Technical Specifications Guide
Key parameters our application engineers use to shortlist the optimal linear motion components for your project. All data based on OEM catalogs and ISO/JIS standards.
C0 / C3 / C5 / C7
Ball Screw Accuracy Grade (JIS B 1192)
8.5 kN – 326 kN
Dynamic Load Rating Range (LM Guides)
0.001 – 0.005
Friction Coefficient (Rolling Contact)
-20°C – +80°C
Standard Operating Temperature
1 mm – 40 mm
Ball Screw Lead Range
6 mm – 100 mm
Nominal Ball Screw Diameter
Class 100 Compatible
Cleanroom Seal Configurations
0 – 6,000 mm
Stroke Length Range (Standard)
Accuracy Grade Selection Guide
| Grade | Typical Deviation (μm/300mm) | Application | Brands Available |
|---|---|---|---|
| C0 | ≤ 3.5 | Semiconductor lithography, diamond turning, interferometry stages | THK, NSK, Schneeberger |
| C3 | ≤ 8 | CNC grinding, optical alignment, wire bonding | THK, NSK, HIWIN, PMI |
| C5 | ≤ 18 | General CNC milling, pick & place, dispensing robots | All 8 brands |
| C7 | ≤ 52 | Material transfer, packaging, basic handling, conveyors | HIWIN, PMI, TBI MOTION |
Preload Classification
| Class | Preload Force | Rigidity | Application |
|---|---|---|---|
| Z0 (Light) | 0.02 C | Low | Low-friction, high-speed transport |
| Z1 (Medium) | 0.05 C | Medium | General automation, pick & place |
| Z2 (Heavy) | 0.07 C | High | CNC machining, zero-backlash positioning |
| Z3 (Extra Heavy) | 0.10 C | Very High | Ultra-precision grinding, optical stages |
Standards References
- JIS B 1192:2018 — Ball screws — Static and dynamic axial load ratings and service life
- ISO 3408-5:2006 — Ball screws — Part 5: Static and dynamic axial load ratings
- DIN 69051 — Ball screws — Nominal diameters, leads, and nuts
- THK Technical Support Document TE-100 — Accuracy Standards for LM Systems