... are of good properties of electric conduction, thermal conduction, anti-pressure and anti-cauterization. And it also have the advantage of ... casting, Metals Casting, Graphite for Ray-cable, Graphite for Mid or Mini-type Rocket, Crucibles.Circular types: φ310x90mm, φ310x130mm, φ235x130mm, φ235x100mm ... , φ120x150mm Special specs meet to customers requirements. High Density Graphite Plate