[],"class_list":["post-2201","post","type-post","status-publish","format-standard","hentry","category-casting-processes"],"_links":{"self":[{"href":"https:\/\/chinametalfoundry.com\/pl\/wp-json\/wp\/v2\/posts\/2201","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/chinametalfoundry.com\/pl\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/chinametalfoundry.com\/pl\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/chinametalfoundry.com\/pl\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/chinametalfoundry.com\/pl\/wp-json\/wp\/v2\/comments?post=2201"}],"version-history":[{"count":8,"href":"https:\/\/chinametalfoundry.com\/pl\/wp-json\/wp\/v2\/posts\/2201\/revisions"}],"predecessor-version":[{"id":7535,"href":"https:\/\/chinametalfoundry.com\/pl\/wp-json\/wp\/v2\/posts\/2201\/revisions\/7535"}],"wp:attachment":[{"href":"https:\/\/chinametalfoundry.com\/pl\/wp-json\/wp\/v2\/media?parent=2201"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/chinametalfoundry.com\/pl\/wp-json\/wp\/v2\/categories?post=2201"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/chinametalfoundry.com\/pl\/wp-json\/wp\/v2\/tags?post=2201"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}