... and precious metal smelting, etc may supply the following isostatic graphite material:Rods: dia400*450mm, dia.450*450mm, dia.480 ... such as Monocrystalline Silicon,EDM(electrical discharge machining),kinds of graphite moulds in continuous casting,precious Metals Smelting,high temperature ... Sinter, Continuous Casting, Diamond sinter,Cemented Carbide sinter,ETC graphite mold for mechanical industry