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iglidur  J350                                                                                                                                                                                                            iglidur  J350
            ®
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         +180 °C                                                                                                                                                                                                                  +180 °C
          60MPa                                                                                                                                                                                                                   60MPa
                      Bearing technology | Plain bearings | iglidur  J350                                                           Technical data
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                                                                                                                                    General properties                                                      Testing method

                                                                                                                                    Density                                            g/cm³        1.44                       -100 °C up to
          Ø                                                                                                                         Colour                                                         yellow                      +180 °C
          4.0-50.0mm
                                                                                                                                    Max. moisture absorption at +23°C/50% r.h.       % weight       0.3       DIN 53495
                                                                                                                                    Max. moisture absorption                         % weight       1.6
                                                                                                                                    Coefficient of friction, dynamic, against steel      µ       0.10-0.20                     60MPa
                                                                                                                                    pv value, max. (dry)                             MPa · m/s      0.45
          Also available
          as:                                                                                                                       Mechanical properties
                      Endurance runner with high dimensional                                                                        Flexural modulus                                    MPa        2,000      DIN 53457
                                                                                                                                    Flexural strength at +20°C
                                                                                                                                                                                        MPa
                                                                                                                                                                                                    55
                                                                                                                                                                                                              DIN 53452
                      stability at high temperatures                                                                                Compressive strength                                MPa         60
          Bar stock,                                                                                                                Max. permissible surface pressure (+20°C)           MPa         60
          round bar   Can be used with many kinds of shafts and loads
          Page 743                                                                                                                  Shore D hardness                                                80        DIN 53505
                                                                                                                                    Physical and thermal properties
                      An outstanding plain bearing for rotating applications - and for a wide range of different shaft materials:   Max. application temperature long-term               °C        +180
                      with iglidur  J350 plain bearings, the service life can often be increased for applications between 2 and     Max. application temperature short-term              °C        +220                         FOOD
                               ®
                      50MPa. In addition, the high temperature resistance makes it a very versatile material.                       Min. application temperature                         °C        -100
          Bar stock,   ● 	Recommended for steel shafts                                                                              Thermal conductivity                              W/m · K       0.24      ASTM C 177
          plate       ● 	Continuous operating temperatures up to +180°C                                                                                                                -1   -5
          Page 773                                                                                                                  Coefficient of thermal expansion (at +23°C)       K  · 10        7        DIN 53752
                      ● 	Suitable for medium and high loads                                                                         Electrical properties
                      ● 	Suitable for rotating applications                                                                         Specific transitional resistance                    Ωcm        > 10 13    DIN IEC 93
                      ● 	Lubrication-free                                                                                           Surface resistance                                   Ω         > 10 10    DIN 53482
                      ● 	Maintenance-free
                                                                                                                                    Table 01: Material properties
          tribo-tape liner
          Page 781    Typical application areas                                                                                     iglidur  J350 blends universally good wear resistance,   Resistance to weathering
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                      ● 	Automation                                                                                                 flexibility and temperature resistance into a very versatile   iglidur  J350 plain bearings are continuously resistant
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                      ● 	Mechanical engineering                                                                                     iglidur  material with a broad application spectrum.  to weathering. The material properties are only slightly
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                      ● 	Automotive                                                                                                                                                    affected. Possible discolourations are only superficial.
                      ● 	Glass industry
                                                                                                                                    Moisture absorption
                                                                                                                                    The moisture absorption of iglidur  J350 is low and can be   Mechanical properties
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          Guide rings
          Page 641                                                                                                                  ignored when using standard plain bearings. Even when   When temperatures increase, the compressive strength of
                                                                                                                                    saturated with water, iglidur  J350 does not absorb more   iglidur  J350 plain bearings decreases. Diagram 02 shows
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                       Descriptive technical specifications                                                                         than 1.6% weight of water (by weight).             this inverse relationship. The maximum recommended
                       Wear resistance at +23°C                     –                       +                                                                                          surface pressure is a mechanical material parameter. No
                                                                                                                                    Vacuum                                             conclusions regarding the tribological properties can be
                       Wear resistance at +90°C                     –                       +
                                                                                                                                    In vacuum, any present moisture is released as vapour. Use   drawn from this.
          Two hole     Wear resistance at +150°C                    –                       +                                       in vacuum is only possible with dehumidified iglidur  J350    iglidur  J350 plain bearings are adequate for medium and
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          flange
          bearings                                                                                                                  bearings.                                          high loads. Diagram 03 shows the elastic deformation
          Page 667     Slide property                               –                       +
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                                                                                                                                                                                       of iglidur  J350 at radial loads. It shows the material
                       Wear resistance under water                  –                       +                                       Radiation resistance                               behaviour submitted to a short-term load. The ambient
                                                                                                                                    Plain bearings made from iglidur  J350 are resistant up to   temperatures are only noticeable at 60MPa.
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                       Media resistance                             –                       +
                                                                                                                                    a radiation intensity of 2 · 10² Gy.               Surface pressure, page 45
          Moulded      Resistant to edge pressures                  –                       +
          special parts
          Page 696     Resistant to shock and impact loads          –                       +
                       Dirt resistance                              –                       +




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