DescriptionMainly made of graphite material, the mold is crafted by modern processing technology, mainly used for gold, silver, copper, brass, aluminum and other temperature melting alloys. High purity, high strength for effective use. Features good thermal stability and thermal conductivity.Features-Color:As Shown -Material:Graphite -Size:6.50X6.00X1.50cm/2.55X2.36X0.59in - Made of well selected graphite material, graphite mold is not easy to deform or break.- The graphite mold has a wide range of applications and can be used for experiments and smelting of many kinds of metals.- Features strong corrosion resistance and impact resistance, durable for long time use.- Good thermal conductivity can shorten the melting time, lower energy consuming.- Suitable for test analysis, ingot mold and purposes like teaching, science education, etc.