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iglidur  X                                                                                                                                                                                                              iglidur  X
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         +250°C                                                                                                                                                                                                                   +250°C
         150MPa                                                                                                                                                                                                                   150MPa
                      Bearing technology | Plain bearings | iglidur  X                                                              Technical data
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                                                                                                                                    General properties                                                      Testing method

                                                                                                                                    Density                                            g/cm³        1.44                       -100°C up to
          Ø                                                                                                                         Colour                                                         black                       +250°C
          2.0-120.0mm
                                                                                                                                    Max. moisture absorption at +23°C/50% r.h.       % weight       0.1       DIN 53495
                                                                                                                                    Max. moisture absorption                         % weight       0.5
                                                                                                                                    Coefficient of friction, dynamic, against steel      µ       0.09-0.27                     150MPa
                                                                                                                                    pv value, max. (dry)                             MPa · m/s      1.32
          Also available
          as:                                                                                                                       Mechanical properties
                      The chemical and temperature specialist                                                                       Flexural modulus                                    MPa        8,100      DIN 53457
                                                                                                                                                                                                              DIN 53452
                                                                                                                                                                                        MPa
                                                                                                                                                                                                    170
                                                                                                                                    Flexural strength at +20°C
                      Up to 150MPa                                                                                                  Compressive strength                                MPa         100
          Bar stock,                                                                                                                Max. permissible surface pressure (+20°C)           MPa         150
          round bar
          Page 743                                                                                                                  Shore D hardness                                                85        DIN 53505
                      iglidur  X is defined by its combination of very high temperature resistance with high compressive strength,
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                      along with high resistance to chemicals. iglidur  X is designed for higher speeds than other iglidur  bearings.  Physical and thermal properties
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                      ● 	Continuous operating temperature from -100°C to +250°C                                                     Max. application temperature long-term               °C        +250                         FOOD
                      ● 	Extremely high chemical resistance                                                                         Max. application temperature short-term              °C        +315
                      ● 	High compressive strength                                                                                  Min. application temperature                         °C        -100
          Bar stock,   ● 	Low moisture absorption                                                                                   Thermal conductivity                              W/m · K       0.60      ASTM C 177
          plate                                                                                                                                                                        -1   -5
          Page 773    ● 	High wear resistance                                                                                       Coefficient of thermal expansion (at +23°C)       K  · 10        5        DIN 53752
                                                                                                                                    Electrical properties 5)
                      Typical application areas                                                                                     Specific transitional resistance                    Ωcm        < 10 5     DIN IEC 93
                      ● 	Beverage industry                                                                                          Surface resistance                                   Ω         < 10 3     DIN 53482
                      ● 	Woodworking                                                                                                5)  The good conductivity of this material can favour the generation of corrosion on the metallic contact components.
          tribo-tape liner  ● 	Plastic processing industry                                                                          Table 01: Material properties
          Page 781    ● 	Aerospace engineering
                      ● 	Cleanroom                                                                                                  iglidur  X has an excellent combination of high temperature    Resistance to weathering
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                                                                                                                                    resistance, high compressive strength, and excellent   iglidur  X plain bearings are continuously resistant to
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                                                                                                                                    resistance to chemicals. The aspect of temperature   weathering. The material properties are only slightly
                                                                                                                                    resistance and pressure susceptibility is also reflected in   affected. Possible discolourations are only superficial.
                                                                                                                                    the pv graph.
          Guide rings
          Page 641                                                                                                                                                                     Mechanical properties
                                                                                                                                    Moisture absorption                                With increasing temperatures, the compressive strength
                       Descriptive technical specifications                                                                         The moisture absorption of iglidur  X plain bearings is   of iglidur  X plain bearings decreases. Diagram 02 shows
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                       Wear resistance at +23°C                     –                       +                                       very low. It is approximately 0.1% weight under standard   this inverse relationship. The maximum recommended
                                                                                                                                    climatic conditions. The maximum moisture absorption   surface pressure is a mechanical material parameter. No
                       Wear resistance at +90°C                     –                       +
                                                                                                                                    is 0.5% weight.                                    conclusions regarding the tribological properties can be
          Two hole     Wear resistance at +150°C                    –                       +                                                                                          drawn from this.
          flange
          bearings                                                                                                                  Vacuum                                             Diagram 03 shows the elastic deformation of iglidur  X
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          Page 667     Slide property                               –                       +
                                                                                                                                    In vacuum, any present moisture is released as vapour.   at radial loads.
                       Wear resistance under water                  –                       +                                       The use in vacuum is generally possible.           Surface pressure, page 45
                       Media resistance                             –                       +
                                                                                                                                    Radiation resistance
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          Moulded      Resistant to edge pressures                  –                       +                                       Plain bearings made from iglidur  X are resistant up to a
          special parts                                                                                                             radiation intensity of 1 · 10⁵ Gy.
          Page 696     Resistant to shock and impact loads          –                       +

                       Dirt resistance                              –                       +




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