Page 428 - IGUS Bearing

iglidur A180 iglidur A180
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+90°C +90°C
28MPa 28MPa
Bearing technology | Plain bearings | iglidur A180 Technical data
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General properties Testing method

Density g/cm³ 1.46 -50°C up to
Ø Colour white +90°C
6.0-30.0mm
Max. moisture absorption at +23°C/50% r.h. % weight 0.2 DIN 53495
Max. moisture absorption % weight 1.3
Coefficient of friction, dynamic, against steel µ 0.05-0.23 28MPa
pv value, max. (dry) MPa · m/s 0.31
Also available
as: Mechanical properties
The all-rounder for food Flexural modulus MPa 2,300 DIN 53457
Flexural strength at +20°C
88
DIN 53452
MPa
FDA-compliant Compressive strength MPa 78
Bar stock, Max. permissible surface pressure (+20°C) MPa 28
round bar
Page 743 Shore D hardness 76 DIN 53505
FDA-compliant material for applications with low to medium loads in immediate environments of (or contact
with) food or drugs, as well as humidity. Physical and thermal properties
● FDA-compliant Max. application temperature long-term °C +90 FOOD
● Compliant with Regulation (EU) No. 10/2011 Max. application temperature short-term °C +110
● High media resistance Min. application temperature °C -50
Bar stock, ● Suitable for wet environments Thermal conductivity W/m · K 0.25 ASTM C 177
plate -1 -5
Page 773 ● High wear resistance Coefficient of thermal expansion (at +23°C) K · 10 11 DIN 53752
● Lubrication-free Electrical properties
● Maintenance-free Specific transitional resistance Ωcm > 10 12 DIN IEC 93
Surface resistance Ω > 10 11 DIN 53482
Typical application areas Table 01: Material properties
tribo-tape liner ● Food industry
Page 781 ● Beverage technology Plain bearings made from iglidur A180 are suitable Resistance to weathering
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● Medical technology for application in direct contact with food. They are iglidur A180 plain bearings are resistant to weathering.
the ideal solution for bearing points on machines for The material properties are significantly affected. Severe
the food and packaging industry, medical equipment discolouration occurs. Applications with this material under
manufacturing, small household appliances, etc. Even weathering conditions are not recommended.
where wet cleaning contact occurs, the iglidur A180
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Guide rings
Page 641 is characterised by the lowest moisture absorption. Mechanical properties
With increasing temperatures, the compressive strength of
Descriptive technical specifications Moisture absorption iglidur A180 plain bearings decreases. Diagram 02 shows
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Wear resistance at +23°C – + The moisture absorption of iglidur A180 plain bearings is this inverse relationship. The maximum recommended
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approximately 0.2 % weight in standard climatic conditions. surface pressure is a mechanical material parameter. No
Wear resistance at +90°C – +
The saturation limit submerged in water is 1.3% weight. conclusions regarding the tribological properties can be
Two hole Wear resistance at +150°C – + This must be taken into account for these types of drawn from this.
flange
bearings applications. Diagram 03 shows the elastic deformation of iglidur A180
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Page 667 Slide property – +
at radial loads. At the maximum recommended surface
Wear resistance under water – + Vacuum pressure of 28MPa, the deformation is less than 2.5%.
In vacuum, any present moisture is released as vapour. Use A plastic deformation can be negligible up to this value.
Media resistance – +
in vacuum is only possible with dehumidified iglidur A180 However, it is also dependent on the service time.
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Moulded Resistant to edge pressures – + bearings. Surface pressure, page 45
special parts
Page 696 Resistant to shock and impact loads – +
Radiation resistance
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Dirt resistance – + Plain bearings made from iglidur A180 are resistant up to
a radiation intensity of 3 · 10² Gy.

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