Graphite casting crucible made of high pure graphite material, could be used with Yasui KT 15S casting machine. Yasui KT15S Graphite crucible Specification:Graphite crucible: OD62 * H 87.5 MM, Hole OD: 7 MMGraphite stopper: OD13* L136 MM Features:High purity, fine grain, good performance of electrical conductivity and thermal conductivity, high density, good corrosion resistance, thermal shock ...