34 Pa. Code § 45.83
Current through Register Vol. 54, No. 50, December 14, 2024
The following table sets forth the recommended and maximum speed in revolutions per minute for various sizes of circular saws working in soft wood. The maximum allowable speed, given in the third column of the table, shall not be exceeded, except in the case of saws, directly coupled to motors, which have been properly tensioned by the manufacturer to operate safely at a higher speed. The saws shall be marked by the manufacturer with the maximum revolutions per minute for which they are tensioned.
| Revolutions Per Minute | ||
| Diameter of Saw (in inches) | Recommended for Soft Wood | Maximum Speed |
| 8 | 4500 | 5400 |
| 10 | 3600 | 4320 |
| 12 | 3000 | 3600 |
| 14 | 2570 | 3085 |
| 16 | 2250 | 2700 |
| 18 | 2000 | 2400 |
| 20 | 1800 | 2160 |
| 22 | 1635 | 1965 |
| 24 | 1500 | 1800 |
| 26 | 1385 | 1660 |
| 28 | 1285 | 1540 |
| 30 | 1200 | 1440 |
| 32 | 1125 | 1350 |
| 34 | 1060 | 1270 |
| 36 | 1000 | 1200 |
| 40 | 900 | 1080 |
| 44 | 820 | 980 |
| 48 | 750 | 900 |
| 54 | 665 | 800 |
| 60 | 600 | 720 |
34 Pa. Code § 45.83