Description: - Ingot Melting Casting Refining Scrap Bar. -Used for smelting of gold and or other precious metals. -Test analysis tools and ingot mould. -Thermal stability, corrosion resistance and impact resistance. -Thermal conductivity well, good resistance to and alkali. -Clean environmental protection does not stick material, long life. Specification: Colour: black Material: Shape: Recgular Specification: 100g Single hole : 55x37x20mm / 2.16x1.46x0.78inch Single holo: 55x37x20mm / 2.16x1.46x0.78inch Double hole, three hole, five hole, six hole: 80x60x25mm / 3.15x2.36x0.98inch Six holes large: 127x63x13mm / 5x2.48x0.51inch Package Includes: 1 Piece Ingot

precious metal casting gold silver copper melting graphite ingot mold for gold silver metal gold silver graphite ingot mold mould