Granite straight edges
Granite straight edges
Usage: used for testing linearity and planeness.
- Tel: +86-317-8177617
- Fax: +86-317-8175009
- E-mail: info@jx-surfaceplate.com
Details
Granite straight edges
Usage: used for testing linearity and planeness.
Material: granite
Standard: JB/T 7878-1999
Specification: The maximum workability is 3000mm in length or customize
Hardness of the working surface: HS70
Surface treatment: ground finish
Precision grade: 00-0
Packaging: wooden box
|
Specification |
Line or planeness of working surface |
Parallel between working surfaces |
Verticality between side and working surface |
|||
|
Precision grade (um) |
||||||
|
00 |
0 |
00 |
0 |
00 |
0 |
|
|
500×100×40 |
1.6 |
2.6 |
2.4 |
3.9 |
8.0 |
13.0 |
|
750×100×40 |
2.1 |
3.5 |
3.2 |
5.3 |
11.0 |
16.0 |
|
1000×120×40 |
3.0 |
5.0 |
4.5 |
7.5 |
15.0 |
25.0 |
|
1000×120×60 |
3.2 |
5.3 |
4.9 |
7.9 |
15.6 |
25.8 |
|
1200×120×60 |
3.69 |
6.2 |
5.4 |
8.5 |
16.4 |
26.5 |
|
1500×150×60 |
4.2 |
7.2 |
6.5 |
11.0 |
21.5 |
36.2 |
|
1600×150×80 |
4.4 |
7.4 |
6.6 |
11.1 |
22.0 |
37.0 |
|
2000×200×80 |
5.4 |
10.0 |
8.1 |
13.5 |
27.0 |
45.0 |
|
2500×200×80 |
6.0 |
14.3 |
10.2 |
13.8 |
35.0 |
69.6 |
|
3000×200×100 |
8.0 |
16.0 |
12.0 |
14.0 |
42.0 |
81.2 |
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