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产品特性

低吸水率的自润滑材料。在软轴和硬轴配合下耐磨性能同样出色

  • 连续使用温度:-40°C/+100°C

  • 适合干运行、免维护

  • 适合中低载荷

  • 适合在潮湿环境中运行


    典型应用领域:

    机加工行业    电动门系统    农用机械    纺织行业


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表格显示不全,可左右移动查看。

规格代码 d1d2Ld3td1压入后公差d1压入后公差孔径H7孔径H7轴径h9轴径h9
NO.mmmmmmmmmmMin.Max.Min.Max.Min.Max.
EPDF-0304-0334.537.50.753.0143.0544.54.5122.9753
EPDF-0304-0534.557.50.753.0143.0544.54.5122.9753
EPDF-0405-0345.539.50.754.024.0685.55.5123.974
EPDF-0405-0445.549.50.754.024.0685.55.5123.974
EPDF-0405-0545.559.50.754.024.0685.55.5123.974
EPDF-0506-05565100.55.15.0466.0124.975
EPDF-0506-08568100.55.15.0466.0124.975
EPDF-0507-055751115.025.06877.0154.975
EPDF-0608-046841216.026.06888.0155.976
EPDF-0608-066861216.026.06888.0155.976
EPDF-0608-086881216.026.06888.0155.976
EPDF-0608-1068101216.026.06888.0155.976
EPDF-0610-0661061426.036.1051010.0155.976
EPDF-0810-0581051518.0258.0831010.0157.9648
EPDF-0810-0681061518.0258.0831010.0157.9648
EPDF-0810-0781071518.0258.0831010.0157.9648
EPDF-0810-0881081518.0258.0831010.0157.9648
EPDF-0810-0981091518.0258.0831010.0157.9648
EPDF-0810-10810101518.0258.0831010.0157.9648
EPDF-1012-051012518110.02510.0831212.0189.96410
EPDF-1012-071012718110.02510.0831212.0189.96410
EPDF-1012-091012918110.02510.0831212.0189.96410
EPDF-1012-1010121018110.02510.0831212.0189.96410
EPDF-1012-1210121218110.02510.0831212.0189.96410
EPDF-1012-1510121518110.02510.0831212.0189.96410
EPDF-1012-1710121718110.02510.0831212.0189.96410
EPDF-1214-041214420112.03212.1021414.01811.95712
EPDF-1214-051214520112.03212.1021414.01811.95712
EPDF-1214-071214720112.03212.1021414.01811.95712
EPDF-1214-091214920112.03212.1021414.01811.95712
EPDF-1214-1212141220112.03212.1021414.01811.95712
EPDF-1214-1512141520112.03212.1021414.01811.95712
EPDF-1214-1712141720112.03212.1021414.01811.95712
EPDF-1214-2012142020112.03212.1021414.01811.95712
EPDF-1416-1014161022114.03214.1021616.01813.95714
EPDF-1416-1214161222114.03214.1021616.01813.95714
EPDF-1416-1714161722114.03214.1021616.01813.95714
EPDF-1517-091517923115.03215.1021717.01814.95715
EPDF-1517-1215171223115.03215.1021717.01814.95715
EPDF-1517-1715171723115.03215.1021717.01814.95715
EPDF-1618-061618624116.03216.1021818.01815.95716
EPDF-1618-1216181224116.03216.1021818.01815.95716
EPDF-1618-1616181624116.03216.1021818.01815.95716
EPDF-1618-1716181724116.03216.1021818.01815.95716
EPDF-1618-2116182124116.03216.1021818.01815.95716
EPDF-1820-1218201226118.03218.1022020.02117.95718
EPDF-1820-1718201726118.03218.1022020.02117.95718
EPDF-1820-2218202226118.03218.1022020.02117.95718
EPDF-2023-11.5202311.5301.520.0420.1242323.02119.94820
EPDF-2023-15.5202315.5301.520.0420.1242323.02119.94820
EPDF-2023-16.5202316.5301.520.0420.1242323.02119.94820
EPDF-2023-21202321301.520.0420.1242323.02119.94820
EPDF-2026-2020262032320.06520.1952626.02119.94820
EPDF-2528-11.5252811.5351.525.0425.1242828.02124.94825
EPDF-2528-12252812351.525.0425.1242828.02124.94825
EPDF-2528-14.5252814.5351.525.0425.1242828.02124.94825
EPDF-2528-21252821351.525.0425.1242828.02124.94825
EPDF-2532-2525322538425.06525.1953232.02524.94825
EPDF-3034-1630341642230.0430.1243434.02529.94830
EPDF-3034-2030342042230.0430.1243434.02529.94830
EPDF-3034-2630342642230.0430.1243434.02529.94830
EPDF-3034-3730343742230.0430.1243434.02529.94830
EPDF-3539-1235391247235.0535.153939.02534.93835
EPDF-3539-1635391647235.0535.153939.02534.93835
EPDF-3539-2635392647235.0535.153939.02534.93835
EPDF-4044-2040442052240.0540.154444.02539.93840
EPDF-4044-3040443052240.0540.154444.02539.93840
EPDF-4044-4040444052240.0540.154444.02539.93840
EPDF-4550-1245501258245.0545.155050.02544.93845
EPDF-4550-2045502058245.0545.155050.02544.93845
EPDF-4550-5045505058245.0545.155050.02544.93845
EPDF-5055-2050552063250.0550.155555.0349.93850
EPDF-5055-3050553063250.0550.155555.0349.93850
EPDF-5055-5050555063250.0550.155555.0349.93850
EPDF-6065-5060655073260.0660.186565.0359.92660
EPDF-7075-5070755083270.0670.187575.0369.92670



材料性能测试标准单位EPD
颜色--黄色
密度ISO1183g /cm31.40
最大吸湿率,50%RHISO62%0.3
最大吸水率ISO62%0.5
对钢动摩擦系数ITSO25μ0.05-0.18
极限P.V值ITSO26N/mm2 x m/s0.40
弯曲模量ISO178M Pa2700
弯曲强度ISO178M Pa65
最大静载荷ITSO27M Pa50
最大动载荷ITSO28M Pa21
邵氏硬度ISO868D75
连续运行温度ITS029+100
短时运行温度ITS029+160
最低运行温度ITSO29-40
导热性ISO22007W/(m·K)0.25
线性热膨胀系数ISO11359K-1 × 10-58
阻燃等级UL94ClassHB
体电阻率IEC60093Ω·cm> 1012
面电阻率IEC60093Ω> 1011


轴承PV值

EPD塑料轴承最大运行PV值为0.4N/mm2xm/s;由此决定轴承所承受的载荷与速度成反比,详情查阅图表EPD-1。


轴承的载荷、速度、温度

EPD塑料轴承可承受最大静载荷为50Mpa,在此载荷下轴承的最大压缩变形量参考图表EPD-2;轴承实际工作载荷略小于50Mpa,载荷还受到运行速度以及温度的影响,速度越快(Vmax:1.0m/s)会导致摩擦温度上升,而温度上升(Tmax:100°C)会导致轴承的承载能力逐渐减弱,载荷随轴承工作温度变化情况参考图表EPD-3。


轴承的摩擦系数

图表EPD-4表明EPD塑料轴承和大多数滑动轴承一样在载荷保持不变的情况下摩擦系数会随着旋转速度的增加略有升高;图表EPD-5表明EPD塑料轴承的摩擦系数在速度保持不变的情况下随着载荷的增加而逐步降低;图表EPD-6表明EPD塑料轴承最适合的轴表面粗糙度为Ra0.2~0.6um,轴过于光滑或者过于粗糙都会导致摩擦系数升高。

EPD干运行油脂
摩擦系数 μ0.05-0.180.090.040.04


磨损与轴材料

图表EPD-7与图表EPD-8都表明EPD塑料轴承的磨损受轴材料影响比较大;硬化钢轴和硬铬钢轴比较适合此轴承。图表EPD-7表明EPD塑料轴承在旋转和摆动运动时选择硬化钢轴和硬铬钢轴比较适合。

化学抗性

EPD塑料轴承能抵抗弱碱以及各类润滑油的腐蚀。


吸水性

EPD塑料轴承在标准大气压中的吸湿率为0.3%,浸泡在水中最高吸水率为0.5%;极低吸水率不会导致轴承发生性能和尺寸变化,非常适合用于潮湿环境。


抗UV性能

EPD塑料轴承长久暴露在紫外线下颜色会发生褪变。材料性能会有所下降。


安装公差

EPD塑料轴承压装后公差

直径


 [mm]

EPD

E10 [mm]
座孔

H7 [mm]


h9 [mm]
> 0~3+0.014~+0.0540~+0.0100~-0.025
> 3~6+0.020~+0.0680~+0.0120~-0.030
> 6~10+0.025~+0.0830~+0.0150~-0.036
> 10~18+0.032~+0.1020~+0.0180~-0.043
> 18~30+0.040~+0.1240~+0.0210~-0.052
> 30~50+0.050~+0.1500~+0.0250~-0.062
> 50~80+0.060~+0.1800~+0.0300~-0.074
> 80~120+0.072~+0.2120~+0.0350~-0.087
> 120~180+0.085~+0.2450~+0.0400~-0.100