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        JDB Performance parameters
            JDB Performance parameters
        TypeJDB-1JDB-2JDB-3JDB-4JDB-5
        Base materialCuZn24Al6CuSn6Zn6Pb3Steel CuSn6Zn6Pb3HT-250CuCr15
        Matrix HardnessHb230
           (Hb270)
        HB 90HB 80HB 210HB 60
        Friction Coefficient<0.16<0.15s<0.14<0.17<0.17
        Max.Temperature300℃350℃300℃400℃350℃
        Dynamic load limit100 N/mm260 N/mm270 N/mm260 N/mm2250 N/mm2
        lm/mim The limit load25 N/mm215 N/mm220 N/mm215 N/mm270 N/mm2
        Max. sliding speedDry 0.40 m/s oil 5 m/s2 m/s2 m/s0.5 m/s0.1 m/s
        Limiting PV value3.8 N/mm2·m/s0.5 N/mm2·m/s0.6 N/mm2·m/s0.8 N/mm2·m/s2.5 N/mm2·m/s


            JDB Wear performance
        Test pressure62N/mm224.5N/mm214.7N/mm2
        ProjectWear amountTimeWear amountTimeWear amount0.01 Time
        TypeLubrication(mm)(hrs)(mm)(hrs)(mm)(hrs)
        Copper SetsOil Lubrication0.098100.1251000.10100
        JDB-1Dry friction0.0751000.0151000.012100
        JDB-2Dry friction0.025300.0651000.025100
        JDB-3Dry friction0.03300.121000.015100
        JDB-4Dry friction0.03100.25200.011100
        JDB-5Dry friction0.0221000.131000.01100
        欧美高清欧美AV片

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