Copper casting process flow realizes electrical furnace centrifugal casting, this flow increases the cage inner quality, enlarge production ability. 鑄銅工藝生產流程實現了電爐化離心鑄造，提高了保持架的內在質量，擴大了生產能力。
The technical parameters and production process of the combine roller made from high Ni Cr cast iron by centrifugal casting were intruduced in detail. 詳細介紹了離心鑄造高鎳鉻鑄鐵複合輥套內外層金屬鑄造工藝參數及整個鑄造生產過程。
