плавающей уплотнения

1)The material of the floating seals is a special chrome molybdenum cast iron, the content of chrome is 15 percent and molybdenum is 1-3 percent. 2)Character: high hardness, wear-resisting, anti-dirty ability, corrosionresistant. 3)The lifetime is more than 4500 hours. 4)The hardness is HRC65-72,the working face precision within 0.015um, flatness up to 0.1um-0.2 um 5)Specifications Pressure: 1.0-1.7bar/cm2 (max.) Temperature range: -20-90 Degree Circumferential speed: 3m/ sec (max). 6)The size of the floating seals are various,the outer diameter is from 50-865mm 7)Our floating seals are used in construction machinery and mining machinery , like komatsu,cat hitachi daewoo kobelco sumitomo hyundai and so on. (1)Chinas bulldozer such as SHANTUI, SHANGHAI, YELLOU RIVER, YISHAN AND QINGGONG; (2)Japan bulldozer (KOMATSU): D50, D60, D80, D85, D155, D355 American bulldozer (CATERPILLAR): D58, D60, D7G, D8K, D9L, D10H; (3)Germany hydraulic excavator R902-R992 American CAT hydraulic excavators Japanese Komatsu hydraulic excavators; (4)Various loaders and land levelers, cranes, mixers, mining machines, etc. (5) We accept OEM&ODM