... the BEST and LARGEST isostatic graphite factory in China. We could produce the following isostatic graphite material:Rods: dia400*450mm, dia. ... . Applications: Semiconductor (monocrystalline Silicon), EDM, Ceramic Sinter, graphite moulds in continuous casting,precious Metals Smelting Vacuum Furnace, Electronic ... Casting, Diamond sinter,Cemented Carbide sinter, ETC Isostatic graphite for semiconductor