Page 283 - IGUS Bearing

iglidur E iglidur E
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+90°C +90°C
37MPa 37MPa
Bearing technology | Plain bearings | iglidur E Technical data
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General properties Testing method

Density g/cm³ 1.50 -50°C up to
Ø Colour beige +90°C
6.0 - 20.0mm
Max. moisture absorption at +23°C/50% r.h. % weight 0.2 DIN 53495
Max. moisture absorption % weight 1.7
Coefficient of friction, dynamic, against steel µ 0.08 -0.23 37MPa
pv value, max. (dry) MPa · m/s 0.25
Also available
as: Mechanical properties
Extremely wear-resistant Flexural modulus MPa 2,975 DIN 53457
Flexural strength at +20°C
DIN 53452
79
MPa
Strong performer on most shafts, very low Compressive strength MPa n.s.
Bar stock, Max. permissible surface pressure (+20°C) MPa 37
round bar coefficient of friction
Page 743 Shore D hardness 78 DIN 53505
Physical and thermal properties
iglidur E is especially characterised by its long service life in combination with hard-anodised aluminium Max. application temperature long-term °C +90
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shafts. Especially in linear and pivoting movement, iglidur E offers particularly good wear-resistant Max. application temperature short-term °C +120 FOOD
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properties. Min. application temperature °C up to -50
Bar stock, ● Low coefficient of friction Thermal conductivity W/m · K 0.25 ASTM C 177
plate ● Wear-resistant material for continuous operation -1 -5
Page 773 Coefficient of thermal expansion (at +23°C) K · 10 10 DIN 53752
● Vibration-dampening Electrical properties
Specific transitional resistance Ωcm n.s.
Typical application areas Surface resistance Ω > 10 12 DIN 53482
● Textile industry Table 01: Material properties
● Packaging industry
tribo-tape liner
Page 781 ● Printing industry One main advantage of iglidur E plain bearings is the Resistance to weathering
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● Vending machinery
combination of a low coefficient of friction in dry operation iglidur E plain bearings are resistant to weathering. The
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and the low stick-slip tendency. material properties are slightly affected. Discolouration
occurs.
Moisture absorption
The moisture absorption of iglidur E plain bearings in Mechanical properties
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Guide rings
Page 641 ambient conditions is approximately 0.2% weight. The With increasing temperatures, the compressive strength of
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saturation limit submerged in water is 1.7% weight. These iglidur E plain bearings decreases Diagram 02 shows this
Descriptive technical specifications values are so low that a moisture expansion need to be inverse relationship. With the long-term permitted application
Wear resistance at +23°C - + considered only in extreme cases. temperature of +90°C, the permitted surface pressure
still amounts to 20MPa. The maximum recommended
Wear resistance at +90°C – +
Vacuum surface pressure is a mechanical material parameter. No
Two hole Wear resistance at +150°C – + In vacuum, any present moisture is released as vapour. conclusions regarding the tribological properties can be
flange
bearings Use in vacuum is only possible with dehumidified iglidur E drawn from this.
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Page 667 Slide property – +
bearings. With a maximum recommended surface pressure of
Wear resistance under water – + 37MPa, iglidur E plain bearings are not suitable for
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Radiation resistance extreme loads. Diagram 03 shows the elastic deformation
Media resistance – +
Plain bearings made from iglidur E are resistant up to a of iglidur E at radial loads.
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Moulded Resistant to edge pressures – + radiation intensity of 3 · 10² Gy. Surface pressure, page 45
special parts
Page 696 Resistant to shock and impact loads – +
Dirt resistance – +

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