(DU) Втулка для экскаваторов и строительной мати

BU-BUSHING IN CYLINDER This product adopts high quality low-carbon steel, stinted with the alloy powder of Pb, Sn, Cu, etc., roll with the mixed PTFE material, and final roll into the finished products after all working procedures. It is relatively high fatigue strength & load capacity, perfect performance of bushing surface and favorable corrosion resistance. It widely using on various machinery for protecting, sustaining and extent the life of machines. TECHNICAL INFORMATION: Load Capacity:140N/mm2 Friction Coe:0.02-0.2 Max Line Speed:5m/s PV Value Limit:50N/mm2/ . m/s Working Temperature:-200oC +280oC Thermal Conductivity:50W/m. K Coefficient of Linear Expansion:16x10-6/K Products O. D.:3 315mm Wall thickness:2 300mm APPLICATION IN THE CYLINDER IN EXCAVATOR: CATERPILLAR FOR BOOM,ARM, BUCKET. KOMATSU FOR BOOM,ARM, BUCKET. HITACHIFOR BOOM,ARM, BUCKET. KATO FOR BOOM,ARM, BUCKET. KOBELCO FOR BOOM,ARM, BUCKET. VOLVOFOR BOOM,ARM, BUCKET. HYUNDAI FOR BOOM,ARM, BUCKET. DEAWOO FOR BOOM,ARM, BUCKET.