Graphite powder for casting Fixed carbon content: 65%, 70%, 75%, 80%, 85% Size: 100mesh,200mesh, 325mesh Moi: less than 2.5% Graphite ... powder for castingFixed carbon content: 60%, 65%, 70%, 75%, 80%, 85%, 88%, 90%Size: 100mesh, 200mesh, 325meshMoisture: less than 2.5 ...