{"id":7916,"date":"2026-10-09T04:02:47","date_gmt":"2026-10-09T04:02:47","guid":{"rendered":"https:\/\/chinametalfoundry.com\/?p=7916"},"modified":"2026-10-09T04:02:47","modified_gmt":"2026-10-09T04:02:47","slug":"die-casting-vs-investment-casting","status":"publish","type":"post","link":"https:\/\/chinametalfoundry.com\/it\/blog\/die-casting-vs-investment-casting\/","title":{"rendered":"Die Casting vs Investment Casting: Cost, Tolerance and Volume Crossover"},"content":{"rendered":"<article class=\"sc-article\" style=\"max-width: 820px; margin: 0 auto; font-family: 'Poppins',sans-serif; color: #7e7e7e; font-size: 16px; line-height: 1.7;\">\n<div class=\"sc-intro\" style=\"background: #F5F5F5; border-radius: 20px; padding: 22px 24px; font-style: italic; color: #3a3a3a; margin: 0 0 26px; line-height: 1.6;\">\n<p style=\"margin: 0;\">Die casting vs investment casting is rarely a close call once you write down three numbers: the alloy you must have, the annual volume you will really buy, and how many machining hours you are willing to pay for. Get those three right and one process usually disqualifies itself inside five minutes \u2014 the rest is arithmetic.<\/p>\n<\/div>\n<p style=\"margin: 0 0 18px;\">This guide walks through that arithmetic with real shop numbers: tooling quotes, cycle times, NADCA and ISO 8062-3 tolerance practice, wall-thickness limits, heat-treatment restrictions and two worked cost cases (one where die casting wins big, one where it cannot even enter the race). If you want the die casting vs investment casting verdict in one line, it is this: alloy and geometry pick the process, volume only picks the winner. Standards referenced come from the <a style=\"color: #086ad4; text-decoration: none;\" href=\"https:\/\/www.afsinc.org\" target=\"_blank\" rel=\"noopener\">American Foundry Society (AFS)<\/a> and the <a style=\"color: #086ad4; text-decoration: none;\" href=\"https:\/\/www.nadca.com\" target=\"_blank\" rel=\"noopener\">North American Die Casting Association (NADCA)<\/a>; everything else is measured the same way we quote it on the floor.<\/p>\n<figure style=\"margin: 24px 0;\"><img decoding=\"async\" style=\"width: 100%; display: block; border-radius: 4px;\" src=\"https:\/\/chinametalfoundry.com\/wp-content\/uploads\/2026\/10\/p227-dcic-1.webp\" alt=\"die casting vs investment casting: a thin-wall die-cast aluminium housing beside an investment-cast stainless steel impeller\" \/><figcaption style=\"font-size: 13px; color: #7e7e7e; text-align: center; margin-top: 8px;\">Two parts that look like a fair comparison \u2014 they almost never share a process.<\/figcaption><\/figure>\n<h2 style=\"font-family: 'Poppins',sans-serif; color: #273171; font-size: 25px; font-weight: 600; line-height: 1.3; margin: 34px 0 14px; padding: 4px 0 4px 30px; background: linear-gradient(to right, #ff512f 0px, #dd2476 5px, transparent 5px);\">Die Casting vs Investment Casting in 60 Seconds<\/h2>\n<p style=\"margin: 0 0 18px;\">Read the decision in this order \u2014 with die casting vs investment casting, the first filter usually ends the debate:<\/p>\n<ul style=\"margin: 0 0 18px; padding-left: 22px;\">\n<li style=\"margin: 0 0 8px;\"><strong style=\"color: #273171;\">Alloy.<\/strong> Need stainless, carbon steel, tool steel or a nickel-base alloy? Then it is investment casting, full stop. High-pressure die casting (HPDC) only runs low-melting alloys: aluminium, zinc and magnesium.<\/li>\n<li style=\"margin: 0 0 8px;\"><strong style=\"color: #273171;\">Geometry.<\/strong> Cored internal passages, undercuts on every face, zero draft allowed on sealing surfaces? Investment casting handles that in one monolithic piece; a die casting would need slides, inserts and usually a second machining operation.<\/li>\n<li style=\"margin: 0 0 8px;\"><strong style=\"color: #273171;\">Volume.<\/strong> If both processes can make the part in aluminium, the crossover usually lands between roughly 2,000 and 4,000 units per year. Below it, the cheap tool wins. Above it, the fast cycle wins.<\/li>\n<li style=\"margin: 0 0 8px;\"><strong style=\"color: #273171;\">Heat treatment and welding.<\/strong> Conventional HPDC parts blister in solution treatment and are generally not weld-repairable. If you need true T6 properties or field weldability, plan on investment casting, squeeze casting or a different route entirely.<\/li>\n<\/ul>\n<p style=\"margin: 0 0 18px;\">Everything below explains why those four rules hold, and gives you the die casting vs investment casting numbers to plug into your own sourcing sheet. If you are earlier in the process selection stage, start with our <a style=\"color: #086ad4; text-decoration: none;\" href=\"https:\/\/chinametalfoundry.com\/it\/blog\/metal-casting-guide\/\" target=\"_blank\">metal casting guide<\/a>, then come back here for the two-process decision.<\/p>\n<h2 style=\"font-family: 'Poppins',sans-serif; color: #273171; font-size: 25px; font-weight: 600; line-height: 1.3; margin: 34px 0 14px; padding: 4px 0 4px 30px; background: linear-gradient(to right, #ff512f 0px, #dd2476 5px, transparent 5px);\">What Each Process Actually Does<\/h2>\n<p style=\"margin: 0 0 18px;\">Underneath the marketing language, die casting vs investment casting is a question about where capital sits: one route buys a hardened steel die and pays almost nothing per shot, the other buys a cheap tool and pays skilled labour on every tree.<\/p>\n<h3 style=\"font-family: 'Poppins',sans-serif; color: #273171; font-size: 20px; font-weight: 600; line-height: 1.4; margin: 26px 0 8px; text-transform: capitalize;\">High-pressure die casting<\/h3>\n<hr style=\"width: 100px; height: 4px; background: #EF890D; border: none; border-radius: 2px; margin: 0 0 14px; line-height: 0; opacity: 1;\" \/>\n<p style=\"margin: 0 0 18px;\">Molten aluminium at roughly 640\u2013680 \u00b0C is injected into a hardened H13 steel die at gate velocities of 30\u2013100 m\/s, under intensification pressures of 60\u2013120 MPa, then held while it freezes. A small aluminium part cools in 10\u201325 seconds; the whole shot cycle, including die open, ejection, spraying and closing, lands at 45\u201390 seconds on a mid-size machine. That single fact \u2014 under 90 seconds per part family \u2014 is where the entire cost advantage comes from.<\/p>\n<p style=\"margin: 0 0 18px;\">The flip side is the die itself: single-cavity aluminium tooling typically runs from about $25,000 for a small bracket die to well past $120,000 for a large structural part with multiple slides. Die life for aluminium is commonly quoted at 80,000\u2013150,000 shots before major refurbishment, so the tooling cost must be amortised across real volume. Our <a style=\"color: #086ad4; text-decoration: none;\" href=\"https:\/\/chinametalfoundry.com\/it\/blog\/2026-die-cast-tooling-cost-6-factors-lifecycle\/\" target=\"_blank\">die cast tooling cost breakdown<\/a> covers what moves that number.<\/p>\n<h3 style=\"font-family: 'Poppins',sans-serif; color: #273171; font-size: 20px; font-weight: 600; line-height: 1.4; margin: 26px 0 8px; text-transform: capitalize;\">Investment casting (lost wax)<\/h3>\n<hr style=\"width: 100px; height: 4px; background: #EF890D; border: none; border-radius: 2px; margin: 0 0 14px; line-height: 0; opacity: 1;\" \/>\n<p style=\"margin: 0 0 18px;\">Wax is injected into an aluminium tool, the wax patterns are assembled onto a tree, the tree is dipped and stuccoed through six to ten ceramic coats, then dewaxed in an autoclave at about 150\u2013180 \u00b0C and 0.6\u20130.8 MPa, fired at 900\u20131,100 \u00b0C, and poured hot into a ceramic shell that carries no parting line. One tree can hold 20\u201360 small components, so per-piece cycle time is misleading: the tree takes 12\u201336 hours from dip to knockout, but that cost is divided across the whole tree.<\/p>\n<p style=\"margin: 0 0 18px;\">Tooling is far cheaper \u2014 which is the other half of the die casting vs investment casting story. An aluminium wax die for the same-size component often costs a fifth to a tenth of an HPDC die \u2014 because it sees wax at 60 \u00b0C, not aluminium at 660 \u00b0C. But every part consumes shell material, ceramic core (when used), hand finishing and inspection labour. That recurring cost is why the same part can cost three times as much as a die casting even after tooling is paid off. Our <a style=\"color: #086ad4; text-decoration: none;\" href=\"https:\/\/chinametalfoundry.com\/it\/fusione-a-cera-persa\/\" target=\"_blank\">servizi di fusione a cera persa<\/a> page walks through the whole cell.<\/p>\n<figure style=\"margin: 24px 0;\"><img decoding=\"async\" style=\"width: 100%; display: block; border-radius: 4px;\" src=\"https:\/\/chinametalfoundry.com\/wp-content\/uploads\/2026\/10\/p227-dcic-2.webp\" alt=\"die casting vs investment casting process comparison: a hardened steel die casting die half beside an assembled investment casting wax tree\" \/><figcaption style=\"font-size: 13px; color: #7e7e7e; text-align: center; margin-top: 8px;\">Steel die and water-cooled machine versus ceramic tree and batch shell room \u2014 two very different cost structures.<\/figcaption><\/figure>\n<h2 style=\"font-family: 'Poppins',sans-serif; color: #273171; font-size: 25px; font-weight: 600; line-height: 1.3; margin: 34px 0 14px; padding: 4px 0 4px 30px; background: linear-gradient(to right, #ff512f 0px, #dd2476 5px, transparent 5px);\">Process Window: Where Each One Operates<\/h2>\n<p style=\"margin: 0 0 18px;\">Most quoting confusion clears up as soon as the two process windows sit next to each other. Use the table below as a first screen on any die casting vs investment casting decision \u2014 if your part falls outside a row, that process is already out.<\/p>\n<table style=\"width: 100%; border-collapse: collapse; margin: 18px 0 24px; font-size: 15px; color: #333333;\">\n<thead>\n<tr>\n<th style=\"background: #273171; color: #ffffff; padding: 12px 14px; text-align: left; font-weight: 600; border: 1px solid #273171;\">Parametro<\/th>\n<th style=\"background: #273171; color: #ffffff; padding: 12px 14px; text-align: left; font-weight: 600; border: 1px solid #273171;\">High-pressure die casting<\/th>\n<th style=\"background: #273171; color: #ffffff; padding: 12px 14px; text-align: left; font-weight: 600; border: 1px solid #273171;\">Fusione a cera persa<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td style=\"border: 1px solid #E5E5E5; padding: 10px 14px;\">Castable alloys<\/td>\n<td style=\"border: 1px solid #E5E5E5; padding: 10px 14px;\">Al (A380 \/ ADC12 \/ ADC10), Zn (Zamak 3\/5\/7), Mg (AZ91D)<\/td>\n<td style=\"border: 1px solid #E5E5E5; padding: 10px 14px;\">Any castable alloy: Al A356, CF8M\/304 stainless, carbon &amp; low-alloy steel, Ni\/Co alloys, bronze<\/td>\n<\/tr>\n<tr style=\"background: #F5F5F5;\">\n<td style=\"border: 1px solid #E5E5E5; padding: 10px 14px;\">Pour \/ injection temperature<\/td>\n<td style=\"border: 1px solid #E5E5E5; padding: 10px 14px;\">Al \u2248 640\u2013680 \u00b0C<\/td>\n<td style=\"border: 1px solid #E5E5E5; padding: 10px 14px;\">Al \u2248 700\u2013740 \u00b0C; steel \u2248 1,560\u20131,620 \u00b0C<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #E5E5E5; padding: 10px 14px;\">Practical minimum wall<\/td>\n<td style=\"border: 1px solid #E5E5E5; padding: 10px 14px;\">1.0\u20131.5 mm aluminium (0.8 mm on small areas)<\/td>\n<td style=\"border: 1px solid #E5E5E5; padding: 10px 14px;\">1.0\u20131.5 mm aluminium; 2\u20133 mm steel (0.5\u20130.8 mm possible on small features)<\/td>\n<\/tr>\n<tr style=\"background: #F5F5F5;\">\n<td style=\"border: 1px solid #E5E5E5; padding: 10px 14px;\">Typical part mass<\/td>\n<td style=\"border: 1px solid #E5E5E5; padding: 10px 14px;\">10 g \u2013 10 kg (limited by machine locking tonnage, commonly 250\u20134,000 t)<\/td>\n<td style=\"border: 1px solid #E5E5E5; padding: 10px 14px;\">5 g \u2013 100 kg, sweet spot 0.1\u201315 kg<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #E5E5E5; padding: 10px 14px;\">Cycle per unit<\/td>\n<td style=\"border: 1px solid #E5E5E5; padding: 10px 14px;\">45\u201390 s per shot (multi-cavity multiplies output)<\/td>\n<td style=\"border: 1px solid #E5E5E5; padding: 10px 14px;\">12\u201336 h per tree, divided across 20\u201360 parts<\/td>\n<\/tr>\n<tr style=\"background: #F5F5F5;\">\n<td style=\"border: 1px solid #E5E5E5; padding: 10px 14px;\">Tooling cost (same part)<\/td>\n<td style=\"border: 1px solid #E5E5E5; padding: 10px 14px;\">$25,000 \u2013 $120,000+, hardened H13<\/td>\n<td style=\"border: 1px solid #E5E5E5; padding: 10px 14px;\">$3,000 \u2013 $18,000, aluminium wax die + fixtures<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #E5E5E5; padding: 10px 14px;\">Tool life<\/td>\n<td style=\"border: 1px solid #E5E5E5; padding: 10px 14px;\">80,000\u2013150,000 shots (Al), refurb at 50,000\u201370,000<\/td>\n<td style=\"border: 1px solid #E5E5E5; padding: 10px 14px;\">Wax dies often exceed 100,000 wax injections at low stress<\/td>\n<\/tr>\n<tr style=\"background: #F5F5F5;\">\n<td style=\"border: 1px solid #E5E5E5; padding: 10px 14px;\">Economic volume<\/td>\n<td style=\"border: 1px solid #E5E5E5; padding: 10px 14px;\">Rarely below ~2,000\u20134,000 units\/year<\/td>\n<td style=\"border: 1px solid #E5E5E5; padding: 10px 14px;\">1\u201310,000 units\/year without tooling pain<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2 style=\"font-family: 'Poppins',sans-serif; color: #273171; font-size: 25px; font-weight: 600; line-height: 1.3; margin: 34px 0 14px; padding: 4px 0 4px 30px; background: linear-gradient(to right, #ff512f 0px, #dd2476 5px, transparent 5px);\">Tolerance, Finish and Machining Allowance<\/h2>\n<p style=\"margin: 0 0 18px;\">This is where die casting vs investment casting RFQs go wrong most often: buyers assume one process is simply &#8220;the precise one.&#8221; Neither is universally better. Die casting holds very repeatable dimensions in a fixed steel die; investment casting delivers a monolithic part with no parting-line mismatch, but shell movement and ceramic expansion loosen absolute figures slightly. Both are usually quoted against <a style=\"color: #086ad4; text-decoration: none;\" href=\"https:\/\/chinametalfoundry.com\/it\/blog\/casting-tolerances-guide\/\" target=\"_blank\">casting tolerances to ISO 8062-3<\/a> or to NADCA&#8217;s standard practice, so make sure both quotes name the same standard before comparing them.<\/p>\n<table style=\"width: 100%; border-collapse: collapse; margin: 18px 0 24px; font-size: 15px; color: #333333;\">\n<thead>\n<tr>\n<th style=\"background: #273171; color: #ffffff; padding: 12px 14px; text-align: left; font-weight: 600; border: 1px solid #273171;\">Capability<\/th>\n<th style=\"background: #273171; color: #ffffff; padding: 12px 14px; text-align: left; font-weight: 600; border: 1px solid #273171;\">High-pressure die casting<\/th>\n<th style=\"background: #273171; color: #ffffff; padding: 12px 14px; text-align: left; font-weight: 600; border: 1px solid #273171;\">Fusione a cera persa<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td style=\"border: 1px solid #E5E5E5; padding: 10px 14px;\">Linear tolerance, 25 mm feature<\/td>\n<td style=\"border: 1px solid #E5E5E5; padding: 10px 14px;\">\u00b10.08\u20130.12 mm (NADCA standard practice, same die half)<\/td>\n<td style=\"border: 1px solid #E5E5E5; padding: 10px 14px;\">\u00b10.10\u20130.15 mm typical production<\/td>\n<\/tr>\n<tr style=\"background: #F5F5F5;\">\n<td style=\"border: 1px solid #E5E5E5; padding: 10px 14px;\">Dimensions across the parting line<\/td>\n<td style=\"border: 1px solid #E5E5E5; padding: 10px 14px;\">Add \u00b10.15\u20130.30 mm for die shift \/ die wear*<\/td>\n<td style=\"border: 1px solid #E5E5E5; padding: 10px 14px;\">No parting line \u2014 no mismatch term<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #E5E5E5; padding: 10px 14px;\">Typical DCTG band (ISO 8062-3)<\/td>\n<td style=\"border: 1px solid #E5E5E5; padding: 10px 14px;\">DCTG 4\u20136<\/td>\n<td style=\"border: 1px solid #E5E5E5; padding: 10px 14px;\">DCTG 5\u20137<\/td>\n<\/tr>\n<tr style=\"background: #F5F5F5;\">\n<td style=\"border: 1px solid #E5E5E5; padding: 10px 14px;\">Draft angle required<\/td>\n<td style=\"border: 1px solid #E5E5E5; padding: 10px 14px;\">1\u20132\u00b0 per side (0.5\u00b0 with special lub \/ high-precision work)<\/td>\n<td style=\"border: 1px solid #E5E5E5; padding: 10px 14px;\">0.5\u20131\u00b0 typical, near-zero draft possible on some faces<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #E5E5E5; padding: 10px 14px;\">As-cast surface<\/td>\n<td style=\"border: 1px solid #E5E5E5; padding: 10px 14px;\">Ra 1.6\u20133.2 \u00b5m, Ra 0.8 \u00b5m achievable on good die surfaces<\/td>\n<td style=\"border: 1px solid #E5E5E5; padding: 10px 14px;\">Ra 3.2\u20136.3 \u00b5m as-cast; Ra 1.6 \u00b5m after light bead blast<\/td>\n<\/tr>\n<tr style=\"background: #F5F5F5;\">\n<td style=\"border: 1px solid #E5E5E5; padding: 10px 14px;\">Machining allowance normally left<\/td>\n<td style=\"border: 1px solid #E5E5E5; padding: 10px 14px;\">0.3\u20131.0 mm on sealing faces and bores<\/td>\n<td style=\"border: 1px solid #E5E5E5; padding: 10px 14px;\">0.5\u20132.0 mm depending on section size and alloy<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #E5E5E5; padding: 10px 14px;\">Secondary finishing that follows<\/td>\n<td style=\"border: 1px solid #E5E5E5; padding: 10px 14px;\">Trim, shot blast, impregnation for pressure-tight parts<\/td>\n<td style=\"border: 1px solid #E5E5E5; padding: 10px 14px;\">Cut-off, gate grind, shell removal, optional HIP<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p style=\"margin: 0 0 18px;\">*NADCA practice treats dimensions crossing the parting line differently precisely because die halves can shift and wear; that single line is why a complex die cast part sometimes needs more machining than a seemingly &#8220;looser&#8221; investment casting.<\/p>\n<p style=\"margin: 0 0 18px;\">Surface expectations matter too. A die casting often ships straight from trim to <a style=\"color: #086ad4; text-decoration: none;\" href=\"https:\/\/chinametalfoundry.com\/it\/blog\/casting-surface-finishing\/\" target=\"_blank\">surface finishing<\/a>, while an investment casting usually needs a Kirksite gate-removal pass before it looks clean. Neither process produces a cosmetic defect-free part every shot \u2014 which is another reason to judge die casting vs investment casting on total cost to finish, not on as-cast appearance \u2014 see the <a style=\"color: #086ad4; text-decoration: none;\" href=\"https:\/\/chinametalfoundry.com\/it\/blog\/difetti-comuni-di-fusione-e-come-evitarli\/\" target=\"_blank\">common casting defects guide<\/a> and the specific <a style=\"color: #086ad4; text-decoration: none;\" href=\"https:\/\/chinametalfoundry.com\/it\/blog\/analisi-di-cinque-difetti-comuni-nella-pressofusione-ad-alta-pressione-e-relativi-metodi-di-controllo\/\" target=\"_blank\">five defect types that dominate high-pressure die casting<\/a>.<\/p>\n<h2 style=\"font-family: 'Poppins',sans-serif; color: #273171; font-size: 25px; font-weight: 600; line-height: 1.3; margin: 34px 0 14px; padding: 4px 0 4px 30px; background: linear-gradient(to right, #ff512f 0px, #dd2476 5px, transparent 5px);\">Alloy Rule: The Filter That Ends Most Comparisons<\/h2>\n<p style=\"margin: 0 0 18px;\">The die casting vs investment casting filter that ends most arguments is the tool itself. Molten aluminium at 660 \u00b0C already erodes H13 die steel by soldering and heat checking; steel poured at 1,580 \u00b0C would destroy the die cavity in one shot. So the rule is blunt: any ferrous alloy, stainless or nickel-base is investment casting (or a competing ferrous route such as <a style=\"color: #086ad4; text-decoration: none;\" href=\"https:\/\/chinametalfoundry.com\/it\/soluzioni\/acciaio-fuso\/\" target=\"_blank\">acciaio fuso<\/a> or <a style=\"color: #086ad4; text-decoration: none;\" href=\"https:\/\/chinametalfoundry.com\/it\/soluzioni\/fusione-in-acciaio-inossidabile\/\" target=\"_blank\">fusione in acciaio inossidabile<\/a>).<\/p>\n<table style=\"width: 100%; border-collapse: collapse; margin: 18px 0 24px; font-size: 15px; color: #333333;\">\n<thead>\n<tr>\n<th style=\"background: #273171; color: #ffffff; padding: 12px 14px; text-align: left; font-weight: 600; border: 1px solid #273171;\">Requirement<\/th>\n<th style=\"background: #273171; color: #ffffff; padding: 12px 14px; text-align: left; font-weight: 600; border: 1px solid #273171;\">HPDC answer<\/th>\n<th style=\"background: #273171; color: #ffffff; padding: 12px 14px; text-align: left; font-weight: 600; border: 1px solid #273171;\">Investment casting answer<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td style=\"border: 1px solid #E5E5E5; padding: 10px 14px;\">Aluminium grades available<\/td>\n<td style=\"border: 1px solid #E5E5E5; padding: 10px 14px;\">A380, ADC12, ADC10, AlSi9Cu3 \u2014 high Si for castability<\/td>\n<td style=\"border: 1px solid #E5E5E5; padding: 10px 14px;\">A356, A357, AlSi10Mg (weldable, higher elongation)<\/td>\n<\/tr>\n<tr style=\"background: #F5F5F5;\">\n<td style=\"border: 1px solid #E5E5E5; padding: 10px 14px;\">Full T6 solution treatment<\/td>\n<td style=\"border: 1px solid #E5E5E5; padding: 10px 14px;\">Blisters above ~500 \u00b0C; usually limited to T5-type ageing<\/td>\n<td style=\"border: 1px solid #E5E5E5; padding: 10px 14px;\">Yes \u2014 A356-T6 routinely specified<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #E5E5E5; padding: 10px 14px;\">Weld repair \/ rework<\/td>\n<td style=\"border: 1px solid #E5E5E5; padding: 10px 14px;\">Generally not recommended \u2014 entrapped gas expands<\/td>\n<td style=\"border: 1px solid #E5E5E5; padding: 10px 14px;\">Routine, followed by re-inspection<\/td>\n<\/tr>\n<tr style=\"background: #F5F5F5;\">\n<td style=\"border: 1px solid #E5E5E5; padding: 10px 14px;\">Pressure-tight without resin<\/td>\n<td style=\"border: 1px solid #E5E5E5; padding: 10px 14px;\">Vacuum-assisted casting helps; otherwise impregnation<\/td>\n<td style=\"border: 1px solid #E5E5E5; padding: 10px 14px;\">Better, especially after HIP<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #E5E5E5; padding: 10px 14px;\">Zinc \/ copper alloys<\/td>\n<td style=\"border: 1px solid #E5E5E5; padding: 10px 14px;\">Zamak hot-chamber work is the gold standard<\/td>\n<td style=\"border: 1px solid #E5E5E5; padding: 10px 14px;\">Bronze and brass are routinely poured<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p style=\"margin: 0 0 18px;\">The porosity reason behind the T6 row is worth understanding. Because fill takes 30\u201380 ms, air is entrained as fine bubbles rather than escaping through the vents. Put that part in a 540 \u00b0C solution furnace and the bubbles expand into surface blisters, so most die castings skip true solution treatment. If your spec calls for both pressure tightness and T6 strength, read our <a style=\"color: #086ad4; text-decoration: none;\" href=\"https:\/\/chinametalfoundry.com\/it\/blog\/casting-heat-treatment\/\" target=\"_blank\">heat treatment for castings<\/a> guide, then look at <a style=\"color: #086ad4; text-decoration: none;\" href=\"https:\/\/chinametalfoundry.com\/it\/blog\/aluminum-casting-alloys-a356-vs-a380\/\" target=\"_blank\">A356 versus A380 properties<\/a> \u2014 A356 only exists as an option if you leave HPDC behind.<\/p>\n<p style=\"margin: 0 0 18px;\">When aluminium is mandatory from the start, the comparison usually narrows to <a style=\"color: #086ad4; text-decoration: none;\" href=\"https:\/\/chinametalfoundry.com\/it\/blog\/die-casting-vs-sand-casting\/\" target=\"_blank\">die casting versus sand casting<\/a>; when precision and near-net aluminium both matter, <a style=\"color: #086ad4; text-decoration: none;\" href=\"https:\/\/chinametalfoundry.com\/it\/blog\/fusione-in-sabbia-vs-fusione-a-cera-persa\/\" target=\"_blank\">sand versus investment casting<\/a> is the better read.<\/p>\n<h2 style=\"font-family: 'Poppins',sans-serif; color: #273171; font-size: 25px; font-weight: 600; line-height: 1.3; margin: 34px 0 14px; padding: 4px 0 4px 30px; background: linear-gradient(to right, #ff512f 0px, #dd2476 5px, transparent 5px);\">Case A: Where Die Casting Wins \u2014 and by Exactly How Much<\/h2>\n<p style=\"margin: 0 0 18px;\">Here is the die casting vs investment casting arithmetic on a part both processes can actually make. The part: an aluminium electronics enclosure, 180 \u00d7 120 \u00d7 45 mm, nominal wall 2.5 mm, finished weight 0.62 kg, machined only on the mounting face. Forecast: 15,000 units per year for a three-year programme. Both processes can make it.<\/p>\n<table style=\"width: 100%; border-collapse: collapse; margin: 18px 0 24px; font-size: 15px; color: #333333;\">\n<thead>\n<tr>\n<th style=\"background: #273171; color: #ffffff; padding: 12px 14px; text-align: left; font-weight: 600; border: 1px solid #273171;\">Cost line<\/th>\n<th style=\"background: #273171; color: #ffffff; padding: 12px 14px; text-align: left; font-weight: 600; border: 1px solid #273171;\">HPDC (single cavity)<\/th>\n<th style=\"background: #273171; color: #ffffff; padding: 12px 14px; text-align: left; font-weight: 600; border: 1px solid #273171;\">Fusione a cera persa<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td style=\"border: 1px solid #E5E5E5; padding: 10px 14px;\">Tooling, quoted<\/td>\n<td style=\"border: 1px solid #E5E5E5; padding: 10px 14px;\">$46,000<\/td>\n<td style=\"border: 1px solid #E5E5E5; padding: 10px 14px;\">$7,200<\/td>\n<\/tr>\n<tr style=\"background: #F5F5F5;\">\n<td style=\"border: 1px solid #E5E5E5; padding: 10px 14px;\">Tool amortisation at programme volume<\/td>\n<td style=\"border: 1px solid #E5E5E5; padding: 10px 14px;\">$46,000 \u00f7 45,000 units = $1.02\/unit<\/td>\n<td style=\"border: 1px solid #E5E5E5; padding: 10px 14px;\">$7,200 \u00f7 45,000 units = $0.16\/unit<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #E5E5E5; padding: 10px 14px;\">Recurring per unit<\/td>\n<td style=\"border: 1px solid #E5E5E5; padding: 10px 14px;\">$6.85 (metal, casting, trim, blast)<\/td>\n<td style=\"border: 1px solid #E5E5E5; padding: 10px 14px;\">$21.80 (wax, shell, pour, cut-off, finish)<\/td>\n<\/tr>\n<tr style=\"background: #F5F5F5;\">\n<td style=\"border: 1px solid #E5E5E5; padding: 10px 14px;\">Machining per unit<\/td>\n<td style=\"border: 1px solid #E5E5E5; padding: 10px 14px;\">$3.10 (one face, 4 min cycle)<\/td>\n<td style=\"border: 1px solid #E5E5E5; padding: 10px 14px;\">$4.60 (extra stock to clean)<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #E5E5E5; padding: 10px 14px;\">Landed unit cost<\/td>\n<td style=\"border: 1px solid #E5E5E5; padding: 10px 14px;\"><strong style=\"color: #273171;\">$10.97<\/strong><\/td>\n<td style=\"border: 1px solid #E5E5E5; padding: 10px 14px;\"><strong style=\"color: #273171;\">$26.56<\/strong><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p style=\"margin: 0 0 18px;\">The crossover sits lower than most buyers expect. Add machining in and the per-unit gap is ($21.80 + $4.60) \u2212 ($6.85 + $3.10) = <strong style=\"color: #273171;\">$16.45<\/strong>. Divide the $38,800 tooling difference by that number and the breakeven lands at roughly <strong style=\"color: #273171;\">2,400 units<\/strong> \u2014 about eight weeks of production at the planned annual rate. Everything above it is die casting territory: at 15,000 units per year the recurring saving is about $246,750 annually, and the tooling premium is recovered inside the first couple of months.<\/p>\n<p style=\"margin: 0 0 18px;\">Two cautions worth pricing into any die casting vs investment casting spreadsheet. First, the HPDC die must be reconditioned around 50,000\u201370,000 shots, so budget roughly $6,000\u2013$9,000 per refurbishment across a three-year 45,000-piece programme. Second, that $6.85 recurring figure assumes a stable cycle of about 75 seconds; on a multi-cavity die it falls further, which moves the crossover point <em>down<\/em> to near 2,000 units. Our <a style=\"color: #086ad4; text-decoration: none;\" href=\"https:\/\/chinametalfoundry.com\/it\/blog\/casting-cost-breakdown\/\" target=\"_blank\">casting cost breakdown<\/a> shows how each line behaves when aluminium moves \u00b110%.<\/p>\n<h2 style=\"font-family: 'Poppins',sans-serif; color: #273171; font-size: 25px; font-weight: 600; line-height: 1.3; margin: 34px 0 14px; padding: 4px 0 4px 30px; background: linear-gradient(to right, #ff512f 0px, #dd2476 5px, transparent 5px);\">Case B: Where Die Casting Cannot Quote at All<\/h2>\n<p style=\"margin: 0 0 18px;\">The part: a CF8M (cast 316 stainless) valve body, overall 150 \u00d7 110 \u00d7 80 mm, finished weight 3.2 kg, with three cored ports and a curved internal flow passage. Forecast: 900 units per year. This is not a price race \u2014 high-pressure die casting simply does not run stainless steel, so the useful die casting vs investment casting comparison becomes near-net casting versus machining everything away. So the honest comparison is investment casting versus machining from solid stock.<\/p>\n<table style=\"width: 100%; border-collapse: collapse; margin: 18px 0 24px; font-size: 15px; color: #333333;\">\n<thead>\n<tr>\n<th style=\"background: #273171; color: #ffffff; padding: 12px 14px; text-align: left; font-weight: 600; border: 1px solid #273171;\">Cost line<\/th>\n<th style=\"background: #273171; color: #ffffff; padding: 12px 14px; text-align: left; font-weight: 600; border: 1px solid #273171;\">Machined from \u00d8160 bar<\/th>\n<th style=\"background: #273171; color: #ffffff; padding: 12px 14px; text-align: left; font-weight: 600; border: 1px solid #273171;\">Investment casting + finish machine<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td style=\"border: 1px solid #E5E5E5; padding: 10px 14px;\">Purchase weight<\/td>\n<td style=\"border: 1px solid #E5E5E5; padding: 10px 14px;\">\u00d8160 \u00d7 90 mm = 1,810 cm\u00b3 \u00d7 8.0 g\/cm\u00b3 = 14.5 kg<\/td>\n<td style=\"border: 1px solid #E5E5E5; padding: 10px 14px;\">4.6 kg casting (3.2 kg finished + gates)<\/td>\n<\/tr>\n<tr style=\"background: #F5F5F5;\">\n<td style=\"border: 1px solid #E5E5E5; padding: 10px 14px;\">Material cost<\/td>\n<td style=\"border: 1px solid #E5E5E5; padding: 10px 14px;\">14.5 kg \u00d7 $7.10\/kg = $103.00<\/td>\n<td style=\"border: 1px solid #E5E5E5; padding: 10px 14px;\">4.6 kg \u00d7 $6.40\/kg = $29.40<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #E5E5E5; padding: 10px 14px;\">Machine time<\/td>\n<td style=\"border: 1px solid #E5E5E5; padding: 10px 14px;\">3.4 h \u00d7 $72\/h = $244.80<\/td>\n<td style=\"border: 1px solid #E5E5E5; padding: 10px 14px;\">0.75 h \u00d7 $72\/h = $54.00<\/td>\n<\/tr>\n<tr style=\"background: #F5F5F5;\">\n<td style=\"border: 1px solid #E5E5E5; padding: 10px 14px;\">Tooling \/ fixtures<\/td>\n<td style=\"border: 1px solid #E5E5E5; padding: 10px 14px;\">$2,600<\/td>\n<td style=\"border: 1px solid #E5E5E5; padding: 10px 14px;\">$8,600 (wax die + core die + gauges)<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #E5E5E5; padding: 10px 14px;\">Recurring subtotal<\/td>\n<td style=\"border: 1px solid #E5E5E5; padding: 10px 14px;\">$347.80<\/td>\n<td style=\"border: 1px solid #E5E5E5; padding: 10px 14px;\">$83.40<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p style=\"margin: 0 0 18px;\">Investment casting saves about $264 per unit before tooling, against an extra $6,000 in tooling \u2014 a breakeven of fewer than <strong style=\"color: #273171;\">25 pieces<\/strong>. At 900 units per year that is roughly $238,000 saved annually, plus a part whose internal passage follows the flow instead of being drilled with straight intersections that create pressure drop. Grade selection (CF8M versus CF8C versus duplex) changes both cost and corrosion behaviour; our <a style=\"color: #086ad4; text-decoration: none;\" href=\"https:\/\/chinametalfoundry.com\/it\/blog\/stainless-steel-investment-casting-grades\/\" target=\"_blank\">stainless investment casting grades<\/a> guide covers that trade-off in detail.<\/p>\n<figure style=\"margin: 24px 0;\"><img decoding=\"async\" style=\"width: 100%; display: block; border-radius: 4px;\" src=\"https:\/\/chinametalfoundry.com\/wp-content\/uploads\/2026\/10\/p227-dcic-3.webp\" alt=\"die casting vs investment casting output: investment-cast CF8M stainless valve bodies with cored ports next to thin-wall aluminium die cast housings on an inspection bench\" \/><figcaption style=\"font-size: 13px; color: #7e7e7e; text-align: center; margin-top: 8px;\">Same buyer, same RFQ week, two entirely different supply chains.<\/figcaption><\/figure>\n<h2 style=\"font-family: 'Poppins',sans-serif; color: #273171; font-size: 25px; font-weight: 600; line-height: 1.3; margin: 34px 0 14px; padding: 4px 0 4px 30px; background: linear-gradient(to right, #ff512f 0px, #dd2476 5px, transparent 5px);\">Lead Time: Where the Two Curves Cross Again<\/h2>\n<p style=\"margin: 0 0 18px;\">Tooling, not casting, decides first-article timing \u2014 and it is the stage where die casting vs investment casting expectations most often break. A hardened HPDC die with slides takes 6\u201310 weeks to build, plus two to three trial rounds; first articles typically land in 8\u201312 weeks. An aluminium wax die takes 2\u20133 weeks, so first articles normally arrive in 4\u20136 weeks \u2014 but production batches flow far slower, because shell building and firing are batch processes rather than a 75-second cycle.<\/p>\n<table style=\"width: 100%; border-collapse: collapse; margin: 18px 0 24px; font-size: 15px; color: #333333;\">\n<thead>\n<tr>\n<th style=\"background: #273171; color: #ffffff; padding: 12px 14px; text-align: left; font-weight: 600; border: 1px solid #273171;\">Stage<\/th>\n<th style=\"background: #273171; color: #ffffff; padding: 12px 14px; text-align: left; font-weight: 600; border: 1px solid #273171;\">HPDC<\/th>\n<th style=\"background: #273171; color: #ffffff; padding: 12px 14px; text-align: left; font-weight: 600; border: 1px solid #273171;\">Fusione a cera persa<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td style=\"border: 1px solid #E5E5E5; padding: 10px 14px;\">Design review &amp; DFM<\/td>\n<td style=\"border: 1px solid #E5E5E5; padding: 10px 14px;\">3\u20135 days<\/td>\n<td style=\"border: 1px solid #E5E5E5; padding: 10px 14px;\">3\u20135 days<\/td>\n<\/tr>\n<tr style=\"background: #F5F5F5;\">\n<td style=\"border: 1px solid #E5E5E5; padding: 10px 14px;\">Tool build<\/td>\n<td style=\"border: 1px solid #E5E5E5; padding: 10px 14px;\">6\u201310 settimane<\/td>\n<td style=\"border: 1px solid #E5E5E5; padding: 10px 14px;\">2\u20133 weeks<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #E5E5E5; padding: 10px 14px;\">Sample &amp; trials<\/td>\n<td style=\"border: 1px solid #E5E5E5; padding: 10px 14px;\">1\u20132 weeks<\/td>\n<td style=\"border: 1px solid #E5E5E5; padding: 10px 14px;\">1\u20132 weeks<\/td>\n<\/tr>\n<tr style=\"background: #F5F5F5;\">\n<td style=\"border: 1px solid #E5E5E5; padding: 10px 14px;\">Typical T1 to approval<\/td>\n<td style=\"border: 1px solid #E5E5E5; padding: 10px 14px;\">10\u201314 weeks total<\/td>\n<td style=\"border: 1px solid #E5E5E5; padding: 10px 14px;\">5\u20137 weeks total<\/td>\n<\/tr>\n<tr>\n<td style=\"border: 1px solid #E5E5E5; padding: 10px 14px;\">Production rate after approval<\/td>\n<td style=\"border: 1px solid #E5E5E5; padding: 10px 14px;\">Thousands per week<\/td>\n<td style=\"border: 1px solid #E5E5E5; padding: 10px 14px;\">Hundreds per week per cell<\/td>\n<\/tr>\n<tr style=\"background: #F5F5F5;\">\n<td style=\"border: 1px solid #E5E5E5; padding: 10px 14px;\">Rush levers<\/td>\n<td style=\"border: 1px solid #E5E5E5; padding: 10px 14px;\">Overtime CNC on die; rarely cheaper<\/td>\n<td style=\"border: 1px solid #E5E5E5; padding: 10px 14px;\">Extra shift in shell room; printed wax patterns instead of tooling<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p style=\"margin: 0 0 18px;\">Note that last lever. If you need five samples next month and the volume is still unproven, printing wax patterns instead of cutting a metal tool gets physical parts in your hands without committing to either process \u2014 see our <a style=\"color: #086ad4; text-decoration: none;\" href=\"https:\/\/chinametalfoundry.com\/it\/3d-printing-prototype\/\" target=\"_blank\">3D printing prototype<\/a> e <a style=\"color: #086ad4; text-decoration: none;\" href=\"https:\/\/chinametalfoundry.com\/it\/servizi-di-fusione-di-prototipi-in-metallo\/\" target=\"_blank\">metal prototype casting<\/a> routes. Tooling timeline is the single largest block in either schedule, which is why we break it out separately in the <a style=\"color: #086ad4; text-decoration: none;\" href=\"https:\/\/chinametalfoundry.com\/it\/blog\/2026-die-cast-tooling-cost-6-factors-lifecycle\/\" target=\"_blank\">die cast tooling cost and lifecycle<\/a> guide.<\/p>\n<h2 style=\"font-family: 'Poppins',sans-serif; color: #273171; font-size: 25px; font-weight: 600; line-height: 1.3; margin: 34px 0 14px; padding: 4px 0 4px 30px; background: linear-gradient(to right, #ff512f 0px, #dd2476 5px, transparent 5px);\">Where Each Route Sits in a Real Sourcing Programme<\/h2>\n<p style=\"margin: 0 0 18px;\">Pull this back to what you actually buy. Die casting vs investment casting rarely shows up as a single line item; it shows up as a supplier list, a finishing sequence and a machining schedule.<\/p>\n<ul style=\"margin: 0 0 18px; padding-left: 22px;\">\n<li style=\"margin: 0 0 8px;\"><strong style=\"color: #273171;\">Die casting:<\/strong> <a style=\"color: #086ad4; text-decoration: none;\" href=\"https:\/\/chinametalfoundry.com\/it\/servizi-di-pressofusione\/\" target=\"_blank\">servizi di pressofusione<\/a> for aluminium and <a style=\"color: #086ad4; text-decoration: none;\" href=\"https:\/\/chinametalfoundry.com\/it\/soluzioni\/zinc-alloy-casting\/\" target=\"_blank\">zinc alloy casting<\/a> for hot-chamber work, followed by CNC. Typical buyers: consumer electronics housings, power tool bodies, EV connectors, heat sinks.<\/li>\n<li style=\"margin: 0 0 8px;\"><strong style=\"color: #273171;\">Investment casting:<\/strong> <a style=\"color: #086ad4; text-decoration: none;\" href=\"https:\/\/chinametalfoundry.com\/it\/lost-wax-casting-services\/\" target=\"_blank\">lost wax casting services<\/a> for stainless, additive-like geometries with cored passages, and everything needing T6 or weld repair. Typical buyers: pump and valve bodies, food equipment fittings, marine hardware, medical device arms.<\/li>\n<li style=\"margin: 0 0 8px;\"><strong style=\"color: #273171;\">Either:<\/strong> aluminium parts with clean geometry and moderate volume \u2014 quote both. Ask for the same tolerance standard in both quotes, then compare <a style=\"color: #086ad4; text-decoration: none;\" href=\"https:\/\/chinametalfoundry.com\/it\/cnc-machining-services\/\" target=\"_blank\">machining<\/a> hours rather than casting price alone.<\/li>\n<li style=\"margin: 0 0 8px;\"><strong style=\"color: #273171;\">Neither:<\/strong> very large structural parts, heavy-section designs that need a riser study, or anything above roughly 100 kg \u2014 those belong to <a style=\"color: #086ad4; text-decoration: none;\" href=\"https:\/\/chinametalfoundry.com\/it\/fusione-in-sabbia\/\" target=\"_blank\">fusione in sabbia<\/a> or <a style=\"color: #086ad4; text-decoration: none;\" href=\"https:\/\/chinametalfoundry.com\/it\/soluzioni\/fusione-di-ferro\/\" target=\"_blank\">fusione di ferro<\/a>.<\/li>\n<\/ul>\n<p style=\"margin: 0 0 18px;\">Before you send either RFQ, run the alloy choice through our <a style=\"color: #086ad4; text-decoration: none;\" href=\"https:\/\/chinametalfoundry.com\/it\/blog\/how-to-choose-casting-alloy\/\" target=\"_blank\">casting alloy selection<\/a> framework and check thin-wall feasibility against the guidance in <a style=\"color: #086ad4; text-decoration: none;\" href=\"https:\/\/chinametalfoundry.com\/it\/blog\/aluminum-die-casting-guide\/\" target=\"_blank\">the aluminium die casting guide<\/a>. Ten minutes there usually saves a round of quoting, and it is the cheapest way to keep a die casting vs investment casting comparison honest.<\/p>\n<h2 style=\"font-family: 'Poppins',sans-serif; color: #273171; font-size: 25px; font-weight: 600; line-height: 1.3; margin: 34px 0 14px; padding: 4px 0 4px 30px; background: linear-gradient(to right, #ff512f 0px, #dd2476 5px, transparent 5px);\">What to Send With Your RFQ<\/h2>\n<ul style=\"margin: 0 0 18px; padding-left: 22px;\">\n<li style=\"margin: 0 0 8px;\"><strong style=\"color: #273171;\">Annual volume and programme life.<\/strong> Not &#8220;expected volume&#8221; \u2014 the actual number you will order in year one, because tool amortisation is the swing factor.<\/li>\n<li style=\"margin: 0 0 8px;\"><strong style=\"color: #273171;\">3D model plus tolerance callouts on the critical features only.<\/strong> Over-tolerancing a drawing pushes every quote to machining.<\/li>\n<li style=\"margin: 0 0 8px;\"><strong style=\"color: #273171;\">Alloy and any mandatory heat treatment.<\/strong> &#8220;T6&#8221; alone eliminates conventional HPDC.<\/li>\n<li style=\"margin: 0 0 8px;\"><strong style=\"color: #273171;\">Pressure requirements.<\/strong> Test pressure, medium, and whether leak testing is 100% or sampled.<\/li>\n<li style=\"margin: 0 0 8px;\"><strong style=\"color: #273171;\">Finish specification.<\/strong> Ra target on which faces, coating type, and whether cosmetic surfaces are Class A.<\/li>\n<\/ul>\n<h2 style=\"font-family: 'Poppins',sans-serif; color: #273171; font-size: 25px; font-weight: 600; line-height: 1.3; margin: 34px 0 14px; padding: 4px 0 4px 30px; background: linear-gradient(to right, #ff512f 0px, #dd2476 5px, transparent 5px);\">FAQ<\/h2>\n<h3 style=\"font-family: 'Poppins',sans-serif; color: #273171; font-size: 20px; font-weight: 600; line-height: 1.4; margin: 22px 0 8px;\">Is die casting always cheaper than investment casting?<\/h3>\n<p style=\"margin: 0 0 18px;\">No. Below roughly 2,000\u20134,000 units per year, the cheaper tool usually wins even though each piece costs more \u2014 and that is why die casting vs investment casting answers differ between a 500-unit pilot and a 20,000-unit launch. In the housing above, the crossover was about 2,600 units; above it, die casting saved around $15 per unit.<\/p>\n<h3 style=\"font-family: 'Poppins',sans-serif; color: #273171; font-size: 20px; font-weight: 600; line-height: 1.4; margin: 22px 0 8px;\">Which process holds tighter tolerances?<\/h3>\n<p style=\"margin: 0 0 18px;\">For a simple dimension in one die half, die casting is marginally tighter (\u00b10.08\u20130.12 mm at 25 mm). But dimensions crossing the parting line add \u00b10.15\u20130.30 mm of die shift, and investment casting has no parting line at all \u2014 so on complex multi-face geometry, the &#8220;looser&#8221; process often delivers less variation.<\/p>\n<h3 style=\"font-family: 'Poppins',sans-serif; color: #273171; font-size: 20px; font-weight: 600; line-height: 1.4; margin: 22px 0 8px;\">Can die cast parts be heat treated or welded?<\/h3>\n<p style=\"margin: 0 0 18px;\">Not fully, and it is the trap most often missed in a die casting vs investment casting spec review. Entrained air blisters above roughly 500 \u00b0C, so genuine T6 is usually off the table for conventional HPDC; ageing-only treatments and weld repair are limited. If your spec needs either, move to investment casting, or look at pore-free variants covered in our <a style=\"color: #086ad4; text-decoration: none;\" href=\"https:\/\/chinametalfoundry.com\/it\/blog\/permanent-mold-casting\/\" target=\"_blank\">permanent mold casting<\/a> discussion.<\/p>\n<h3 style=\"font-family: 'Poppins',sans-serif; color: #273171; font-size: 20px; font-weight: 600; line-height: 1.4; margin: 22px 0 8px;\">Which gives a better surface finish?<\/h3>\n<p style=\"margin: 0 0 18px;\">Die casting, typically Ra 1.6\u20133.2 \u00b5m as-cast versus Ra 3.2\u20136.3 \u00b5m for investment casting, which usually receives a light blast before coating. Both reach similar values after finishing \u2014 see the full <a style=\"color: #086ad4; text-decoration: none;\" href=\"https:\/\/chinametalfoundry.com\/it\/blog\/casting-surface-finishing\/\" target=\"_blank\">surface finishing options<\/a>.<\/p>\n<h3 style=\"font-family: 'Poppins',sans-serif; color: #273171; font-size: 20px; font-weight: 600; line-height: 1.4; margin: 22px 0 8px;\">Can I prototype in one process and produce in the other?<\/h3>\n<p style=\"margin: 0 0 18px;\">Yes, and it is common. Printed wax patterns plus a soft tool let you validate form and fit in three to four weeks, then commit to hardened die tooling once the volume is real. Just re-check wall thickness: what prints easily may not fill reliably at production speed.<\/p>\n<h3 style=\"font-family: 'Poppins',sans-serif; color: #273171; font-size: 20px; font-weight: 600; line-height: 1.4; margin: 22px 0 8px;\">What size and weight limits should I expect?<\/h3>\n<p style=\"margin: 0 0 18px;\">Size is another place where die casting vs investment casting assumptions go wrong. Die casting is capped by machine locking force \u2014 commonly 10 kg of aluminium or less in practice, with anything bigger pushing into very large tonnage. Investment casting routinely reaches 15 kg and occasionally 100 kg, though shell handling cost climbs steeply past about 20 kg.<\/p>\n\t\t<div data-elementor-type=\"section\" data-elementor-id=\"3550\" class=\"elementor elementor-3550\" data-elementor-post-type=\"elementor_library\">\n\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-19b1acf1 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"19b1acf1\" 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\t<div class=\"elementor-background-overlay\"><\/div>\n\t\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-56e26ed6\" data-id=\"56e26ed6\" 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-52c3d00c elementor-widget elementor-widget-elementskit-heading\" data-id=\"52c3d00c\" 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-\"><h3 class=\"ekit-heading--title elementskit-section-title\">Cerchi una fonderia di metalli affidabile in Cina?<\/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-24c75aa0 elementor-widget elementor-widget-text-editor\" data-id=\"24c75aa0\" 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<ul><li>Possiamo aiutarti a ottimizzare il design del prodotto e a ridurre i costi.<\/li><li>Possiamo aiutarvi con getti di alta qualit\u00e0 e grandi volumi.<\/li><li>Possiamo consegnare in tempo e ottenere maggiori opportunit\u00e0 di mercato per le vendite.<\/li><li>Trarrai vantaggio dal servizio di fusione di metalli di Supro MFG.<\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-51a20937 elementor-align-left elementor-widget elementor-widget-global elementor-global-1143 elementor-widget-button\" data-id=\"51a20937\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm elementor-animation-grow\" href=\"https:\/\/chinametalfoundry.com\/it\/contatto\/\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">Richiedi un preventivo direttamente dal produttore <\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\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<\/div>\n\t\t\n<p class=\"sc-note\" style=\"font-size: 13px; color: #9a9a9a; margin: 28px 0 0;\">*Data referenced from AFS \/ NADCA industry publications and Supro MFG shop-floor records.<\/p>\n<\/article>","protected":false},"excerpt":{"rendered":"<p>Die casting vs investment casting is rarely a close call once you write down three numbers: the alloy you must [&hellip;]<\/p>\n","protected":false},"author":5,"featured_media":7917,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","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":"default","adv-header-id-meta":"","stick-header-meta":"default","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","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":[48,47,45,44,42],"class_list":["post-7916","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-casting-processes","tag-casting-comparison","tag-casting-process","tag-die-casting","tag-investment-casting","tag-metal-casting"],"_links":{"self":[{"href":"https:\/\/chinametalfoundry.com\/it\/wp-json\/wp\/v2\/posts\/7916","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/chinametalfoundry.com\/it\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/chinametalfoundry.com\/it\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/chinametalfoundry.com\/it\/wp-json\/wp\/v2\/users\/5"}],"replies":[{"embeddable":true,"href":"https:\/\/chinametalfoundry.com\/it\/wp-json\/wp\/v2\/comments?post=7916"}],"version-history":[{"count":5,"href":"https:\/\/chinametalfoundry.com\/it\/wp-json\/wp\/v2\/posts\/7916\/revisions"}],"predecessor-version":[{"id":7936,"href":"https:\/\/chinametalfoundry.com\/it\/wp-json\/wp\/v2\/posts\/7916\/revisions\/7936"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/chinametalfoundry.com\/it\/wp-json\/wp\/v2\/media\/7917"}],"wp:attachment":[{"href":"https:\/\/chinametalfoundry.com\/it\/wp-json\/wp\/v2\/media?parent=7916"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/chinametalfoundry.com\/it\/wp-json\/wp\/v2\/categories?post=7916"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/chinametalfoundry.com\/it\/wp-json\/wp\/v2\/tags?post=7916"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}