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| unit:mm | ||||||
| d | L | D | f | T | H | Recommended correspondence size | |||||||||
| Tube-shaped | Flange | Mounting holes H7 | Shaft diameter h7 | ||||||||||||
| 3 | +0.08 | 3 | 4 |
| 4 |
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| 6 | 0.3 | 1.5 | 9 | 6 | +0.012 | 3 | +0 |
| 4 | +0.10 | 4 | 6 |
| 4 | 6 | 8 | 7 | 0.3 | 2.0 | 12 | 7 | +0.015 | 4 | +0 |
| 5 | 5 | 8 |
| 5 | 6 | 8 | 8 | 0.3 | 2.0 | 13 | 8 | 5 | |||
| 6 | 6 | 8 | 10 | 6 | 10 |
| 10 | 0.5 | 2.0 | 14 | 10 | 6 | |||
| 8 | +0.13 | 8 | 10 | 12 | 8 | 12 |
| 12 | 0.5 | 2.0 | 16 | 12 | +0.018 | 8 | +0 |
| 10 | 8 | 10 | 16 | 10 | 14 | 19 | 14 | 0.5 | 1.0 | 18 | 14 | 10 | |||
| 12 | +0.16 | 15 | 20 |
| 10 | 20 |
| 16 | 0.5 | 3.0 | 22 | 16 | 12 | +0 | |
| 16 | 15 | 20 | 25 | 15 | 20 | 25 | 22 | 0.8 | 3.0 | 28 | 22 | +0.021 | 16 | ||
| 20 | +0.19 | 15 | 20 | 30 | 15 | 20 | 30 | 26 | 0.8 | 3.0 | 32 | 26 | 20 | +0 | |
| ※ Meets the DIN1850size standard and special sizes. | |||||||||||||||
| ※ The corresponding aperture and Shaft diameter are recommend size. | |||||||||||||||
| ※ All are permanent stores,L size allowed processing length to change shorter. Contact Chena to check. |
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| Characteristics distinguish | Unit | Numerical | Detection method |
| Density | g/cm³ | 1.14 |
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| Color |
| Carbon Black |
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| Dynamic friction coefficient of steel | µ | 0.18~0.40 |
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| D Hardness | Shore HS | 79 | DIN53505 |
| Elastic modulus | Mpa | 2700 | DIN53457 |
| Tensile strength(20℃) | Mpa | 112 | DIN35452 |
| Compressive strength | Mpa | 52 |
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| The max. temperature of use | ℃ | 80 |
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| Short-term max. temperature | ℃ | 170 |
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| Thermal conductivity | W/mxk | 0.24 | ASTMC177 |
| Thermal expansion coefficient(32℃) | K¹ X 10-5 | 10 | DIN53752 |
| Volume resistivity | Ωcm | >10¹³ | DINIEC93 |
| Electric surface resistivity | Ω | >10¹¹ | DIN53482 |