Ultra high power graphite electrode is made of needle coke as raw materials imported from Japan , the production process is crushing, sieving, ingredients, kneading, molding, baking, high pressure impregnation, the second roasting, graphitization and machining process , the nipples are made by three times impregnation and four times baking , the material is needle coke imported from Japan.

 The standard of ultra-high power graphite electrode and joint

The allowable current of ultra-high power graphite electrode