Page 596 - IGUS Bearing
P. 596

iglidur  G V0                                                                                                                                                                                                            iglidur  G V0
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         +130°C                                                                                                                                                                                                                   +130°C
          75MPa                                                                                                                                                                                                                   75MPa
                      Bearing technology | Plain bearings | iglidur  G V0                                                           Technical data
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                                                                                                                                      General properties                                                    Testing method

                                                                                                                                    Density                                            g/cm³        1.53                       -40°C up to
          Ø                                                                                                                         Colour                                                         black                       +130°C
          6.0-40.0mm
                                                                                                                                    Max. moisture absorption at +23°C/50% r.h.       % weight       0.7       DIN 53495
                                                                                                                                    Max. moisture absorption                         % weight       4.0
                                                                                                                                    Coefficient of friction, dynamic, against steel      µ       0.07-0.20                     75MPa
                                                                                                                                    pv value, max. (dry)                             MPa · m/s      0.50
          Also available
          as:                                                                                                                       Mechanical properties
                      Low-cost all-rounder for fire protection                                                                      Flexural modulus                                    MPa        7,900      DIN 53457
                                                                                                                                    Flexural strength at +20°C
                                                                                                                                                                                        MPa
                                                                                                                                                                                                              DIN 53452
                                                                                                                                                                                                    140
                      UL94 V0 rating                                                                                                Compressive strength                                MPa         100
          Bar stock,                                                                                                                Max. permissible surface pressure (+20°C)           MPa         75
          round bar
          Page 743                                                                                                                  Shore D hardness                                                80        DIN 53505
                      The material achieves the UL94 V0 rating and is therefore perfectly suited for applications with stringent
                      fire protection regulations (vehicle and aircraft interiors, building interior systems, etc.). Other properties   Physical and thermal properties
                      are similar to the all-rounder material iglidur  G.                                                           Max. application temperature long-term               °C        +130                         FOOD
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                      ● 	UL94 V0-compliant                                                                                          Max. application temperature short-term              °C        +210
                      ● 	High wear resistance                                                                                       Min. application temperature                         °C         -40
          Bar stock,   ● 	Universal installation                                                                                    Thermal conductivity                              W/m · K       0.25      ASTM C 177
          plate                                                                                                                                                                        -1   -5
          Page 773    ● 	Lubrication-free                                                                                           Coefficient of thermal expansion (at +23°C)       K  · 10        9        DIN 53752
                      ● 	Maintenance-free                                                                                           Electrical properties
                                                                                                                                    Specific transitional resistance                    Ωcm        > 10 12    DIN IEC 93
                      Typical application areas                                                                                     Surface resistance                                   Ω         > 10 11    DIN 53482
                      ● 	Passenger seats                                                                                            Table 01: Material properties
          tribo-tape liner  ● 	Elevators
          Page 781    ● 	Escalators                                                                                                 iglidur  G V0 is the first iglidur  material with a UL94 V0   Mechanical properties
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                      ● 	Control cabinets                                                                                           rating for universal use in the normal temperature range.   When temperatures increase, the compressive strength of
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                      ● 	Hinges                                                                                                     All other iglidur  materials with V0 rating are part of the   iglidur  G V0 plain bearings decreases. Diagram 02 shows
                                                                                                                                    high-temperature segment. The general mechanical   this inverse relationship. With the long-term permitted
                                                                                                                                    and thermal properties are largely comparable to the   application temperature of +130°C, the permitted
                                                                                                                                    all-rounder, iglidur  G.                           surface pressure still amounts to 35MPa. The maximum
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          Guide rings
          Page 641                                                                                                                                                                     recommended surface pressure is a mechanical material
                                                                                                                                    Moisture absorption                                parameter. No conclusions regarding the tribological
                       Descriptive technical specifications                                                                         The moisture absorption of iglidur  G V0 plain bearings   properties can be drawn from this.
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                       Wear resistance at +23°C                     –                       +                                       in ambient conditions is approximately 0.7% weight. The   Diagram 03 shows the elastic deformation of iglidur  G V0
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                                                                                                                                    saturation limit submerged in water is 4.0% weight. This   under different loads. The plastic deformation is minimal
                       Wear resistance at +90°C                     –                       +
                                                                                                                                    must be taken into account for these types of applications.  up to a pressure of approximately 100MPa. However, it is
          Two hole     Wear resistance at +150°C                    –                       +                                                                                          also dependent on the service time.
          flange
          bearings                                                                                                                  Vacuum                                             Surface pressure, page 45
          Page 667     Slide property                               –                       +
                                                                                                                                    In vacuum, any present moisture is released as vapour. Use
                       Wear resistance under water                  –                       +                                       in vacuum is only possible with dehumidified iglidur  G V0    Permissible surface speeds
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                                                                                                                                    bearings.                                          iglidur  G V0 has been developed for low to medium
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                       Media resistance                             –                       +
                                                                                                                                                                                       surface speeds. The maximum values shown in table 03
          Moulded      Resistant to edge pressures                  –                       +                                       Radiation resistance                               can only be achieved at low pressures. In practice, though,
          special parts                                                                                                             Plain bearings made from iglidur  G V0 are resistant up to   this level is rarely reached due to varying application
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          Page 696     Resistant to shock and impact loads          –                       +
                                                                                                                                    a radiation intensity of 3 · 10² Gy.               conditions.
                       Dirt resistance                              –                       +                                                                                          Surface speed, page 48
                                                                                                                                    Resistance to weathering
                                                                                                                                    iglidur  G V0 plain bearings are resistant to weathering.
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          igubal            Online product finder                         Online service life calculation                           The material properties are slightly affected. Discolouration
          spherical balls                                                                                                           occurs.
          Page 993          www.igus-asean.com/iglidur-finder             www.igus-asean.com/iglidur-expert      ASEAN 09/2023   ASEAN 09/2023
          594   3D-CAD, finder and service life calculation ... www.igus-asean.com/GV0                                                                          Lubrication-free made easy ... from stock ... no minimum order quantity   595
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