Planetary Roller Screw
We offer the most comprehensive range of planetary roller screws, purpose-designed for the most demanding applications. Its non-recirculating planetary-thread roller design delivers an exceptional level of stability, ultra-high load capacity, outstanding speed and acceleration, and excellent service life and reliability, achieving optimal drive performance. Thanks to industry-leading precision machining and the latest equipment, we can supply planetary and satellite roller screws ranging from very small to very large diameters with a wide variety of leads, as well as inverted screws — perfectly meeting diverse transmission-structure requirements.
Precision Grade
Normal Grade N
High Grade H
Precision Grade P
Super Precision SP
Ultra Precision UP
| Acceleration | Standard planetary roller screws up to 12 000 rad/s². (For higher acceleration, contact Ewellix.) |
| Nominal Diameter | From 8 to 240 mm |
| Lead | From 2 to 50 mm |
| Basic Dynamic Load Rating | Up to 3 994 kN |
| Basic Static Load Rating | Up to 23387 kN |
| Max Speed n x d₀ | 160 000 |