Product parameters:
Detailed description of the bridge type flat foot
Bridge type flat feet : The face is precision grinding and scraping research process, mainly used for machine calibration in the roughness and not straightness of the test. Also suitable for equipment installation and maintenance. Bridge-type flat foot easy to store, Not due to long-term flat and affect its straightness, parallel degree. Bridge-type flat foot improper preservation of rust; use without oiled, long-term use, storage coated with a thin layer of general industrial oil to prevent Rust and affect accuracy.
Specifications mm | Face to face verticality | Face straightness or flatness | ||||||
Accuracy class um | ||||||||
00 | 0 | 1 | 2 | 00 | 0 | 1 | 2 | |
500 × 50 | 1.5 | 3 | 6 | 12 | 7 | 14 | 30 | 60 |
750 × 50 | 2 | 4 | 8 | 15 | 10 | 20 | 40 | 80 |
1000 × 50 | 2.5 | 5 | 10 | 20 | 12 | 24 | 50 | 100 |
1500 × 70 | 4 | 7.4 | 15 | 30 | 20 | 40 | 80 | 160 |
2000 × 80 | 5 | 9 | 18 | 36 | 25 | 50 | 100 | 200 |
2500 × 90 | 6 | 11 | 22 | 44 | 30 | 60 | 120 | 240 |
3000 × 100 | 7 | 13 | 26 | 52 |
| 65 | 130 | 260 |
3500 × 100 |
| 15 | 30 | 60 |
| 75 | 150 | 300 |
4000 × 100 |
| 17 | 34 | 68 |
| 85 | 170 | 340 |









