... (Die molded graphite),High pure extruded graphite,Special carburizing treatment graphite materialCHARACTERISTIC :1.perfect sealing ... resistors, fluxing/degassing tubes, molds, crucibles, special structural parts, etc. in metallurgy, mechanical engineering, chemical & electrochemical industry ... heat shields, crucibles, boats in furnaces for pulling monocrystalline silicon or optical fibers; Anodes for ...