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EPJF
EPJF
EPJF
EPJF
  • EPJF
  • EPJF
  • EPJF

产品特性

较低的摩擦系数,能有效降低运动部件间的阻力,尤其适用于对运行流畅度要求高及需避免粘滑现象的表面工况。

推荐最大承受压强为35MPa,若超过此压力值,可能导致性能下降或材料损坏,因此并不适用于承受过高负载的场景。


  • 连续使用温度:-50°C/+90°C

  • 适合干运行、免维护

  • 不同轴材料磨损很小

  • 较低的摩擦系数

  • 适用于软轴

  • 吸水性较低


    典型应用领域

    自动化    印刷行业    饮料工业    无尘室    航天工程


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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.
EPJF-0304-0334.537.50.753.0143.0154.54.5122.9753
EPJF-0304-0534.557.50.753.0143.0154.54.5122.9753
EPJF-0405-0345.539.50.754.024.0685.55.5123.974
EPJF-0405-0445.549.50.754.024.0685.55.5123.974
EPJF-0405-0545.559.50.754.024.0685.55.5123.974
EPJF-0506-05565100.55.025.06866.0124.975
EPJF-0506-08568100.55.025.06866.0124.975
EPJF-0507-055751115.025.06877.0154.975
EPJF-0608-046841216.026.06888.0155.976
EPJF-0608-066861216.026.06888.0155.976
EPJF-0608-086881216.026.06888.0155.976
EPJF-0608-1068101216.026.06888.0155.976
EPJF-0610-0661061426.036.1051010.0155.976
EPJF-0810-0581051518.0258.0831010.0157.9648
EPJF-0810-0681061518.0258.0831010.0157.9648
EPJF-0810-0781071518.0258.0831010.0157.9648
EPJF-0810-0881081518.0258.0831010.0157.9648
EPJF-0810-0981091518.0258.0831010.0157.9648
EPJF-0810-10810101518.0258.0831010.0157.9648
EPJF-1012-051012518110.02510.0831212.0189.96410
EPJF-1012-071012718110.02510.0831212.0189.96410
EPJF-1012-091012918110.02510.0831212.0189.96410
EPJF-1012-1010121018110.02510.0831212.0189.96410
EPJF-1012-1210121218110.02510.0831212.0189.96410
EPJF-1012-1510121518110.02510.0831212.0189.96410
EPJF-1012-1710121718110.02510.0831212.0189.96410
EPJF-1214-041214420112.03212.1021414.01811.95712
EPJF-1214-051214520112.03212.1021414.01811.95712
EPJF-1214-071214720112.03212.1021414.01811.95712
EPJF-1214-091214920112.03212.1021414.01811.95712
EPJF-1214-1212141220112.03212.1021414.01811.95712
EPJF-1214-1512141520112.03212.1021414.01811.95712
EPJF-1214-1712141720112.03212.1021414.01811.95712
EPJF-1214-2012142020112.03212.1021414.01811.95712
EPJF-1416-1014161022114.03214.1021616.01813.95714
EPJF-1416-1214161222114.03214.1021616.01813.95714
EPJF-1416-1714161722114.03214.1021616.01813.95714
EPJF-1517-091517923115.03215.1021717.01814.95715
EPJF-1517-1215171223115.03215.1021717.01814.95715
EPJF-1517-1715171723115.03215.1021717.01814.95715
EPJF-1618-061618624116.03216.1021818.01815.95716
EPJF-1618-1216181224116.03216.1021818.01815.95716
EPJF-1618-1616181624116.03216.1021818.01815.95716
EPJF-1618-1716181724116.03216.1021818.01815.95716
EPJF-1618-2116182124116.03216.1021818.01815.95716
EPJF-1820-1218201226118.03218.1022020.02117.95718
EPJF-1820-1718201726118.03218.1022020.02117.95718
EPJF-1820-2218202226118.03218.1022020.02117.95718
EPJF-2023-11.5202311.5301.520.0420.1242323.02119.94820
EPJF-2023-15.5202315.5301.520.0420.1242323.02119.94820
EPJF-2023-16.5202316.5301.520.0420.1242323.02119.94820
EPJF-2023-21202321301.520.0420.1242323.02119.94820
EPJF-2026-2020262032320.06520.1952626.02119.94820
EPJF-2528-11.5252811.5351.525.0425.1242828.02124.94825
EPJF-2528-12252812351.525.0425.1242828.02124.94825
EPJF-2528-14.5252814.5351.525.0425.1242828.02124.94825
EPJF-2528-21252821351.525.0425.1242828.02124.94825
EPJF-2532-2525322538425.06525.1953232.02524.94825
EPJF-3034-1630341642230.0430.1243434.02529.94830
EPJF-3034-2030342042230.0430.1243434.02529.94830
EPJF-3034-2630342642230.0430.1243434.02529.94830
EPJF-3034-3730343742230.0430.1243434.02529.94830
EPJF-3539-1235391247235.0535.153939.02534.93835
EPJF-3539-1635391647235.0535.153939.02534.93835
EPJF-3539-2635392647235.0535.153939.02534.93835
EPJF-4044-2040442052240.0540.154444.02539.93840
EPJF-4044-3040443052240.0540.154444.02539.93840
EPJF-4044-4040444052240.0540.154444.02539.93840
EPJF-4550-1245501258245.0545.155050.02544.93845
EPJF-4550-2045502058245.0545.155050.02544.93845
EPJF-4550-5045505058245.0545.155050.02544.93845
EPJF-5055-2050552063250.0550.155555.0349.93850
EPJF-5055-3050553063250.0550.155555.0349.93850
EPJF-5055-5050555063250.0550.155555.0349.93850
EPJF-6065-5060655073260.0660.186565.0359.92660
EPJF-7075-5070755083270.0670.187575.0369.92670



材料性能测试标准单位EPJ
颜色--黄色
密度ISO1183g /cm31.48
最大吸湿率,50%RHISO62%0.3
最大吸水率ISO62%1.3
对钢动摩擦系数ITSO25μ0.05-0.15
极限P.V值ITSO26N/mm2 x m/s0.40
弯曲模量ISO178M Pa2600
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+90
短时运行温度ITS029+120
最低运行温度ITSO29-50
导热性ISO22007W/(m·K)0.25
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

EPJ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EPJ-1。


轴承的载荷、速度、温度

EPJ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EPJ-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:1.5m/s)会导致摩擦温度上升,而温度上升(Tmax:90°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EPJ-3。


轴承的摩擦系数

图表EPJ-4表明EPJ塑料轴承摩擦系数在载荷一定随着运动速度的变化率比较小;图表EPJ-5在运动速度一定摩擦系数在载荷小于10Mpa时变化率较大,而在载荷大于10Mpa是变化率也逐渐减小;图表EPJ-6表明EP塑料轴承材料的粗糙度越大摩擦系数也随之越大,但当粗糙度大于Ra0.5时摩擦系数也趋于平稳;此轴承适合用于轴粗糙度为Ra0.1~0.4um。


EPJ干运行油脂
摩擦系数 μ0.05-0.150.090.040.04


磨损与轴材料

图表EPJ-7是EPJ塑料轴承在不同轴上运行磨损测试结果;图表EPJ-8表明当EPJ塑料轴承在载荷低于2Mpa下运行时适合不同的轴材料,但在硬铬轴上的摩擦磨损最小;当载荷继续增大时,此轴承在不锈钢轴的耐磨性能尤为突出。图表EPJ-7表明EP塑料轴承比较适合用于旋转运动,但无论是在旋转运动还是摆动运动此轴承在硬铬轴上的运用效果是最好的。


化学抗性

EPJ塑料轴承能抵抗弱碱、弱酸以及各类润滑油的腐蚀。


吸水性

EPJ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1.3%;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

EPJ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

EPJ塑料轴承压装后公差

直径


 [mm]

EPJ

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