Page 356 - IGUS Bearing

iglidur H370 iglidur H370
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+200°C +200°C
75MPa 75MPa
Bearing technology | Plain bearings | iglidur H370 Technical data
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General properties Testing method

Density g/cm³ 1.66 -40°C up to
Ø Colour grey +200°C
3.0-75.0mm
Max. moisture absorption at +23°C/50% r.h. % weight 0.1 DIN 53495
Max. moisture absorption % weight 0.1
Coefficient of friction, dynamic, against steel µ 0.07-0.17 75MPa
pv value, max. (dry) MPa · m/s 0.74
Also available
as: Mechanical properties
Long service life under water Flexural modulus MPa 11,100 DIN 53457
Flexural strength at +20°C
MPa
135
DIN 53452
High media resistance Compressive strength MPa 79
Bar stock, Max. permissible surface pressure (+20°C) MPa 75
round bar
Page 743 Shore D hardness 82 DIN 53505
iglidur H370 is the right solution for underwater applications. The bearings absorb extremely high loads,
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are resistant to chemicals and can be used at temperatures up to +200°C. Physical and thermal properties
● Suitable for underwater applications Max. application temperature long-term °C +200 FOOD
● Temperature-resistant from -40°C to +200°C Max. application temperature short-term °C +240
● Chemical-resistant Min. application temperature °C -40
Bar stock, ● Lubrication-free Thermal conductivity W/m · K 0.50 ASTM C 177
plate -1 -5
Page 773 ● Maintenance-free Coefficient of thermal expansion (at +23°C) K · 10 5 DIN 53752
Electrical properties 5)
Typical application areas Specific transitional resistance Ωcm < 10 5 DIN IEC 93
● Offshore Surface resistance Ω < 10 5 DIN 53482
● Ship building 5) The good conductivity of this material can favour the generation of corrosion on the metallic contact components.
tribo-tape liner ● Fluid technology Table 01: Material properties
Page 781 ● Packaging
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● Plant construction iglidur H370 is an advanced development of the iglidur H Resistance to weathering
series. The material is characterised by particularly low iglidur H370 plain bearings are continuously resistant
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moisture absorption and clearly enhanced wear resistance. to weathering. The material properties are only slightly
With regard to the mechanical and thermal characteristic affected. Possible discolourations are only superficial.
values, iglidur H370 shows the same features as iglidur H.
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Guide rings
Page 641 Mechanical properties
Moisture absorption With increasing temperatures, the compressive strength of
Descriptive technical specifications The moisture absorption of iglidur H370 plain bearings is iglidur H370 plain bearings decreases. Diagram 02 shows
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Wear resistance at +23°C – + below 0.1% weight in ambient conditions. The saturation this inverse relationship. The maximum recommended
limit submerged in water is also 0.1% weight. For this surface pressure is a mechanical material parameter. No
Wear resistance at +90°C – +
reason, iglidur H370 plain bearings are often used for conclusions regarding the tribological properties can be
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Two hole Wear resistance at +150°C – + underwater applications. drawn from this.
flange
bearings Diagram 03 shows the elastic deformation of iglidur H370
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Page 667 Slide property – +
Vacuum under different loads. At the recommended maximum
Wear resistance under water – + In vacuum, any present moisture is released as vapour. surface pressure of 75MPa the deformation is less than
The use in vacuum is generally possible. 2.5% at room temperature.
Media resistance – +
Surface pressure, page 45
Moulded Resistant to edge pressures – + Radiation resistance
special parts iglidur H370 withstands neutron and gamma particle
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Page 696 Resistant to shock and impact loads – +
radiation. Plain bearings made from iglidur H370 are
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Dirt resistance – + resistant up to a radiation intensity of 2 · 10² Gy.

igubal Online product finder Online service life calculation
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354 3D-CAD, finder and service life calculation ... www.igus-asean.com/H370 Lubrication-free made easy ... from stock ... no minimum order quantity 355