High Purity Refining Graphite Casting Melting Ingot Mold for Gold Silver Metal (55x37x20mm – for 150g Gold)

Eforlife -- High Purity Refining Graphite Crucible Ingot Mold Excellent thermal stability, corrosion resistance and thermal conductivity properties Material: Pure Graphite Ash ?0.1%; Bulk density ?1.82 g/cm3; Specifications: (1 troy ounce...