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iglidur  H3                                                                                                                                                                                                              iglidur  H3
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         +200°C                                                                                                                                                                                                                   +200°C
          40MPa                                                                                                                                                                                                                   40MPa
                      Bearing technology | Plain bearings | iglidur  H3                                                             Technical data
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                                                                                                                                    General properties                                                      Testing method

                                                                                                                                    Density                                            g/cm³        1.41                       -40°C up to
          Ø                                                                                                                         Colour                                                          grey                       +200°C
          3.0-50.0mm
                                                                                                                                    Max. moisture absorption at +23°C/50% r.h.       % weight       0.2       DIN 53495
                                                                                                                                    Max. moisture absorption                         % weight       0.5
                                                                                                                                    Coefficient of friction, dynamic, against steel      µ       0.08-0.17                     40MPa
                                                                                                                                    pv value, max. (dry)                             MPa · m/s      0.7
          Also available
          as:                                                                                                                       Mechanical properties
                      Chemical resistance                                                                                           Flexural modulus                                    MPa        2,760      DIN 53457
                                                                                                                                                                                        MPa
                                                                                                                                    Flexural strength at +20°C
                                                                                                                                                                                                    68
                                                                                                                                                                                                              DIN 53452
                      Excellent coefficient of friction and wear                                                                    Compressive strength                                MPa         n.s.
          Bar stock,                                                                                                                Max. permissible surface pressure (+20°C)           MPa         40
          round bar
          Page 743                                                                                                                  Shore D hardness                                                75        DIN 53505
                      iglidur  H3 is the first choice when long service life is required in extreme environmental conditions. Extreme
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                      wear resistance is coupled with excellent resistance to temperature and media - not only in the food and      Physical and thermal properties
                      packaging industries or the automotive industry.                                                              Max. application temperature long-term               °C        +200                         FOOD
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                      ● 	More wear-resistant than iglidur  H1                                                                       Max. application temperature short-term              °C        +240
                      ● 	Low moisture absorption                                                                                    Min. application temperature                         °C      up to -40
          Bar stock,   ● 	Resistant to many chemicals                                                                               Thermal conductivity                              W/m · K       0.25      ASTM C 177
          plate                                                                                                                                                                        -1   -5
          Page 773                                                                                                                  Coefficient of thermal expansion (at +23°C)       K  · 10        6        DIN 53752
                      Typical application areas                                                                                     Electrical properties
                      ● 	Beverage industry                                                                                          Specific transitional resistance                    Ωcm         n.s.      DIN IEC 93
                      ● 	Automation                                                                                                 Surface resistance                                   Ω         > 10 12    DIN 53482
                      ● 	Packaging                                                                                                  Table 01: Material properties
          tribo-tape liner  ● 	Textile industry
          Page 781    ● 	Optical industry                                                                                           iglidur  H3 plain bearings have been specially developed   Resistance to weathering
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                                                                                                                                    for use under extreme environmental conditions. Their   iglidur  H3 plain bearings are continuously resistant
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                                                                                                                                    strengths are the extremely high wear resistance and the   to weathering. The material properties are only slightly
                                                                                                                                    excellent coefficient of friction even in applications in which   affected.  Possible discolourations are only superficial.
                                                                                                                                    the bearing is exposed to extreme temperatures and/or
                                                                                                                                    aggressive chemicals. iglidur  H3 plain bearings can be   Mechanical properties
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          Guide rings
          Page 641                                                                                                                  used completely free of lubrication; in wet area applications,    With increasing temperatures, the compressive strength of
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                                                                                                                                    the surrounding medium acts as additional lubricant.  iglidur  H3 plain bearings decreases. Diagram 02 shows
                       Descriptive technical specifications                                                                                                                            this inverse relationship. The maximum recommended
                       Wear resistance at +23°C                     –                       +                                       Moisture absorption                                surface pressure is a mechanical material parameter. No
                                                                                                                                    The moisture absorption of iglidur  H3 plain bearings   conclusions regarding the tribological properties can be
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                       Wear resistance at +90°C                     –                       +
                                                                                                                                    in ambient conditions is approximately 0.2% weight.   drawn from this.
          Two hole     Wear resistance at +150°C                    –                       +                                       The saturation limit submerged in water is 0.5% weight.   Diagram 03 shows the elastic deformation of iglidur  H3
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          flange
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          bearings                                                                                                                  Therefore iglidur  H3 is very well suited for use in wet   at radial loads. Among the iglidur  H materials, iglidur  H3
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          Page 667     Slide property                               –                       +
                                                                                                                                    environments.                                      material has the greatest flexibility. This must be considered
                       Wear resistance under water                  –                       +                                                                                          for applications with high surface pressure or edge loads.
                                                                                                                                    Vacuum                                             Surface pressure, page 45
                       Media resistance                             –                       +
                                                                                                                                    In vacuum, any present moisture is released as vapour.
          Moulded      Resistant to edge pressures                  –                       +                                       The use in vacuum is generally possible.
          special parts
          Page 696     Resistant to shock and impact loads          –                       +
                                                                                                                                    Radiation resistance
                       Dirt resistance                              –                       +                                       Plain bearings made from iglidur  H3 are resistant up to a
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                                                                                                                                    radiation intensity of 2 · 10² Gy.

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          igubal            Online product finder                         Online service life calculation
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          Page 993          www.igus-asean.com/iglidur-finder             www.igus-asean.com/iglidur-expert      ASEAN 09/2023   ASEAN 09/2023
          386   3D-CAD, finder and service life calculation ... www.igus-asean.com/H3                                                                           Lubrication-free made easy ... from stock ... no minimum order quantity   387
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