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Granite straight ruler
FORTUNE is the leading manufacturer of Granite Precision Instruments since2004, providing high accuracy and quality products as below:
Product Speciality:
1. Made of high quality Jinan Black Granite.
2. High precision and high stability.
3. No rust and anticorrosion.
4. Non magnetization.
5. Good abrasion resistance.
TYPE(mm) |
flantness |
straightness of measuring surface |
Parallelism between opposite measuring surface |
|||
Precision grade DIN876/GB/JIS | ||||||
00 |
0 |
00 |
0 |
00 |
0 |
|
400x60x25 |
1.6 |
2.6 |
2.4 |
3.9 |
8.0 |
1.3 |
630x100x35 |
2.1 |
3.5 |
3.2 |
5.3 |
10.5 |
18 |
1000x160x50 |
3.0 |
5.0 |
4.5 |
7.5 |
15 |
25 |
1600x25x80 |
4.4 |
7.4 |
6.6 |
11.1 |
22 |
37 |
2000x300x100 |
5.4 |
10.0 |
8.1 |
13.5 |
27 |
45 |
We also could make custom design according to your requirements and specifications.
Pls contact us for more details and price.
