1.grade: RP,HP, UHP(ISO9001:2000 standard) 2.diameter: 50mm-700mm 3.length: 1500mm-2400mm 4.nipples: 3TPI,4TPI Artificial graphite electrode is made of high-quality low ash materials, such as petroleum coke, needle coke and coal pitch. It will experience calcining, burdening, kneading, forming, baking and pressure impregnation, graphitization and then precision machined with professional CNC ...
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