1.good quality
2.offer OEM
Steel backed lead bronze lined bearing material for lubricated applications, high load capacity and good fatigue properties, have been widely used in automo-tive, common industriallike steering gear, power steering, pedal bushes, king-pin bushes, tailgate pivots, mechanical handing, lifting equipment,hydraulic motors, agricultural machines etc.
Chemical Compositions, Characteristics and Application
Types of Material | Specifications of Bronze alloy | Alloy Hrdness | Characteristics and Application |
JF-930 | CuSn6.5P0.1 | HB(60-90) | Lead Free |
JF-850 | CuSn6Zn6Pb3 | HB(40-80) | Staring Motor |
JF-800 | CuPb10Sn10 | HB(60-90) | The strongest material type, wide application scope. |
JF-750 | CuPb24Sn1 | HB(45-70) | Link Arm |
JF-720 | CuPb24Sn4 | HB(45-70) | Link Arm |
Tech.Data
Max.Load | Static | 250N/mm2 |
Dynamic | 140N/mm2 | |
Max.linear speed | 2m/s | |
PV limit | 2.8N/ mm2.m/s | |
Shear resistance strength | 350N/ mm2 | |
Yield strength | 240N/ mm2 | |
Temp. limit | -40°C-+250°C | |
Friction coeff. | 0.08~0.20 | |
Thermal conductivity | 60W(m.k) | |
Coeff.of linear expansion | 14.10-6K-1 | |
Wall Thickness of The Machinable and Non-machinable Bore of JF-800 Bushes and Their Tolerances
Norminal Thiickness | Tolerances of Series B(non-machinable) | Tolerances of Series C(non-machinable) |
1 | -0.025 | +0.25 |
+0.15 | ||
1.5 | -0.030 | +0.25 |
+0.15 | ||
2 | -0.035 | +0.25 |
+0.15 | ||
2.5 | -0.040 | +0.30 |
+0.15 | ||
3 | -0.045 | +0.30 |
+0.15 | ||
3.5 | -0.050 | +0.30 |
+0.15 |
Rui'an Dongsheng Bearing Co., Ltd. is a manufacturer of bearings, with well-equipped testing equipment and strong technical force. With a wide range, good quality, reasonable prices and stylish designs, our products are extensively used in machines and other fields. Our products are widely recognized and trusted by users and can meet continuously developing economic and social needs. We welcome new and old customers from all walks of life to contact us for future business relationships and achieving mutual success!
