{"product_id":"silicon-carbide-graphite-crucible-890ml-high-temp-melting-tool","title":"Silicon Carbide Graphite Crucible 890mL - High Temp Melting Tool","description":"\u003cp\u003eOur review finds the Molten Masters silicon carbide graphite crucible a practical choice for hobbyists and small foundries that need a durable melting cup. This review focuses on one clear selling point: its high-temperature resistance up to 1800C\/3272F, which lets users reliably melt common metals such as aluminum, gold, silver, copper and brass without rapid degradation. For anyone using a propane furnace or a small kiln, the crucible's long life and compatibility with multiple heat sources make it a dependable workhorse rather than a single-use item.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-Temperature Resistance:\u003c\/strong\u003e Handles up to 1800C\/3272F so users can melt a wide range of metals safely and without premature failure.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWide Compatibility:\u003c\/strong\u003e Designed for Molten Masters propane furnaces but also works with kilns, natural gas furnaces, coke ovens and coal furnaces for flexible use.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDurability:\u003c\/strong\u003e Silicon carbide graphite construction lasts two to five times longer than ordinary clay crucibles, reducing replacement frequency and downtime.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePractical Capacity:\u003c\/strong\u003e The 890mL volume suits small batches of metal, providing a useful balance between capacity and manageable weight when handling.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions for Fit:\u003c\/strong\u003e Outside 5.1 in diameter by 6.4 in height with inside 3.9 in diameter and 5.6 in depth, making it easy to check fit in common lab and hobby furnaces.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSimple Maintenance Tip:\u003c\/strong\u003e Preheat the empty crucible to 500C for about 10 minutes to reduce thermal shock and extend service life.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWho It's For\u003c\/h2\u003e\n\u003cp\u003eThe crucible is best for jewelry makers, metalcasters and small-shop users who run frequent low- to medium-volume melts and want a robust, reusable cup that copes with high temperatures. Its compatibility with multiple furnace types makes it ideal for those who switch between propane, gas, or kiln setups.\u003c\/p\u003e\n\u003cp\u003eIt is less suited to large commercial foundries where much larger capacities and automated handling are required, or to absolute beginners who expect a fully insulated, turnkey melting system; this is a high-performance component rather than a complete melting rig.\u003c\/p\u003e\n\u003ch2\u003ePros \u0026amp; Cons\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003ePros\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eHigh temperature rating up to 1800C\/3272F for melting a broad range of metals.\u003c\/li\u003e\n\u003cli\u003eDurable silicon carbide graphite construction that outlasts ordinary clay crucibles.\u003c\/li\u003e\n\u003cli\u003eGood mid-size 890mL capacity and dimensions that fit many hobby furnaces.\u003c\/li\u003e\n\u003cli\u003eVersatile compatibility across propane furnaces, kilns and gas setups.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eCons\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eNot intended for large industrial melts where greater volume and automated handling are needed.\u003c\/li\u003e\n\u003cli\u003eRequires proper preheating and handling to maximize lifespan, which adds a small procedural step.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eMolten Masters\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003eSilicon carbide graphite\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum Temperature\u003c\/td\u003e\n\u003ctd\u003e1800C \/ 3272F\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCapacity\u003c\/td\u003e\n\u003ctd\u003e890mL\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutside Dimensions\u003c\/td\u003e\n\u003ctd\u003e5.1 in Dia. x 6.4 in Height\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInside Dimensions\u003c\/td\u003e\n\u003ctd\u003e3.9 in Dia. x 5.6 in Depth\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\u003ch2\u003eOur Verdict\u003c\/h2\u003e\n\u003cp\u003eThe Molten Masters 890mL silicon carbide graphite crucible is a solid value for hobbyists and small shops that need reliable, long-lasting performance at very high temperatures. It is especially worthwhile for users who already own a compatible propane furnace or kiln and want a durable upgrade from clay crucibles; just follow the preheat guidance to get the best lifespan.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eCan this crucible melt gold and silver?\u003c\/strong\u003e\u003cbr\u003eYes. With a maximum temperature of 1800C\/3272F it is suitable for melting gold, silver and common non-ferrous metals.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWill it fit a standard propane furnace?\u003c\/strong\u003e\u003cbr\u003eIt is designed to be compatible with Molten Masters propane furnaces and fits many similar hobby propane setups, but check the outside dimensions against your furnace opening.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow should I care for the crucible to extend life?\u003c\/strong\u003e\u003cbr\u003ePreheat the empty crucible to about 500C for 10 minutes before regular use and avoid rapid thermal shock to maximize the 2-5x lifespan advantage over clay.\u003c\/p\u003e","brand":"Molten Masters","offers":[{"title":"Default Title","offer_id":48601509396699,"sku":"B0D669TS8Q","price":35.06,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/1043\/1707\/files\/71W9n7pX-TL._AC_SL1500.jpg?v=1778384053","url":"https:\/\/gearmusthave.com\/products\/silicon-carbide-graphite-crucible-890ml-high-temp-melting-tool","provider":"GearMustHave","version":"1.0","type":"link"}