| Model |
RC-18 / RC-18B / RC-18S |
RC-1812 / RC-1812B |
RC-20 / RC-20B |
| Grinding range (dia.) (mm) |
2-50 |
2-50 |
2-50 |
Grinding wheel size
(dia. X width x hole) (mm) |
455x205x228.6 |
455x305x228.6 |
510x205x304.8 |
Regulating wheel size
(dia. X width x hole) (mm) |
255x205x111.2
280x205x139.7 (B series) |
255x305x111.2
305x305x177.8 (B series) |
305x205x127
305x205x177.8 (B series) |
Grinding wheel speed
(Peripheral speed) (m/min) |
2000 |
2000 |
2000 |
| Regulating wheel speed (rpm) |
13-308(10 steps) /
10-300(B/S series) |
13-308(10 steps) /
10-300 (B series) |
13-308(10 steps) /
10-300 (B series) |
| Grinding wheel motor (HP) |
15 |
20 |
20 |
| Upper slide feed graduation (mm) |
3.5(Rev.) 0.05(Gra.) |
3.5(Rev.) 0.05(Gra.) |
3.5(Rev.) 0.05(Gra.) |
| Upper slide micro feed graduation (mm) |
0.1(Rev.) 0.001(Gra.) |
0.1(Rev.) 0.001(Gra.) |
0.1(Rev.) 0.001(Gra.) |
