Table of Revolutions for the Assessment of the Most Economic Cutting Speeds
|
Outside Diameter in mm |
at RPM |
100 |
125 |
150 |
175 |
200 |
250 |
300 |
350 |
400 |
450 |
500 |
600 |
1000 |
300 |
|
|
|
|
|
|
|
|
|
|
|
|
15.7 |
600 |
|
|
|
|
|
|
|
11.0 |
12.6 |
14.1 |
15.7 |
18.8 |
31.4 |
800 |
|
|
|
|
|
10.5 |
12.6 |
14.6 |
16.7 |
18.8 |
20.9 |
25.1 |
41.9 |
1400 |
|
|
11.0 |
12.8 |
14.7 |
18.4 |
22.0 |
25.6 |
29.2 |
33.0 |
36.6 |
44.0 |
|
1600 |
|
|
12.6 |
14.7 |
16.8 |
20.9 |
25.1 |
29.3 |
33.4 |
37.6 |
41.9 |
50.2 |
|
1800 |
|
12 |
14.2 |
16.5 |
18.9 |
23.5 |
28.2 |
33.0 |
37.6 |
42.4 |
47.1 |
56.4 |
|
2000 |
10 |
13 |
15.7 |
18.4 |
21.0 |
26.1 |
31.4 |
36.4 |
41.8 |
47.1 |
52.4 |
|
|
2200 |
12 |
14 |
17.2 |
20.0 |
23.0 |
28.8 |
34.5 |
40.3 |
46.0 |
51.8 |
57.6 |
|
|
2400 |
13 |
15 |
19.0 |
22.0 |
25.1 |
31.4 |
37.6 |
44.0 |
50.0 |
56.5 |
|
|
|
2600 |
14 |
17 |
20.4 |
23.8 |
27.2 |
34.0 |
40.8 |
47.6 |
53.2 |
|
|
|
|
2800 |
15 |
18 |
22.0 |
25.6 |
29.3 |
36.6 |
43.9 |
51.3 |
58.4 |
|
|
|
|
3000 |
16 |
20 |
23.8 |
27.5 |
31.4 |
39.2 |
47.0 |
55.0 |
|
|
|
|
|
|
circumference speed in m/sec |
Economic Cutting Speeds (Average)
grinding |
approx. 30 m/sec |
-10% +20% |
deburring dry |
approx. 15 m/sec |
± 10% |
deburring wet |
approx. 25 m/sec |
± 10% |
polishing of metals |
approx. 36 m/sec |
± 15% |
polishing of metals with pronounced contours (sanitary fitting) |
approx. 15-25 m/sec |
± 10% |
synthetic materials, varnishes and wood |
approx. 15 m/sec |
± 10% |
The higher the number of revolutions per minute of a polishing tool the harder and the less flexible will be the tool’s surface. Excessive pressure and too high speed of the tool on the work piece will lead to burning of both work piece and tool.