... Seal Group Mechanical seal 1.Material: Alloy cast iron and rubber2.Size :Diameter 35mm to 1100mm 3.Rigidity: HRC60-72 ... 4.Excavator and bulldozer floating Seal Group,we can supply various size floating ... .Application:Komatsu,Mitsubishi,Daewoo,Hyundai,Hitachi ,Kato,CAT,SUMITOMO,KOBELCO and etc6.Please check follow size ,we can produce according your ...