Class | Rack Type | Quality |
Total pitch
error
(
±µm/m)
| Applications |
Helical
Toothed
|
Straight
Toothed
|
---|---|---|---|---|---|---|
Ultra-High
Precision Rack
(UHPR)
|
hardened
&
ground
| 3 | 12 |
High precision machine tools
with electrical preload
| Series 48 | Series 46 |
case hardened
&
ground
| 5 | 26 |
Machine tools
Lifting axes
Multiple pinion contact
| Series 29 | Series 28 |