Graphite Electrode, Electrode Paste, Carbon Graphite Block manufacturer / supplier in China, offering Carbon Graphite Electrode with Nipples RP HP UHP 750mm 700mm 650mm 600mm 550mm 500mm 450mm 400mm 350mm 300mm 250mm 200mm Customized Dia 800-1400mm, 98% Sic 0-1mm 1-3mm 3-5mm 5-8mm 8-12mm Black Silicon Carbide for Steelmaking Deoxidation, Low Density Lightweight Fillers Fly Ash Hollow Cenospheres for Building Material Oil Wells Drilling Mud Weighting Agent and so on.