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- Contact Person : Ms. Cao Yan
- Company Name : Botou Jinchang Machinery Co., Ltd.
- Tel : 86-0317-8305554
- Fax : 86-0317-8288689
- Address : Hebei,Botou,Botou City Industrial Zone
- Country/Region : China
- Zip : 062150
T-slot cast iron square box
Product Detailed
Related Categories:Casting Services
made by the standard of JB/T3411.56-99.The material is HT200.It is used in testing the parallelism and verticality of parts.
made by the standard of JB/T3411.56-99.The material is HT200.It is used in testing the parallelism and verticality of parts and ruling. The universal square box is used in testing or marking out for angle-free of precision workpiece.
Type(mm) | Flatness of working surface | The perpendicularity and parallelism of working surfaces.the paralellism of dovetail slot to the bottom plane and the side plane. | ||||
Precision grade (μm) | ||||||
1st grade | 2nd grade | 3rd grade | 1st grade | 2nd grade | 3rd grade | |
100 | 3.5 | 7 | 15 | 7 | 15 | 30 |
150 | 4 | 9 | 17 | 8 | 18 | 35 |
200 | 4.5 | 10 | 20 | 9 | 20 | 40 |
250 | 5 | 11 | 22 | 10 | 22 | 45 |
300 |
| 12 | 25 |
| 25 | 50 |
350 |
| 13 | 27 |
| 27 | 55 |
400 |
| 15 | 30 |
| 30 | 60 |
500 |
|
| 35 |
|
| 70 |
600 |
|
| 40 |
|
| 80 |
T-slot cast iron square box
