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iglidur  A160                                                                                                                                                                                                            iglidur  A160
            ®
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          +90°C                                                                                                                                                                                                                   +90°C
          15MPa                                                                                                                                                                                                                   15MPa
                      Bearing technology | Plain bearings | iglidur  A160                                                           Technical data
                                                                                                 ®
          Permissible surface speeds                          Chemicals                        Resistance                             100.0                                                0.3
          iglidur  A160 was developed for low surface speeds.   Alcohols                           +                                   10.0
               ®
          Maximum speeds of up to 0.5m/s (rotating) and 2.0m/s   Diluted acids                     +                                                                                       0.2
          (linear), respectively, are permissible during continuous dry   Diluted alkalines        +                                    1.0
          operation. The given values in table 03 indicate the limits   Fuels                   + up to 0                                                                                  0.1
          at which an increase up to the continuous permissible   Greases, oils without additives  +                                 Surface pressure [MPa]  0.1                        Coefficient of friction [µ]
          temperature occurs. This increase is a result of friction. In   Hydrocarbons             +
          practice, though, this level is rarely reached, due to varying   Strong acids            +                                   0.01  0.001   0.01     0.1      1.0      10.0       0.0  0.0  2.5   5.0   7.5   10.0  12.5  15.0
          application conditions.                             Strong alkalines                     +
          Surface speed, page 48                                                                                                      Surface speed [m/s]                                Load [MPa]
                                                             All data given at room temperature [+20°C]
                                                                                                                                    Diagram 01: Permissible pv values for iglidur  A160 with a   Diagram 05: Coefficient of friction as a function of the
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                                                             Table 02: Chemical resistance
          Temperature                                        Chemical table, page 1170                                              wall thickness of 1mm dry operation against a steel shaft at   pressure, v = 0.01m/s
          The temperatures prevailing in the bearing system also                                                                    +20°C, mounted in a steel housing
          have an influence on the wear. For temperatures over                 Rotating Oscillating   linear
          +60°C an additional securing is required.           Long-term  m/s      0.5       0.4        2.0                              20                                                 2.0
          Application temperatures, page 53                   Short-term  m/s     0.7       0.6        3.0
          Additional securing, page 53                                                                                                  15                                                 1.5
                                                             Table 03: Maximum surface speeds
          Friction and wear                                                        Dry    Greases Oil  Water                            10                                                 1.0         Free cutting steel   Cf53, hard chromed  304 stainless steel
          Coefficient of friction and wear resistance are dependent   Coefficient of friction μ 0.09-0.19  0.08  0.03  0.04              5                                                 0.5    H.a. aluminium       HR carbon steel  High grade steel
          on the application parameters (diagrams 04 and 05). For   Table 04: Coefficient of friction against steel (Ra = 1μm,                                                          Wear [µm/km]        Cf53 steel
          iglidur  A160 plain bearings, altering the coefficient of                                                                  Load [MPa]  0                                         0.0
               ®
          friction µ as a function of surface speed has less effect.   50HRC)                                                              20    30   40   50   60    70   80   90
          The coefficient of friction decreases with increasing load.      Housing  Plain bearings   Shaft                            Temperature [°C]
          Surface finishes (Ra) of the shaft between 0.6-0.7µm are   Ø d1 [mm]  H7 [mm]  E10 [mm]  h9 [mm]                          Diagram 02: Maximum recommended surface pressure as a   Diagram 06: Wear, rotating with different shaft materials,
          ideal.                                              0-3       +0.000 +0.010 +0.014 +0.054 -0.025 +0.000                   function of temperature (15MPa at +20°C)           pressure, p = 1MPa, v = 0.3m/s
          Coefficient of friction and surfaces, page 51       > 3-6     +0.000 +0.012 +0.020 +0.068 -0.030 +0.000
          Wear resistance, page 54                                                                                                                                                         160
                                                              > 6-10    +0.000 +0.015 +0.025 +0.083 -0.036 +0.000                       12
                                                                                                                                                                                                      rotating
                                                              > 10-18   +0.000 +0.018 +0.032 +0.102 -0.043 +0.000                       10                                                            oscillating
          Shaft materials                                     > 18-30   +0.000 +0.021 +0.040 +0.124 -0.052 +0.000                                +23°C    +60°C                            120
          Diagram 06 shows results of testing different shaft materials   > 30-50  +0.000 +0.025 +0.050 +0.150 -0.062 +0.000             8
          with plain bearings made from iglidur  A160. For rotational   > 50-80  +0.000 +0.030 +0.060 +0.180 -0.074 +0.000               6                                                 80
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          applications with low loads, the most interesting, media   > 80-120  +0.000 +0.035 +0.072 +0.212 -0.087 +0.000                 4                                                  40
          and corrosion-resistant shaft materials 304 stainless steel,   > 120-180  +0.000 +0.040 +0.085 +0.245 -0.100 +0.000        Deformation [%]  2                                 Wear [µm/km]
          high grade steel and hard-chromed steel reveal themselves                                                                      0                                                  0
          as particularly good mating partners. On high grade steel   Table 05: Important tolerances for plain bearings according          0       3      6      9       12     15             5           10          15          20
          shafts, however, the wear increases the fastest with the   to ISO 3547-1 after press-fit                                    Load [MPa]                                         Load [MPa]
          load (diagram 06). With Cf53 shafts, the wear in pivoting                                                                 Diagram 03: Deformation under pressure and temperature  Diagram 07: Wear for oscillating and rotating applications
          applications is exemplary compared to rotating applications.                                                                                                                 with shaft material Cf53 hardened and ground steel, as a
          In rotation the wear, as with many other iglidur  materials,                                                                                                                 function of the load
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          is higher than when pivoting (diagram 07).                                                                                    0.6
          Shaft materials, page 56                                                                                                      0.5
                                                                                                                                        0.4
          Installation tolerances                                                                                                       0.3
          iglidur  A160 plain bearings are standard bearings for                                                                     Coefficient of friction [µ]  0.2
               ®
          shafts with h-tolerance (recommended minimum h9). The                                                                         0.1
          bearings are designed for press-fit into a housing machined
          to a H7 tolerance. After being assembled into a nominal                                                                       0.0
                                                                                                                                           0.1
                                                                                                                                                     0.2
          size housing, the inner diameter automatically adjusts to                                                                   Surface speed [m/s]     0.3      0.4      0.5
          the E10 tolerances.
          Testing methods, page 61                                                                               ASEAN 09/2023   ASEAN 09/2023  Diagram 04: Coefficient of friction as a function of the
                                                                                                                                    surface speed, p = 1MPa

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