JDB Solid lubricating bearingsProduct Size
- JDB-1U
- JDB-1UF
- JDB-1UWC
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JDB-1U Sump Copper Alloy Bushings
Finished copper alloy sleeve provides a simple, economical way to use the bearing, bearing high, good corrosion resistance, size, and other arbitrary processing. At the same time we can according to different conditions of use to provide different copper alloy, and in accordance with the requirements of processing a different form, than rolling copper bearings with a higher dimensional accuracy.
Oil tank
Technical Parameters
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Material Composition and Properties Grade JDB-1U JDB-1US1 JDB-1US2 JDB-1US3 Material CuZn25Al5Mn3Fe3 CuSn5Pb5Zn5 CuAl10Ni5Fe5 CuSn12 Density 8 8.9 7.8 8.9 Hardness HB ＞210 ＞70 ＞150 ＞95 Tensile strength N/mm² ＞750 ＞200 ＞600 ＞260 Yield strength N/mm² ＞450 ＞90 ＞260 ＞150 Elongation % ＞12 ＞25 ＞10 ＞8 Coeffcient of linear expansion 1.9×10-5/℃ 1.8×10-5/℃ 1.6×10-5/℃ 1.8×10-5/℃ Max.temp ℃ -40~+300 -40~+400 -40~+400 -40~+400 Max.load N/mm² 100 60 50 70 Max.speed (Dry) m/min 15 10 20 10 Max.PV（Lubrication） N/mm² *m/min 200 60 60 80 Compression deformation 300N/mm² ＜0.01mm ＜0.05mm ＜0.04mm ＜0.05mm
Available form
