Mô tả
General properties
| Rings material |
xirodur B180
|
|
| Ball material |
Glass
|
|
| Density |
1.42 g/cm³
|
|
| Colour |
White
|
|
| Max. moisture absorption |
0.2 Wt.- %
|
|
| Max. total moisture absorption |
0.7 Wt.- %
|
|
| Shipping weight (kg or kg/m) |
0.00819
|
Mechanical properties
| max. speed (rpm) |
460
|
|
| Dynamic load capacity |
810 N
|
|
| Modulus of elasticity |
2500 MPa
|
|
| Flexural strength (at 20°C/68°F) |
68 MPa
|
|
| Shore D hardness |
77
|
General chemical resistance
| Alcohol |
+ resistant
|
|
| Greases, oils without additives |
+ resistant
|
|
| Hydrocarbons |
+ resistant
|
|
| Fuels |
+ resistant
|
|
| Strong acids |
– non-resistant
|
|
| Strong alkalis |
+ to 0 resistant to conditionally resistant
|
|
| Diluted acids |
0 to – conditionally to non-resistant
|
|
| Diluted alkalis |
+ resistant
|
Dimensions
| size |
51104
|
|
| Ø d1 |
20 mm
|
|
| Ø d2 |
35 mm
|
Thermal properties
| Max. long-term application temperature |
80 °C
|
|
| Lower application temperature |
-40 °C
|
