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EPA
EPA
EPA
EPA
  • EPA
  • EPA
  • EPA

产品特性

80摄氏度下较好的耐磨材料。被应用于对轴硬度要求不高的场合。白色也是较多清洁设备和包装机械的考虑因素

  • 连续使用温度:-40°C/+80°C

  • 对轴表面粗糙度要求低

  • 较低的摩擦系数

  • 适用于软轴

  • 食品包装机推荐使用


     典型应用领域:

    食品工业    饮料技术    医疗设备



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规格代码mmmmmmd1压入后公差d1压入后公差孔径H7孔径H7轴径h9轴径h9
NO.d1d2LMin.Max.Min.Max.Min.Max.
EPA-0304-0534.553.0143.0544.54.5122.9753
EPA-0304-0634.563.0143.0544.54.5122.9753
EPA-0405-0445.544.024.0685.55.5123.974
EPA-0405-0545.554.024.0685.55.5123.974
EPA-0405-0645.564.024.0685.55.5123.974
EPA-0405-0845.584.024.0685.55.5123.974
EPA-0506-055655.015.0466.0124.975
EPA-0506-075675.015.0466.0124.975
EPA-0507-055755.025.06877.0154.975
EPA-0507-085785.025.06877.0154.975
EPA-0507-1057105.025.06877.0154.975
EPA-0607-086786.016.05877.0155.976
EPA-0608-066866.026.06888.0155.976
EPA-0608-086886.026.06888.0155.976
EPA-0608-1068106.026.06888.0155.976
EPA-0810-0681068.0258.0831010.0157.9648
EPA-0810-0881088.0258.0831010.0157.9648
EPA-0810-10810108.0258.0831010.0157.9648
EPA-0810-12810128.0258.0831010.0157.9648
EPA-0810-16810168.0258.0831010.0157.9648
EPA-0810-21810218.0258.0831010.0157.9648
EPA-0812-10812108.048.131212.0187.9648
EPA-1012-041012410.02510.0831212.0189.96410
EPA-1012-051012510.02510.0831212.0189.96410
EPA-1012-061012610.02510.0831212.0189.96410
EPA-1012-081012810.02510.0831212.0189.96410
EPA-1012-1010121010.02510.0831212.0189.96410
EPA-1012-1210121210.02510.0831212.0189.96410
EPA-1012-1510121510.02510.0831212.0189.96410
EPA-1012-2010122010.02510.0831212.0189.96410
EPA-1014-1010141010.0410.131414.0189.96410
EPA-1014-1610141610.0410.131414.0189.96410
EPA-1214-061214612.03212.1021414.01811.95712
EPA-1214-081214812.03212.1021414.01811.95712
EPA-1214-091214912.03212.1021414.01811.95712
EPA-1214-1012141012.03212.1021414.01811.95712
EPA-1214-1212141212.03212.1021414.01811.95712
EPA-1214-1512141512.03212.1021414.01811.95712
EPA-1214-2012142012.03212.1021414.01811.95712
EPA-1214-3012143012.03212.1021414.01811.95712
EPA-1416-051416514.03214.1021616.01813.95714
EPA-1416-081416814.03214.1021616.01813.95714
EPA-1416-1014161014.03214.1021616.01813.95714
EPA-1416-1514161514.03214.1021616.01813.95714
EPA-1416-2014162014.03214.1021616.01813.95714
EPA-1416-2514162514.03214.1021616.01813.95714
EPA-1517-061517615.03215.1021717.01814.95715
EPA-1517-1015171015.03215.1021717.01814.95715
EPA-1517-1215171215.03215.1021717.01814.95715
EPA-1517-1515171515.03215.1021717.01814.95715
EPA-1517-2015172015.03215.1021717.01814.95715
EPA-1517-2515172515.03215.1021717.01814.95715
EPA-1618-1016181016.03216.1021818.01815.95716
EPA-1618-1216181216.03216.1021818.01815.95716
EPA-1618-1516181516.03216.1021818.01815.95716
EPA-1618-2016182016.03216.1021818.01815.95716
EPA-1618-2516182516.03216.1021818.01815.95716
EPA-1820-1018201018.03218.1022020.02117.95718
EPA-1820-1518201518.03218.1022020.02117.95718
EPA-1820-2018202018.03218.1022020.02117.95718
EPA-2023-1020231020.0420.1242323.02119.94820
EPA-2023-1520231520.0420.1242323.02119.94820
EPA-2023-2020232020.0420.1242323.02119.94820
EPA-2023-2520232520.0420.1242323.02119.94820
EPA-2023-3020233020.0420.1242323.02119.94820
EPA-2225-1522251522.0422.1242525.02121.94822
EPA-2528-1225281225.0425.1242828.02124.94825
EPA-2528-1525281525.0425.1242828.02124.94825
EPA-2528-2025282025.0425.1242828.02124.94825
EPA-2528-2525282525.0425.1242828.02124.94825
EPA-2528-3025283025.0425.1242828.02124.94825
EPA-2532-3025323025.06525.1953232.02524.94825
EPA-2832-2028322028.06528.1953232.02527.94828
EPA-2832-2528322528.06528.1953232.02527.94828
EPA-2832-3028323028.06528.1953232.02527.94828
EPA-3034-2030342030.0430.1243434.02529.94830
EPA-3034-2530342530.0430.1243434.02529.94830
EPA-3034-3030343030.0430.1243434.02529.94830
EPA-3034-4030344030.0430.1243434.02529.94830
EPA-3236-2032362032.0532.153636.02531.93832
EPA-3236-3032363032.0532.153636.02531.93832
EPA-3539-2035392035.0535.153939.02534.93835
EPA-3539-3035393035.0535.153939.02534.93835
EPA-3539-4035394035.0535.153939.02534.93835
EPA-4044-2040442040.0540.154444.02539.93840
EPA-4044-3040443040.0540.154444.02539.93840
EPA-4044-3540443540.0540.154444.02539.93840
EPA-4550-2045502045.0545.155050.02544.93845
EPA-4550-3045503045.0545.155050.02544.93845
EPA-4550-4045504045.0545.155050.02544.93845
EPA-5055-2050552050.0550.155555.0349.93850
EPA-5055-3050553050.0550.155555.0349.93850
EPA-5055-4050554050.0550.155555.0349.93850
EPA-5055-5050555050.0550.155555.0349.93850
EPA-6065-5060655060.0660.186565.0359.92660
EPA-7075-5070755070.0670.187575.0369.92670
EPA-7075-6070756070.0670.187575.0369.92670


材料性能测试标准单位EPA
颜色--白色
密度ISO1183g /cm31.45
最大吸湿率,50%RHISO62%0.3
最大吸水率ISO62%1.2
对钢动摩擦系数ITSO25μ0.05-0.18
极限P.V值ITSO26N/mm2 x m/s0.30
弯曲模量ISO178M Pa2300
弯曲强度ISO178M Pa60
最大静载荷ITSO27M Pa35
最大动载荷ITSO28M Pa14
邵氏硬度ISO868D74
连续运行温度ITS029+80
短时运行温度ITS029+120
最低运行温度ITSO29-40
导热性ISO22007W/(m·K)0.20
线性热膨胀系数ISO11359K-1 × 10-510
阻燃等级UL94ClassHB
体电阻率IEC60093Ω·cm> 1013
面电阻率IEC60093Ω> 1012



轴承PV值

EPA塑料轴承最大运行PV值为0.3N/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EPA-1。


轴承的载荷、速度、温度

EPA塑料轴承可承受最大静载荷为35Mpa,在此载荷下轴承的最大压缩变形量参考图表EPA-2;轴承实际工作载荷略小于35Mpa,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:80°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EPA-3。


轴承的摩擦系数

图表EPA-4表明EPA塑料轴承在载荷保持不变的情况下摩擦系数随着运行速度的增加而略有小幅度的升高;图表EPA-5表明EPA塑料轴承在保持速度不变时摩擦系数随着载荷的增加而逐步减低。根据图表EPA-6表明EPA塑料轴承的摩擦系数会随着轴表面粗糙度的变化而不同,我们推荐使用轴粗糙度为Ra0.3~0.6um。


EPA干运行油脂
摩擦系数 μ0..05-0.180.090.040.04


磨损与轴材料

图表EPA-7与图表EPA-8表明硬化钢轴或硬铬轴比较适合用于EPA塑料轴承。EPA塑料轴承在用于旋转运动或摆动运动时的磨损性能基本相同,这就决定了此轴承可以用于多种场合。


化学抗性

EPA塑料轴承能抵抗弱碱、弱酸以及各类润滑油的腐蚀。


吸水性

EPA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1.2%;较低的吸水率只有在极端应用中才需要更改轴承设计。


抗UV性能

EPA塑料轴承长久暴露在紫外线下颜色基本不会改变。材料的硬度,抗压强度和耐磨性都不会改变。


安装公差

EPA塑料轴承压装后公差

直径


 [mm]

EPA

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