Page 382 - IGUS Bearing

iglidur H2 iglidur H2
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+200°C +200°C
110MPa 110MPa
Bearing technology | Plain bearings | iglidur H2 Technical data
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General properties Testing method

Density g/cm³ 1.72 -40°C up to
Ø Colour brown +200°C
–
Max. moisture absorption at +23°C/50% r.h. % weight 0.1 DIN 53495
Max. moisture absorption % weight 0.2
Coefficient of friction, dynamic, against steel µ 0.07-0.30 110MPa
pv value, max. (dry) MPa · m/s 0.58
Also available
as: Mechanical properties
The low-cost specialist for chemicals and Flexural modulus MPa 10,300 DIN 53457
Flexural strength at +20°C
MPa
210
DIN 53452
temperatures Compressive strength MPa 109
Bar stock, Max. permissible surface pressure (+20°C) MPa 110
round bar Up to +200°C, most capable under static load
Page 743 Shore D hardness 88 DIN 53505
Physical and thermal properties
For applications with high temperature requirements. Can be conditionally used in dry operation; excellent Max. application temperature long-term °C +200
properties with additional lubrication. Max. application temperature short-term °C +240 FOOD
● Suitable for underwater applications Min. application temperature °C -40
Bar stock, ● Cost-effective Thermal conductivity W/m · K 0.24 ASTM C 177
plate ● Chemical resistance -1 -5
Page 773 Coefficient of thermal expansion (at +23°C) K · 10 4 DIN 53752
● High temperature resistance Electrical properties
● Lubrication-free Specific transitional resistance Ωcm > 10 15 DIN IEC 93
● Maintenance-free Surface resistance Ω > 10 14 DIN 53482
Table 01: Material properties
Typical application areas
tribo-tape liner
Page 781 ● Automotive industry In applications with iglidur H2 plain bearings, economical Resistance to weathering
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● Actuator aspects are in focus. It is the first time that it is possible iglidur H2 plain bearings are continuously resistant
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● Bicycle industry
to offer such a high-performance bearing for high volume to weathering. The material properties are only slightly
applications with these technical advantages at such a affected. Possible discolourations are only superficial.
low price: temperatures up to +200°C, permitted surface
pressure up to 110N/mm², and excellent chemical Mechanical properties
Guide rings
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Page 641 resistance. The iglidur H2 plain bearings are self-lubrica- With increasing temperatures, the compressive strength of
ting and suitable for all motions. iglidur H2 plain bearings decreases. Diagram 02 shows
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Descriptive technical specifications this inverse relationship. The maximum recommended
Wear resistance at +23°C – + Moisture absorption surface pressure is a mechanical material parameter. No
The moisture absorption of iglidur H2 plain bearings is conclusions regarding the tribological properties can be
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Wear resistance at +90°C – +
below 0.1% weight in ambient conditions. The saturation drawn from this.
Two hole Wear resistance at +150°C – + limit submerged in water is 0.2% weight. iglidur H2 is an Diagram 03 shows the elastic deformation of iglidur H2
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flange
bearings ideal material for wet environments. at radial loads. At the recommended maximum surface
Page 667 Slide property – +
pressure of 110MPa the deformation is less than 3% at
Wear resistance under water – + Vacuum room temperature. The values for tensile and compressive
In vacuum, any present moisture is released as vapour. strength are higher than those of iglidur H at room
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Media resistance – +
The use in vacuum is generally possible. temperature.
Moulded Resistant to edge pressures – + Surface pressure, page 45
special parts Radiation resistance
Page 696 Resistant to shock and impact loads – +
iglidur H2 withstands neutron and gamma particle
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Dirt resistance – + radiation. Plain bearings made from iglidur H2 are
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resistant up to a radiation intensity of 2 · 10² Gy.

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igubal Online product finder Online service life calculation
spherical balls
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380 3D-CAD, finder and service life calculation ... www.igus-asean.com/H2 Lubrication-free made easy ... from stock ... no minimum order quantity 381