{"title":"Castable Resins","description":"\u003cp\u003e\u003cstrong\u003eCastable resins\u003c\/strong\u003e are special formulations designed for \u003cstrong\u003elost-wax casting\u003c\/strong\u003e: the resin master print is immersed in plaster or wax, and the mold is heated in a furnace to completely burn off the resin without residue, leaving a void into which molten metal (gold, silver, brass, bronze) is poured. They are the reference material for \u003cstrong\u003e3D jewelry\u003c\/strong\u003e and the production of small series of metal objects.\u003c\/p\u003e\n\n\u003ch3\u003eWhen to use a castable resin\u003c\/h3\u003e\n\u003cul\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eJewelry\u003c\/strong\u003e: rings, earrings, necklaces, bracelets in gold\/silver\/platinum.\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eDental\u003c\/strong\u003e: crowns, bridges, restorations (with specific dental castable resins).\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003ePrecision mechanical components\u003c\/strong\u003e: small series of high-detail metal parts.\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eReplicas and restoration\u003c\/strong\u003e: production of metal parts from digital models.\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eAwards and medals\u003c\/strong\u003e: creation of unique personalized pieces.\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical characteristics\u003c\/h3\u003e\n\u003cul\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eWavelength\u003c\/strong\u003e: 405 nm.\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eCombustion\u003c\/strong\u003e: residue under 0.05% by weight (zero ash) — crucial for mold quality.\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eResolution\u003c\/strong\u003e: optimized for details under 50 μm.\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eBurnout\u003c\/strong\u003e: typical furnace cycle: slow ramp up to 720-750 °C, hold for 1-2 hours.\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eMechanical strength\u003c\/strong\u003e: secondary — the goal is detail, not print durability.\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003ch3\u003eCastable workflow\u003c\/h3\u003e\n\u003col\u003e\n\n\u003cli\u003ePrint the master in castable resin.\u003c\/li\u003e\n\n\u003cli\u003eBrief post-curing (the resin must remain \"soft\" enough not to break).\u003c\/li\u003e\n\n\u003cli\u003ePlace in the casting flask and pour plaster\/wax\/refractory.\u003c\/li\u003e\n\n\u003cli\u003eFlask firing (burnout): the resin burns completely.\u003c\/li\u003e\n\n\u003cli\u003ePour molten metal into the empty mold.\u003c\/li\u003e\n\n\u003cli\u003eExtraction, cleaning, polishing of the jewelry.\u003c\/li\u003e\n\n\n\u003c\/ol\u003e\n\n\u003ch3\u003eBrands you can find on Strato3D\u003c\/h3\u003e\n\u003cp\u003eCastable resins from \u003ca href=\"\/en\/collections\/brand-elegoo\"\u003eElegoo\u003c\/a\u003e, \u003ca href=\"\/en\/collections\/brand-anycubic\"\u003eAnycubic\u003c\/a\u003e, eSUN PLA-Cast, Siraya Tech Tenacious Castable and other jewelry references.\u003c\/p\u003e\n\n\u003ch3\u003eFrequently asked questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eAre special printers needed?\u003c\/strong\u003e No, any 405 nm LCD\/MSLA. For maximum detail, 8K or 12K are ideal.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDo they burn without residue?\u003c\/strong\u003e Specific castable formulations do. Standard resins NO — do not use regular resin for casting.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan I cast them in gold\/silver?\u003c\/strong\u003e Yes, they are compatible with any low-melting point metal (below 1100 °C). For steel and ferrous alloys, a different workflow (sand casting) is needed.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs dental the same?\u003c\/strong\u003e No, dental applications require certified resins (Class II medical device), such as Forward AM Ultracur3D DM or BASF DentaCAST.\u003c\/p\u003e","products":[{"product_id":"siraya-tech-cast-1-kg-true-blue","title":"Siraya Tech Cast - 1 kg - True Blue","description":"\u003ch2\u003eSiraya Tech Cast - 1 kg - True Blue\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eSiraya Tech Cast - 1 kg - True Blue\u003c\/strong\u003e from \u003cstrong\u003eSiraya Tech\u003c\/strong\u003e is a photopolymer resin for SLA\/MSLA\/DLP 3D printers, formulated to deliver high-quality prints with precise details and a smooth surface. 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