Page 524 - IGUS Bearing

igutex TX1 igutex TX1
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+120°C +120°C
200MPa 200MPa
Bearing technology | Plain bearings | igutex TX1 Technical data
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General properties Testing method

Density g/cm³ 2.10 -60°C up to
Ø 20.0- Colour grey-green +120°C
80.0mm
Max. moisture absorption at +23°C/50% r.h. % weight 0.2 DIN 53495
Max. moisture absorption % weight 0.5
Mechanical properties 200MPa
Max. permissible surface pressure (+20°C) MPa 200
Also available
as: Shore D hardness 94 DIN 53505
The robust all-rounder Physical and thermal properties °C +120
Max. application temperature long-term
For pivoting applications under extreme loads Max. application temperature short-term °C +170
Bar stock, Min. application temperature °C -60
round bar FOOD
Page 743 Electrical properties
Outstanding rigidity and durability especially under high radial loads during pivoting operations characterise
the plain bearings in the new igutex TX1 series. Thanks to the closed-loop wound structure, excellent Specific transitional resistance Ωcm > 1 x 10 11 DIN IEC 93
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dimensional stability is achieved in cases of major forces and impacts. Surface resistance Ω > 1 x 10 13 DIN 53482
● Suitable for static loads up to 200MPa Table 01: Material properties
● Wear-resistant
Bar stock, ● High media resistance
plate
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Page 773 ● Lubrication-free igutex TX1 plain bearings represent very high load Friction and wear
● Suitable for dynamic loads up to 140MPa capacity with high radial loads and good abrasion Please note that a sliding surface with a rough surface
● Maintenance-free resistance. The special design not only ensures excellent finish will increase the friction. Shafts that are too smooth
● High rigidity dimensional stability due to the long-fibre winding but also also increase the coefficient of friction of the bearing.
allows lubrication and maintenance-free operation thanks Surface finishes (Ra) of the shaft between 0.4-0.7µm are
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tribo-tape liner Typical application areas to solid lubricants. Dirt and media resistance round off the ideal. Furthermore, the coefficient of friction of igutex TX1
Page 781 ● Agricultural engineering list of properties. plain bearings largely depends on the speed and load. As
● Utility and construction vehicles the surface speed increases, the coefficient of friction will
● Heavy equipments Permissible surface speeds quickly increase as well. With increasing load, the coefficient
Typical applications for igutex TX1 plain bearings are of friction however decreases continuously.
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pivoting movements under high loads at comparatively
low speeds. Shaft materials
Guide rings
Page 641 Table 03 In high load applications, we generally recommend the
use of hardened shafts. This particularly applies when
Temperature using igutex TX1. However, acceptable wear rates are
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igutex TX1 is an extremely temperature-resistant material. also achieved on soft shafts with heavy-duty pivoting of
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The long-term upper temperature limit of +120°C permits less than 100MPa.
the broad use in applications typical for the agricultural, Shaft materials, page 56
Two hole utility vehicle or construction equipment sectors. The
flange
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bearings press-in and press-out forces of igutex TX1 plain bearings Installation tolerances
Page 667
are very high over the entire temperature range. As a result, igutex TX1 plain bearings are standard bearings for shafts
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additional axial securing is usually not necessary. Although with h-tolerance (recommended minimum h9). The bearings
these forces remain very high, a certain decrease can be are designed for press-fit into a housing machined to a
observed at temperatures above +100°C and, in some H7 tolerance.
Moulded cases axial securing is therefore recommended above this
special parts temperature.
Page 696

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