Japan, Obishi Keiki
Obishi Keiki Seisakusho GC Ultra Precision Granite Master Angle
Made in Japan
Manufacturer : Obishi Keiki Seisakusho
Model : GC
- Can be used as accuracy inspection master for measurement equipment, inspection equipment etc.
- Because it is a squareness master, it can be used as a parallelism master.
- The use surface has Precision lapping finishing
- Precision surface is the outer circumference square. The Accuracy surface is 10mm minused from the outer circumference.
- Because it is made of Granite, effects of changes in temperature is minimal.
| Code NO. | Nominal | Measurement (L×H×Wmm) | Straightness, Parallellism (μm) | Surface Accuracy (μm) | Mass (kg) |
|---|---|---|---|---|---|
| GC-1001 | 300 | 320×320×60 | 1.0 | 5 | 13 |
| GC-1002 | 500 | 520×520×90 | 2.0 | 10 | 48 |
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