... an high temperature, isostatic graphite... Ultrafine particle construction,high strength, high density, isostatic graphite boat are used in ... tool for smelting jewelryWe may supply the following isostatic graphite material:Rods: dia.300x400, dia.400x400, dia.450x400, ... Monocrystalline Silicon,EDM(electrical discharge machining),kinds of graphite moulds in continuous casting,precious Metals Smelting, ...