... 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 ... Mitsubishi,Daewoo,Hyundai,Hitachi ,Kato,CAT,SUMITOMO,KOBELCO and etc6.Please check follow size ,we can produce ... of spare parts for Excavator,Bulldozer,Forklift,Road roller Anything we can do for you ,please don ...