Description
This professional 3 kg graphite crucible is specially designed for gold melting and upside-down casting processes. The crucible features a precision gap on the bottom lip, allowing secure positioning in the fixing hole used in upside-down metal casting kilns.
Manufactured from high-density heat-resistant graphite, this crucible provides excellent durability, thermal shock resistance, and long service life during repeated high-temperature melting cycles.
With a capacity of up to 100 oz (3100 g) of pure gold, it is widely used by jewellers, metal casters, refiners, and professional workshops. The crucible is fully compatible with upside-down type melting furnaces, including our SAFECAST-4 metal-melting kiln.
Designed for reliability and efficiency, this crucible ensures stable positioning during casting and optimal metal flow when used in professional casting equipment.
Key Features
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Professional 3 kg gold graphite crucible
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Capacity: up to 100 oz / 3100 g of pure gold
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Special bottom-lip gap for upside-down casting systems
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Made from high-density heat-resistant graphite
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Excellent thermal shock resistance and durability
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Ideal for gold/silver/copper/brass/aluminium melting, refining, and casting
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Compatible with SAFECAST-4 and similar upside-down metal melting kilns
Typical Applications:
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Gold-Silver-Copper-Brass-Aluminium-PEWTER melting and casting
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Precious metal refining
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Jewellery manufacturing
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Professional metal casting workshops
Technical specification:
– Crucible’s weight – 130 g;
– Volume of crucible – 100-Oz (3000 gr) of pure Gold;
– Maximum heating temperature: 2192 F (1200 C);
– Material – GMMG graphite;
– OD – diameter 3″(75 mm) x 3.5/8″(92 mm) high;
– ID – diameter 2″(51 mm) x 3.5/32″(80 mm) deep.
Use a Graphite Protector Liquid to make your graphite crucible or mould high temperature’s release and to protect from disintegration.
WE DELIVER ALL OUR PRODUCTS WORLDWIDE 24/7
We deliver all our products all over the world (and have been since 2004) and therefore we have vast experience in professional packaging, to keep a high level of customer satisfaction we insure that every product is packed to a professional standard. Furthermore in the highly unlikely event, of parcel being damaged in transit we offer a replacement at no extra cost!








