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iglidur  A180                                                                                                                                                                                                            iglidur  A180
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            ®
          +90°C                                                                                                                                                                                                                   +90°C
          28MPa                                                                                                                                                                                                                   28MPa
                      Bearing technology | Plain bearings | iglidur  A180                                                           Technical data
                                                                                                 ®
                                                                                                                                      General properties                                                    Testing method

                                                                                                                                    Density                                            g/cm³        1.46                       -50°C up to
          Ø                                                                                                                         Colour                                                         white                       +90°C
          6.0-30.0mm
                                                                                                                                    Max. moisture absorption at +23°C/50% r.h.       % weight       0.2       DIN 53495
                                                                                                                                    Max. moisture absorption                         % weight       1.3
                                                                                                                                    Coefficient of friction, dynamic, against steel      µ       0.05-0.23                     28MPa
                                                                                                                                    pv value, max. (dry)                             MPa · m/s      0.31
          Also available
          as:                                                                                                                       Mechanical properties
                      The all-rounder for food                                                                                      Flexural modulus                                    MPa        2,300      DIN 53457
                                                                                                                                    Flexural strength at +20°C
                                                                                                                                                                                                    88
                                                                                                                                                                                                              DIN 53452
                                                                                                                                                                                        MPa
                      FDA-compliant                                                                                                 Compressive strength                                MPa         78
          Bar stock,                                                                                                                Max. permissible surface pressure (+20°C)           MPa         28
          round bar
          Page 743                                                                                                                  Shore D hardness                                                76        DIN 53505
                      FDA-compliant material for applications with low to medium loads in immediate environments of (or contact
                      with) food or drugs, as well as humidity.                                                                     Physical and thermal properties
                      ● 	FDA-compliant                                                                                              Max. application temperature long-term               °C         +90                         FOOD
                      ● 	Compliant with Regulation (EU) No. 10/2011                                                                 Max. application temperature short-term              °C        +110
                      ● 	High media resistance                                                                                      Min. application temperature                         °C         -50
          Bar stock,   ● 	Suitable for wet environments                                                                             Thermal conductivity                              W/m · K       0.25      ASTM C 177
          plate                                                                                                                                                                        -1   -5
          Page 773    ● 	High wear resistance                                                                                       Coefficient of thermal expansion (at +23°C)       K  · 10       11        DIN 53752
                      ● 	Lubrication-free                                                                                           Electrical properties
                      ● 	Maintenance-free                                                                                           Specific transitional resistance                    Ωcm        > 10 12    DIN IEC 93
                                                                                                                                    Surface resistance                                   Ω         > 10 11    DIN 53482
                      Typical application areas                                                                                     Table 01: Material properties
          tribo-tape liner  ● 	Food industry
          Page 781    ● 	Beverage technology                                                                                        Plain bearings made from iglidur  A180 are suitable   Resistance to weathering
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                      ● 	Medical technology                                                                                         for application in direct contact with food. They are   iglidur  A180 plain bearings are resistant to weathering.
                                                                                                                                    the ideal solution for bearing points on machines for   The material properties are significantly affected. Severe
                                                                                                                                    the food and packaging industry, medical equipment   discolouration occurs. Applications with this material under
                                                                                                                                    manufacturing, small household appliances, etc. Even   weathering conditions are not recommended.
                                                                                                                                    where wet cleaning contact occurs, the iglidur  A180
                                                                                                                                                                             ®
          Guide rings
          Page 641                                                                                                                  is characterised by the lowest moisture absorption.   Mechanical properties
                                                                                                                                                                                       With increasing temperatures, the compressive strength of
                       Descriptive technical specifications                                                                         Moisture absorption                                iglidur  A180 plain bearings decreases. Diagram 02 shows
                                                                                                                                                                                            ®
                       Wear resistance at +23°C                     –                       +                                       The moisture absorption of iglidur  A180 plain bearings is   this inverse relationship. The maximum recommended
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                                                                                                                                    approximately 0.2 % weight in standard climatic conditions.   surface pressure is a mechanical material parameter. No
                       Wear resistance at +90°C                     –                       +
                                                                                                                                    The saturation limit submerged in water is 1.3% weight.   conclusions regarding the tribological properties can be
          Two hole     Wear resistance at +150°C                    –                       +                                       This must be taken into account for these types of    drawn from this.
          flange
          bearings                                                                                                                  applications.                                      Diagram 03 shows the elastic deformation of iglidur  A180
                                                                                                                                                                                                                                 ®
          Page 667     Slide property                               –                       +
                                                                                                                                                                                       at radial loads. At the maximum recommended surface
                       Wear resistance under water                  –                       +                                       Vacuum                                             pressure of 28MPa, the deformation is less than 2.5%.
                                                                                                                                    In vacuum, any present moisture is released as vapour. Use   A plastic deformation can be negligible up to this value.
                       Media resistance                             –                       +
                                                                                                                                    in vacuum is only possible with dehumidified iglidur  A180    However, it is also dependent on the service time.
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          Moulded      Resistant to edge pressures                  –                       +                                       bearings.                                          Surface pressure, page 45
          special parts
          Page 696     Resistant to shock and impact loads          –                       +
                                                                                                                                    Radiation resistance
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                       Dirt resistance                              –                       +                                       Plain bearings made from iglidur  A180 are resistant up to
                                                                                                                                    a radiation intensity of 3 · 10² Gy.


              ®
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          426   3D-CAD, finder and service life calculation ... www.igus-asean.com/A180                                                                         Lubrication-free made easy ... from stock ... no minimum order quantity   427
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