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EPHF
EPHF
EPHF
EPHF
  • EPHF
  • EPHF
  • EPHF

产品特性

高温和良好的化学抗性材料。可在200度下连续使用,也适合用于潮湿环境甚至化学液体中。硬质轴材料与之配合使用较好

  • 连续使用温度,-40°C/+200°C

  • 适合多数中高载荷场合

  • 适合干运行、免维护

  • 良好的化学抗性

  • 较低的吸水性

  • 低摩擦系数


    典型应用领域:

    海上平台    船舶制造    饮料工业    医疗技术    水下电机


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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.
EPHF-0304-0334.537.50.753.0063.0464.54.5122.9753
EPHF-0304-0534.557.50.753.0063.0464.54.5122.9753
EPHF-0405-0445.549.50.754.014.0585.55.5123.974
EPHF-0405-0645.569.50.754.014.0585.55.5123.974
EPHF-0507-04574100.55.015.05866.0124.975
EPHF-0507-055751115.015.05877.0154.975
EPHF-0507-07577100.55.015.05866.0124.975
EPHF-0507-105710100.55.015.05866.0124.975
EPHF-0608-046841216.016.05888.0155.976
EPHF-0608-056851216.016.05888.0155.976
EPHF-0608-066861216.016.05888.0155.976
EPHF-0608-076871216.016.05888.0155.976
EPHF-0608-086881216.016.05888.0155.976
EPHF-0608-1068101216.016.05888.0155.976
EPHF-0810-0381031518.0138.0711010.0157.9648
EPHF-0810-0581051518.0138.0711010.0157.9648
EPHF-0810-0681061518.0138.0711010.0157.9648
EPHF-0810-0781071518.0138.0711010.0157.9648
EPHF-0810-0881081518.0138.0711010.0157.9648
EPHF-0810-10810101518.0138.0711010.0157.9648
EPHF-0810-15810151518.0138.0711010.0157.9648
EPHF-0810-30810301518.0138.0711010.0157.9648
EPHF-1012-041012418110.01310.0711212.0189.96410
EPHF-1012-051012518110.01310.0711212.0189.96410
EPHF-1012-061012618110.01310.0711212.0189.96410
EPHF-1012-071012718110.01310.0711212.0189.96410
EPHF-1012-081012818110.01310.0711212.0189.96410
EPHF-1012-091012918110.01310.0711212.0189.96410
EPHF-1012-1010121018110.01310.0711212.0189.96410
EPHF-1012-1210121218110.01310.0711212.0189.96410
EPHF-1012-1510121518110.01310.0711212.0189.96410
EPHF-1012-1710121718110.01310.0711212.0189.96410
EPHF-1214-051214520112.01612.0861414.01811.95712
EPHF-1214-061214620112.01612.0861414.01811.95712
EPHF-1214-071214720112.01612.0861414.01811.95712
EPHF-1214-081214820112.01612.0861414.01811.95712
EPHF-1214-091214920112.01612.0861414.01811.95712
EPHF-1214-1012141020112.01612.0861414.01811.95712
EPHF-1214-1112141120112.01612.0861414.01811.95712
EPHF-1214-1212141220112.01612.0861414.01811.95712
EPHF-1214-1512141520112.01612.0861414.01811.95712
EPHF-1214-1712141720112.01612.0861414.01811.95712
EPHF-1214-2012142020112.01612.0861414.01811.95712
EPHF-1416-031416322114.01614.0861616.01813.95714
EPHF-1416-041416422114.01614.0861616.01813.95714
EPHF-1416-061416622114.01614.0861616.01813.95714
EPHF-1416-081416822114.01614.0861616.01813.95714
EPHF-1416-1014161022114.01614.0861616.01813.95714
EPHF-1416-1214161222114.01614.0861616.01813.95714
EPHF-1416-1714161722114.01614.0861616.01813.95714
EPHF-1416-2014162022114.01614.0861616.01813.95714
EPHF-1517-051517523115.01615.0861717.01814.95715
EPHF-1517-091517923115.01615.0861717.01814.95715
EPHF-1517-1215171223115.01615.0861717.01814.95715
EPHF-1517-1515171523115.01615.0861717.01814.95715
EPHF-1517-1715171723115.01615.0861717.01814.95715
EPHF-1517-2015172023115.01615.0861717.01814.95715
EPHF-1618-041618424116.01616.0861818.01815.95716
EPHF-1618-061618624116.01616.0861818.01815.95716
EPHF-1618-091618924116.01616.0861818.01815.95716
EPHF-1618-1216181224116.01616.0861818.01815.95716
EPHF-1618-1616181624116.01616.0861818.01815.95716
EPHF-1618-1716181724116.01616.0861818.01815.95716
EPHF-1618-2116182124116.01616.0861818.01815.95716
EPHF-1820-041820426118.01618.0862020.02117.95718
EPHF-1820-061820626118.01618.0862020.02117.95718
EPHF-1820-091820926118.01618.0862020.02117.95718
EPHF-1820-1218201226118.01618.0862020.02117.95718
EPHF-1820-1618201626118.01618.0862020.02117.95718
EPHF-1820-1718201726118.01618.0862020.02117.95718
EPHF-1820-2218202226118.01618.0862020.02117.95718
EPHF-1820-3018203026118.01618.0862020.02117.95718
EPHF-2023-0720237301.520.0220.1042323.02119.94820
EPHF-2023-11.5202311.5301.520.0220.1042323.02119.94820
EPHF-2023-16.5202316.5301.520.0220.1042323.02119.94820
EPHF-2023-21.5202321.5301.520.0220.1042323.02119.94820
EPHF-2528-11.5252811.5351.525.0225.1042828.02124.94825
EPHF-2528-16.5252816.5351.525.0225.1042828.02124.94825
EPHF-2528-21252821351.525.0225.1042828.02124.94825
EPHF-3034-1630341642230.0230.1043434.02529.94830
EPHF-3034-2030342042230.0230.1043434.02529.94830
EPHF-3034-2630342642230.0230.1043434.02529.94830
EPHF-3034-3730343742230.0230.1043434.02529.94830
EPHF-3236-1632361640232.02532.1253636.02531.93832
EPHF-3236-2632362640232.02532.1253636.02531.93832
EPHF-3539-073539747235.02535.1253939.02534.93835
EPHF-3539-1235391247235.02535.1253939.02534.93835
EPHF-3539-1635391647235.02535.1253939.02534.93835
EPHF-3539-2635392647235.02535.1253939.02534.93835
EPHF-3539-3635393647235.02535.1253939.02534.93835
EPHF-4044-074044752240.02540.1254444.02539.93840
EPHF-4044-1440441452240.02540.1254444.02539.93840
EPHF-4044-2040442052240.02540.1254444.02539.93840
EPHF-4044-3040443052240.02540.1254444.02539.93840
EPHF-4044-4040444052240.02540.1254444.02539.93840
EPHF-4044-5040445052240.02540.1254444.02539.93840
EPHF-4550-1545501558245.02545.1255050.02544.93845
EPHF-4550-2545502558245.02545.1255050.02544.93845
EPHF-4550-3045503058245.02545.1255050.02544.93845
EPHF-4550-4045504058245.02545.1255050.02544.93845
EPHF-4550-5045505058245.02545.1255050.02544.93845
EPHF-5055-075055763250.02550.1255555.0349.93850
EPHF-5055-1050551063250.02550.1255555.0349.93850
EPHF-5055-2550552563250.02550.1255555.0349.93850
EPHF-5055-4050554063250.02550.1255555.0349.93850
EPHF-5055-5050555063250.02550.1255555.0349.93850
EPHF-6065-076065773260.0360.156565.0359.92660
EPHF-6065-2260652273260.0360.156565.0359.92660
EPHF-6065-3060653073260.0360.156565.0359.92660
EPHF-6065-5060655073260.0360.156565.0359.92660
EPHF-7075-5070755083270.0370.157575.0369.92670


材料性能测试标准单位EPH
颜色--黑色
密度ISO1183g /cm31.70
最大吸湿率,50%RHISO62%0.1
最大吸水率ISO62%0.3
对钢动摩擦系数ITSO25μ0.07-0.20
极限P.V值ITSO26N/mm2 x m/s1.35
弯曲模量ISO178M Pa12000
弯曲强度ISO178M Pa165
最大静载荷ITSO27M Pa90
最大动载荷ITSO28M Pa50
邵氏硬度ISO868D82
连续运行温度ITS029+200
短时运行温度ITS029+240
最低运行温度ITSO29-40
导热性ISO22007W/(m·K)0.60
线性热膨胀系数ISO11359K-1 × 10-54
阻燃等级UL94ClassV0
体电阻率IEC60093Ω.cm>105
面电阻率IEC60093Ω>105


轴承PV值

EPH塑料轴承最大运行PV值为1.35N/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EPH-1。


轴承的载荷、速度、温度

EPH塑料轴承可承受最大静载荷为90Mpa,在此载荷下轴承的最大压缩变形量参考图表EPH-2,轴承实际工作载荷略小于90Mpa,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:200°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EPH-3。

轴承的摩擦系数

图表EPH-4表明EPH塑料轴承在载荷保持不变时旋转下的摩擦系数会随着速度的增加而略有减低;图表EPH-5表明EPH塑料轴承在速度保持不变时旋转下的摩擦系数会随着载荷的增加而逐步降低,特别是在载荷小于30Mpa的情况下。图表EPH-6表明EPH塑料轴承的对磨轴粗糙度在Ra0.1~0.4um时摩擦系数几乎没有变化,但当轴表面粗糙度大于Ra0.4um时摩擦系数会快速上升;我们推荐使用轴的粗糙度为Ra0.1~0.4um。

EPH干运行油脂
摩擦系数 μ0.25-0.400.090.040.04


磨损与轴材料

图表EPH-7表明EPH塑料轴承在低载荷旋转运动时适合大都数轴材料,而在高载旋转下硬化钢轴表现尤为突出(见图表EPH-8);EPH塑料轴承在采用不锈钢轴摆动运动下较为合适,而在旋转运动中碳钢轴和硬化钢轴效果比较好。

化学抗性

EPH塑料轴承具有很好的化学抗性,能抵抗绝大多数酸碱。


吸水性

EPH塑料轴承在标准大气压中的吸湿率为0.1%,浸泡在水中最高吸水率为0.3%;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

EPH塑料轴承长久暴露在紫外线下材料表面会发生蜕变,抗压强度会下降。


安装公差

EPH塑料轴承压装后公差


直径


[mm]

EPH

F10 [mm]
座孔

H7 [mm]


h9 [mm]
> 0~3+0.006~+0.0460~+0.0100~-0.025
> 3~6+0.010~+0.0580~+0.0120~-0.030
> 6~10+0.013~+0.0710~+0.0150~-0.036
> 10~18+0.016~+0.0860~+0.0180~-0.043
> 18~30+0.020~+0.1040~+0.0210~-0.052
> 30~50+0.025~+0.1250~+0.0250~-0.062
> 50~80+0.030~+0.1500~+0.0300~-0.074
> 80~120+0.036~+0.1760~+0.0350~-0.087
> 120~180+0.043~+0.2030~+0.0400~-0.100