Categories: Default Category, Surface Finish
| Manufacturer | Insize |
|---|---|
| Measuring units | Metric |
| Country of Manufacture | China |
The Insize ISR-RS531X is a reference specimen for calibrating roughness testers. Measuring accuracy improves when the tester is calibrated on a specimen close to the roughness of the workpiece. It meets ISO 5436-1:2000 and is rust-proof, made of pure nickel.
- Roughness (Ra): 0.3 µm (actual value may differ slightly)











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