Page 61 - IGUS Bearing

iglidur | Technical data
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Resistance to weathering

Radioactive radiation Electrical properties Material Resistance to weathering Material Resistance to weathering
A comparison of the resistance to radioactive radiation is In the product range of the maintenance-free, self-lubricating
shown in table 06. iglidur X, UW500 and Z are by far the iglidur plain bearings, there are both insulating as well as ® ®
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most resistant materials. electrically conductive materials. The electrical properties iglidur G 4 iglidur C500 4
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are given in detail in the individual material descriptions. iglidur G1 n.s. iglidur H2 5
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Resistance to weathering Table 07 compares the surface resistance of "conductive" iglidur M250 2 iglidur H3 5
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The UV resistance is an important measure that states iglidur plain bearings. The iglidur plain bearings not iglidur P210 5 iglidur H5 5
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whether a material is affected by UV radiation. The effects mentioned here are usually electrically insulating. Please iglidur P 5 iglidur A181 4
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can extend from slight changes in colour to brittleness of observe that for some materials the properties can be iglidur K 4 iglidur A350 5
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the material. A comparison of the materials to each other changed by the absorption of moisture. In experiments, it iglidur GLW 4 iglidur A500 2
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is shown in table 08. The results show that iglidur plain should be tested whether the required properties are also iglidur P230 n.s. iglidur A180 1
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bearings are suitable for outside use. Only for a few iglidur stable when the conditions are changing. iglidur J 4 iglidur A200 1
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materials are any changes expected. iglidur W300 3 iglidur A160 5
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iglidur J3 4 iglidur UW160 5
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Material Surface resistance [Ω] iglidur J3B n.s. iglidur T220 4
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Vacuum iglidur X < 10 3 ® ®
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iglidur plain bearings can be used in a vacuum to a limited iglidur X6 < 10 5 iglidur J350 5 iglidur AX500 2
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extent. Only a small amount of outgassing takes place. iglidur UW500 < 10 9 iglidur J260 5 iglidur Q2 5
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In most iglidur plain bearings, the outgassing does not iglidur H < 10 2 iglidur W360 4 iglidur Q3E n.s.
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change the material properties. Generally, materials with iglidur H370 < 10 5 iglidur L250 3 iglidur Q 4
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low moisture absorption are recommended. iglidur F < 10 2 iglidur L350 n.s. iglidur Q290 1
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iglidur M210
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5
iglidur L500
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iglidur F2 < 10 9 iglidur R 4 iglidur M260 5
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iglidur UW < 10 5 iglidur D 5 iglidur F 3
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iglidur AX500 10 - 10 11 iglidur J200 4 iglidur F2 4
5
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Table 07: Electrical properties of conductive iglidur iglidur E7 5 iglidur H4 5
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plain bearings iglidur E 4 iglidur UW 3
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iglidur X 5 iglidur J UV 5
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Material Radiation resistance iglidur Z 5 iglidur N54 4
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X, Z, UW500, A160 1 · 10 Gy iglidur X6 5 iglidur G V0 4
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X6, A500 2 · 10 Gy iglidur V400 5 iglidur J2 3
5
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M250, J3, A200, N54 1 · 10 Gy iglidur HSD350 5 iglidur AB 3
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L250 3 · 10 Gy iglidur UW500 5 iglidur RW370 5
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V400, C 2 · 10 Gy iglidur H1 5 iglidur B 3
4
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P, K 5 · 10 Gy iglidur H370 5 iglidur C 3
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G, G1, J, W300, P210, P230, J260, J200, R, D, C500, A180, iglidur H 5
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UW160, T220, F, F2, Q, Q2, UW, G V0, J2, B, GLW, L500, 3 · 10 Gy
Q290, AB, J UV, Q3E, E7, J3B, E, AX500, M210, M260 Table 08: UV resistance of iglidur plain bearings, 1 low resistance, 5 highest resistance
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J350, H, H1, H370, H2, H4, A181, A350, W360, H3, H5 2 · 10 Gy Determination of bending specifications according to DIN EN ISO 178 after weathering with double stroke 4 of ASTM G154.
Table 06: Comparison of the radiation resistance of iglidur plain bearings Two alternating statuses (total time: 2,000hrs). Status 1: Irradiation with UVA-340, irradiance 1.55W/m2/nm and 70°C for
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8hrs. Status 2: no irradiation, condensation at 50°C for 4hrs.
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