Mô tả
General properties
Rings material |
xirodur B180
|
|
Density |
1.42 g/cm³
|
|
Colour |
White
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Max. moisture absorption |
0.2 Wt.- %
|
|
Max. total moisture absorption |
0.7 Wt.- %
|
|
Weight |
58.8 g
|
Mechanical properties
Max. axial static pressure load |
500 N
|
|
Max. static radial compressive force |
260 N
|
|
max. speed (rpm) |
900
|
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max. permissible tilt moment |
30 Nm
|
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Modulus of elasticity |
2500 MPa
|
|
Flexural strength (at 20°C/68°F) |
68 MPa
|
|
Shore D hardness |
77
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General chemical resistance
Alcohol |
+ resistant
|
|
Greases, oils without additives |
+ resistant
|
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Hydrocarbons |
+ resistant
|
|
Fuels |
+ resistant
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Strong alkalis |
+ to 0 resistant to conditionally resistant
|
|
Strong acids |
– non-resistant
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|
Diluted alkalis |
+ resistant
|
|
Diluted acids |
0 to – conditionally to non-resistant
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Dimensions
Ø d1 |
47 mm
|
|
D |
80 mm
|
|
d |
40 mm
|
|
D1 |
72 mm
|
|
k1 |
3.3 mm
|
|
k2 |
3.2 mm
|
|
H |
15 mm
|
|
h |
2.5 mm
|
|
T |
60 °
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Thermal properties
Max. long-term application temperature |
80 °C
|
|
Lower application temperature |
-40 °C
|