Factory customized high quality slide bushing for variable pump

Product Description Commodity Factory customized high quality slide bushing for variable pump Raw Material Iron,Stainless Steel,Cooper,Steel,Iron,Alloy steel Feature 1. High density from 6.7- 7.2 g/cm3 2. Hardness: HRC 30-50 3. Carbonitriding quenching and high frequency quenching in house 4. With high precision Certification CE,ISO Manufacture Process Mixing powder——Forming——Sintering——Sizing——After treatment——Carbonitriding quenching treatment——Oil impregnant——Packing—