Shanghai Sanchen Mechanical Electronics Co., Ltd.
Only quality posesses market, and improvement gets progress.
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Timing Pulley
Arc tooth Timing tooth
| Type | pb | hg | R | r1 | s | 2δ | Ø |
| 3M | 3 | 1.28 | 0.91 | 0.26~0.35 | 1.90 | 0.762 | ≈14° |
| 5M | 5 | 2.16 | 1.56 | 0.48~0.52 | 3.25 | 1.144 | ≈14° |
| 8M | 8 | 3.54 | 2.57 | 0.78~0.84 | 5.35 | 1.372 | ≈14° |
| 14M | 14 | 6.20 | 4.65 | 1.36~1.50 | 9.80 | 2.794 | ≈14° |
| 20M | 20 | 8.60 | 6.84 | 1.95~2.25 | 14.80 | 4.320 | ≈14° |
Dimension of linear type pulley
| Type | MXL | XXL | XL | L | H | XH | XXH | |||||||
| bw | 0.84±0.05 | 1.14±0.05 | 1.32±0.05 | 3.05±0.10 | 4.19±0.13 | 7.90±0.15 | 12.17±0.18 | |||||||
| hg | 0.69 | 0 | 0.84 | 0 | 1.65 | 0 | 2.67 | 0 | 3.05 | 0 | 7.14 | 0 | 10.31 | 0 |
| -0.05 | -0.05 | -0.08 | -0.10 | -0.13 | -0.13 | -0.13 | ||||||||
| Φ+1.5° | 20 | 25 | 25 | 20 | 20 | 20 | 20 | |||||||
| rb | 0.35 | 0.35 | 0.41 | 1.19 | 1.60 | 1.98 | 3.96 | |||||||
| rt | 0.13 | +0.05 | 0.30 | +0.05 | 0.64 | +0.05 | 1.17 | +0.13 | 1.60 | +0.13 | 2.39 | +0.13 | 3.18 | +0.13 |
| 0 | 0 | 0 | 0 | 0 | 0 | 0 | ||||||||
| 2β | 0.508 | 0.508 | 0.508 | 0.762 | 1.372 | 2.794 | 3.048 | |||||||
Example of mark
Type: