Mô tả
General properties
| Ball material |
Zirconium oxide
|
|
| Density |
1.23 g/cm³
|
|
| Colour |
brown
|
|
| Max. moisture absorption |
0.1 Wt.- %
|
|
| Max. total moisture absorption |
0.4 Wt.- %
|
|
| Weight |
0.5 g
|
Mechanical properties
| max. speed (rpm) |
4500
|
|
| Static load capacity |
30 N
|
|
| Dynamic load capacity |
40 N
|
|
| Modulus of elasticity |
4300 MPa
|
|
| Flexural strength (at 20°C/68°F) |
130 MPa
|
|
| Shore D hardness |
85
|
Dimensions
| size |
624
|
|
| Ø d1 |
4 mm
|
|
| Ø d2 |
13 mm
|
|
| b1 |
5 mm
|
|
| Tolerance of shaft |
h6
|
Thermal properties
| Max. long-term application temperature |
150 °C
|
|
| Lower application temperature |
-100 °C
|
