Cast Iron Straight Edge
Cast iron straight edge standard manufacturing GB/6318-85 ,material is HT250, working surface scraped or sophisticated research grinding process for the measurement of the workpiece straightness and flatness and equipment installation, the use of temperature(20 plus or minus 5 degrees)
Cast iron straight foot including bridge-shaped flat foot,rectangular flat feet, angle square foot and dedicated square foot for the Machine Tool slideway, the accuracy check of the table, the geometric precision of measurement, the measurement of precision parts, scraped processing technology and so on, is the benchmark of precision measurement.
As a manufacturer,we will supply you the most favourable price and top-quality service.Your inquiry is highly appreciated.Welcome to order.
| Face straightness or flatness | Parallelism of working surface |
TYPE |
(mm) |
| precision grade(um) |
| 0 | 1 | 2 | 0 | 1 | 2 |
500x35 | 3 | 6 | 12 | 4.54 | 9 | 18 |
750x40 | 4 | 8 | 15 | 6 | 12 | 25 |
1000x50 | 5 | 10 | 20 | 7.5 | 15 | 30 |
1200x50 | | 12 | 24 | | 18 | 36 |
2000x80 | | 16 | 30 | | 22 | 45 |
2500x80 | | 18 | 36 | | 27 | 54 |
2500x80 | | | 44 | | | 65 |
3000x100 | | | 52 | | | 78 |
3500x100 | | | 60 | | | 90 |
4000x100 | | | 68 | | | 100 |