Page 330 - IGUS Bearing

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iglidur iglidur
HSD350 HSD350
+180 °C +180 °C
30MPa 30MPa
Bearing technology | Plain bearings | iglidur HSD350 Technical data
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General properties Testing method

Density g/cm³ 1.39 -40°C up to
Ø Colour beige +180°C
6.0-20.0mm
Max. moisture absorption at +23°C/50% r.h. % weight 0.6 ISO 175
Max. moisture absorption % weight 1.2 ISO 62
Coefficient of friction, dynamic, against steel µ 0.07-0.23 30MPa
pv value, max. (dry) MPa · m/s 0.30
Also available
as: Mechanical properties
All-rounder for steam sterilisation Flexural modulus MPa 2,150 DIN EN ISO 178
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DIN EN ISO 178
Flexural strength at +20°C
MPa
Low-cost, media-resistant and hygienic Compressive strength MPa 44
Bar stock, Max. permissible surface pressure (+20°C) MPa 30
round bar
Page 743 Shore D hardness 77 DIN 53505
The new material enables continuous operation where hygiene is important, including regular sterilisation,
with an outstanding price-performance ratio. Physical and thermal properties
● Temperature-resistant up to +180°C Max. application temperature long-term °C +180 FOOD
● Suitable for wet environments Max. application temperature short-term °C +210
● High media resistance Min. application temperature °C -40
Bar stock, ● Corrosion-free Thermal conductivity W/m · K 0.24 ASTM C 177
plate -1 -5
Page 773 ● Lubrication-free Coefficient of thermal expansion (at +23°C) K · 10 7 DIN 53752
● Sterilisable Electrical properties
● Maintenance-free Specific transitional resistance Ωcm > 10 13 DIN IEC 93
Surface resistance Ω > 10 14 DIN 53482
Typical application areas Table 01: Material properties
tribo-tape liner ● Filling technology
Page 781 ● Medical and laboratory technology iglidur HSD350 was specially developed for use in Resistance to weathering
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applications where decontamination by steam (e.g. in iglidur HSD350 plain bearings are continuously resistant
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autoclaves) is necessary. iglidur HSD350 offers an to weathering. The material properties are only slightly
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excellent price-performance ratio. affected. Possible discolourations are only superficial.

Moisture absorption Mechanical properties
Guide rings
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Page 641 The moisture absorption of iglidur HSD350 plain bearings With increasing temperatures, the compressive strength
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is approximately 0.6% weight in standard climatic of iglidur HSD350 plain bearings decreases. Diagram
Descriptive technical specifications conditions. The saturation limit submerged in water is 1.2% 02 shows this inverse relationship. The maximum
Wear resistance at +23°C - + weight. These values are so low that a moisture expansion recommended surface pressure is a mechanical material
need to be considered only in extreme cases. parameter. No conclusions regarding the tribological
Wear resistance at +90°C – +
properties can be drawn from this.
Two hole Wear resistance at +150°C – + Vacuum Diagram 03 shows the elastic deformation of iglidur HSD350
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flange
bearings In vacuum, the moisture content is released as vapour. Due under different loads. At the maximum recommended
Page 667 Slide property – +
to its low moisture absorption, use in a vacuum is possible. surface pressure of 30MPa, the deformation is less than
Wear resistance under water – + 2%. A possible deformation could be, among others,
Radiation resistance dependant on the duty cycle of the load.
Media resistance – +
Plain bearings made from iglidur HSD350 are resistant Surface pressure, page 45
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Moulded Resistant to edge pressures – + up to a radiation intensity of 3 · 10² Gy.
special parts
Page 696 Resistant to shock and impact loads – +

Dirt resistance – +

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