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iglidur D iglidur D
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+90°C +90°C
23MPa 23MPa
Bearing technology | Plain bearings | iglidur D Technical data
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General properties Testing method
Density g/cm³ 1.40 -50°C up to
Ø Colour green +90°C
–
Max. moisture absorption at +23°C/50% r.h. % weight 0.3 DIN 53495
Max. moisture absorption % weight 1.1
Coefficient of friction, dynamic, against steel µ 0.08-0.26 23MPa
pv value, max. (dry) MPa · m/s 0.27
Also available
as: Mechanical properties
Low-cost with silicone Flexural modulus MPa 2,000 DIN 53457
72
DIN 53452
Flexural strength at +20°C
MPa
Abrasion-resistant Compressive strength MPa 70
Bar stock, Max. permissible surface pressure (+20°C) MPa 23
round bar
Page 743 Shore D hardness 78 DIN 53505
Low-cost-material with low coefficient of friction and good wear resistance at low loads.
● Low coefficient of friction Physical and thermal properties
● For low loads Max. application temperature long-term °C +90 FOOD
● Cost-effective Max. application temperature short-term °C +110
● Vibration-dampening Min. application temperature °C -50
Bar stock, ● Low moisture absorption 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 11 DIN 53752
● Suitable for high surface speeds Electrical properties
Specific transitional resistance Ωcm > 10 14 DIN IEC 93
Typical application areas Surface resistance Ω > 10 14 DIN 53482
● Sports and leisure Table 01: Material properties
tribo-tape liner ● Model making
Page 781 ● Furniture industry During the development process of iglidur D as a bearing Resistance to weathering
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● Mechatronics material, high performance and low price were the top iglidur D plain bearings are continuously resistant to
requirements. In particular, low coefficient of friction was weathering. The material properties are only slightly
required at high speeds in dry operation. This material affected. Possible discolourations are only superficial.
containing silicone achieves low coefficient of friction in dry
operation and runs with virtually no stick-slip. Mechanical properties
Guide rings
Page 641 With increasing temperatures, the compressive strength
Moisture absorption of iglidur D plain bearings decreases. Diagram 02 shows
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Descriptive technical specifications The moisture absorption of iglidur D plain bearings in this inverse relationship. The maximum recommended
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Wear resistance at +23°C – + ambient conditions is approximately 0.3% weight. The surface pressure is a mechanical material parameter. No
saturation limit submerged in water is 1.1% weight. This conclusions regarding the tribological properties can be
Wear resistance at +90°C – +
low moisture absorption allows its use in wet environments. drawn from this.
Two hole Wear resistance at +150°C – + iglidur D plain bearings were specially developed for low
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flange
bearings Vacuum radial loads. Diagram 03 shows the elastic deformation of
Page 667 Slide property – +
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In vacuum, any present moisture is released as vapour. iglidur D at radial loads. At the maximum recommended
Wear resistance under water – + The use in vacuum is only possible to a limited extent. surface pressure of 23MPa, the deformation is less than
3%. A plastic deformation can be negligible up to this
Media resistance – +
Radiation resistance value. However, it is also dependent on the service time.
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Moulded Resistant to edge pressures – + Plain bearings made from iglidur D are resistant up to a Surface pressure, page 45
special parts radiation intensity of 3 · 10² Gy.
Page 696 Resistant to shock and impact loads – +
Dirt resistance – +
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igubal Online product finder Online service life calculation
spherical balls
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260 3D-CAD, finder and service life calculation ... www.igus-asean.com/D Lubrication-free made easy ... from stock ... no minimum order quantity 261