TINYSOME 6 Pcs Silicon Carbide Graphite Crucible Foundry Set Graphite Crucibles for Copper Gold Silver Aluminum Jewelry Casting

5pcs Graphite Crucible Set Gold Silver Ingot Mold Set Jewelry Design Repair Tool Including High Purity Graphite Crucible Tong Bowl Combo Ingot Mold Torch Melting Kit Mould Method Description Choice the fused silica as the main for raw material made using modern ceramic processing technology mainly used in denta1 alloys platinum gold silver copper brass and other high temperature melting alloys high temperature over 2800 degrees high purity c0rr0s10n resistance high strength high heat resistant high shock resistance. The graphite crucible set choice the fused silica as the main for raw material made using modern ceramic processing technology. High Temperature Resistance : High temperature resistance up to 2800 degrees high purity c0rr0s10n resistance high strength high heat resistance and high impact resistance. Shock and c0rr0s10n Resistance :This crucible has strong c0rr0s10n resistance to acid and alkaline solution and has excellent chemical stability and thermal shock resistance. Good Thermal Conductivity : All for raw materials are carefully selected in multiple links. Has good thermal conductivity saves fuel saves money and is environmentally friendly Main Application : Mainly used in denta1 alloys platinum gold silver copper brass and other high temperature melting alloys. Specification: size：as shown Color: black，silver Materials :silica，Stainless steel Graphite Rod: Diameter: about 6mm / 0.24inch Length: about 150mm / 5.91 inches Cylindrical Graphite Crucible: Outer diameter: about 40mm / 1.57 inches Inner diameter about 38mm / 1.50 inches Total height: about 40mm / 1.57 inches Inner height: about 35mm / 1.38 inches Square Graphite Crucible: Bulk density ≥1.82g/ cm3 Resistivity ≥9μΩm Bending strength ≥ 45Mpa Anti-stress ≥65Mpa Ash content ≤0.1% Particle ≤43um (0.043 mm) Size: about 5.6*4.2*1.2cm / 2.20*1.65*0.47 inches Package Included: 1*quartz melting crucible 1*tongs 2*graphite stir bar 1*rectangular graphite crucible 1*cylindrical graphite crucible Note: 1.Due to the light and screen difference the item s color maybe slightly different from the pictures. Please understand. 2.Please allow 1-2cm differences because of the manual measurement.