... thermal stablity 3certification:ISO9001:2008 Graphite mould for Diamond toolsGraphite Moulds for Diamond Tools & Pressure Sintering: ... processing of grinding, kneading, second grinding, moulded forming, baking, impregnation with pressure, second baking, graphitization ... processing of grinding, kneading, second grinding, isotropic forming, baking, impregnation with pressure, second baking, graphitization ...