Square angle measuring tool granite square master made in China
High Precision Granite Right Angle Ruler
Product Description
Mainly used as installation and inspection of machine tools, inspect vertical degree, parallelism and straightness of guides and precision component in modern industry and scientific research institutes.
We are also able to manufacture the Granite Surface Plate with the good and stable flatness according to standard of DIN/JIS/GB
Product Specification
|
specification (mm) |
verticality of measuring surface towards datum |
planeness or linearity of measuring surface
|
planeness or linearity of datum |
|||
| precision grade(mm) | ||||||
| 00 | 0 | 00 | 0 | 00 | 0 | |
| 100*63 | 2 | 4 | 1 | 1 | 1 | 1 |
| 160*100 | 2 | 4 | 1 | 2 | 1 | 1 |
| 250*160 | 2.5 | 5 | 1 | 2 | 1 | 2 |
| 400*250 | 3.5 | 7 | 1 | 2.5 | 1 | 2 |
| 630*400 | 4.5 | 9 | 1.5 | 3 | 1 | 2.5 |
| 1000*630 | 6 | 12 | 2.5 | 5 | 1.5 | 5 |
Main Features
1) the granite surface plate has Good wear resistance, strong and durable, long service life
2) No deformation, high hardness, no magnetization
3) Stable under heavy load and normal temperature
4) The surface is smooth and easy to clean and maintain.
5) Be hit by external force, won't appear easily Nick
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