5KG Foundry Clay Graphite Crucibles Propane Furnace Torch Melting Casting Refining for Gold Silver Copper-5KG- Aluminum

Foundry Clay Graphite Crucibles Propane Furnace Torch Melting Casting Refining for Gold Silver Copper Aluminum Clay Graphite Crucible for melting metal , silver, gold, copper, aluminum #5KG ,Rated to withstand temperatures up to 1560°F - 2912° F (850°C - 1600°C) This crucible has strong corrosion resistance to acid and alkaline solution, and has excellent chemical stability and thermal shock resistance. Ideal for use with propane melting furnaces You are welcome to contact us if you have any problem about our product, we will give you a satisfactory reply. 100% Satisfaction Guarantee.