Ideal and maximum speed for flap discs
Safety instructions for the correct use of cutting and grinding tools can be downloaded here.
Maximum working speed according to DIN EN13743 in RPM
| Outside diameter (in mm) | 30 m/sec | 63 m/sec | 80 m/sec |
| 40 | 14.320 | 30.080 | 38.190 |
| 50 | 11.450 | 24.060 | 30.550 |
| 63 | 9.090 | 19.000 | 24.250 |
| 75 | 7.640 | 16.040 | 20.370 |
| 100 | 5.730 | 12.030 | 15.000 |
| 115 | 4.980 | 10.460 | 13.200 |
| 125 | 4.580 | 9.620 | 12.200 |
| 150 | 3.800 | 10.180 | 10.000 |
| 178 | 3.200 | 6.760 | 8.500 |
| 180 | 3.180 | 6.680 | 8.400 |
Speed recommendations for the use of flap discs from Eisenblätter*
| Outside diameter (in mm) | Ideal speed in RPM |
| 63 | 10.000 - 15.000 |
| 100 | 8.000 - 10.000 |
| 115 | 7.000 - 9.000 |
| 125 | 6.000 - 8.000 |
| 150 | 6.000 - 7.000 |
| 178 | 5.000 - 6.000 |
* According to technical studies, the correct speed generally increases the service life of flap discs by up to 100%.
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