Page 635 - IGUS Bearing

iglidur C iglidur C
®
®
+90°C +90°C
40MPa 40MPa
Bearing technology | Plain bearings | iglidur C Technical data
®
General properties Testing method

Density g/cm³ 1.10 -40°C up to
Ø Colour off white +90°C
–
Max. moisture absorption at +23°C/50% r.h. % weight 1 DIN 53495
Max. moisture absorption % weight 6.9
Coefficient of friction, dynamic, against steel µ 0.17-0.25 40MPa
pv value, max. (dry) MPa · m/s 0.10
Also available
as: Mechanical properties
Free from PTFE and silicone Flexural modulus MPa 1,900 DIN 53457
60
DIN 53452
Flexural strength at +20°C
MPa
For simple applications Compressive strength MPa 30
Bar stock, Max. permissible surface pressure (+20°C) MPa 40
round bar
Page 743 Shore D hardness 72 DIN 53505
Although iglidur C dispenses with the use of PTFE and silicone as lubricants, the bearings still have
®
excellent wear resistance under low loads. Physical and thermal properties
● Maintenance-free dry operation Max. application temperature long-term °C +90 FOOD
● High wear resistance Max. application temperature short-term °C +130
● Lubrication-free Min. application temperature °C -40
Bar stock, ● Maintenance-free Thermal conductivity W/m · K 0.24 ASTM C 177
plate -1 -5
Page 773 Coefficient of thermal expansion (at +23°C) K · 10 15 DIN 53752
Electrical properties
Specific transitional resistance Ωcm > 10 10 DIN IEC 93
Surface resistance Ω > 10 9 DIN 53482
Table 01: Material properties
tribo-tape liner
Page 781 Plain bearings made from iglidur C were developed Resistance to weathering
®
especially for applications where the use of PTFE and iglidur C plain bearings have limited resistance to weathering.
®
silicon is not possible. Such applications can be found in The material properties are affected. Discolouration
electronics, tobacco and beverages industry and in many occurs. Practical tests under real application conditions
painting processes. Keywords like paint compatibility and are recommended.
silicon-free make the further employment of this material
Guide rings
Page 641 reasonable. Mechanical properties
With increasing temperatures, the compressive strength
Descriptive technical specifications Moisture absorption of iglidur C plain bearings decreases. Diagram 02 shows
®
Wear resistance at +23°C – + The moisture absorption of iglidur C plain bearings is only this inverse relationship. The maximum recommended
®
6.9% weight after saturation in water. This must be taken surface pressure is a mechanical material parameter. No
Wear resistance at +90°C – +
into account for these types of applications. conclusions regarding the tribological properties can be
Two hole Wear resistance at +150°C – + drawn from this.
flange
bearings Vacuum Diagram 03 shows the elastic deformation of iglidur C at
®
Page 667 Slide property – +
In vacuum, any present moisture is released as vapour. radial loads. The high flexibility makes the bearing suitable
Wear resistance under water – + The use in vacuum is only possible to a limited extent. for vibrations and edge loads.
Surface pressure, page 45
Media resistance – +
Radiation resistance
®
Moulded Resistant to edge pressures – + Plain bearings made from iglidur C are resistant up to a
special parts radiation intensity of 2 · 10⁴ Gy.
Page 696 Resistant to shock and impact loads – +

Dirt resistance – +

®
igubal Online product finder Online service life calculation
spherical balls
Page 993 www.igus-asean.com/iglidur-finder www.igus-asean.com/iglidur-expert ASEAN 09/2023 ASEAN 09/2023
632 3D-CAD, finder and service life calculation ... www.igus-asean.com/C Lubrication-free made easy ... from stock ... no minimum order quantity 633