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Cast iron bridge ruler
Cast iron bridge ruler: The working surface adopts precision grinding and scraping technology, mainly used for the inspection of unevenness and straig
Product details
Bridge type rulerThe working face adopts precision grinding and scraping processes, mainly used for the inspection of unevenness and straightness in machine tool calibration. It is also suitable for equipment installation and maintenance.
Bridge type rulerEasy to store, can be hung flat, and will not affect its straightness and parallelism due to long-term flat placement.
Improper storage of bridge rulers can lead to rusting; During use, do not apply oil. If not used for a long time, apply a thin layer of general industrial oil when stored to prevent rusting and affect accuracy.
Bridge type rulerEasy to store, can be hung flat, and will not affect its straightness and parallelism due to long-term flat placement.
Improper storage of bridge rulers can lead to rusting; During use, do not apply oil. If not used for a long time, apply a thin layer of general industrial oil when stored to prevent rusting and affect accuracy.
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Specificationsmm |
Verticality of the side to the working surface |
Straightness or flatness of the working surface |
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|
Accuracy levelum |
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|
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 |
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