石墨套管
- 网络graphite sleeve
石墨套管-
转子叶轮由铸铁支架、石墨套管，上部主轴、下部主轴、石墨叶轮和皮带轮构成。
Each rotor impeller is composed of a cast iron frame , a graphite casing , an upper main shaft , a lower main shaft , the graphite impeller and the belt wheel .
-
一个可移动的密切粮食，石墨填充，铸铁套管提供的硬镀铬活塞杆最优秀的轴承表面。
A removable close grain , graphite-filled , cast iron bushing offers the best bearing surface for the hard chrome plated piston rod .