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English
It is an important measuring tool, mainly used for high-precision machinery and instrument inspection and verticality inspection between machine tools. with vertical and parallel frame combinations, it is suitable for the inspection of various high-precision machinery and instruments, especially for checking the perpendicularity between internal parts of machine tools.
Parameter description:
Accuracy grade:level 00
Material: Natural granite
Reference specific gravity: 2800-3070kg/m3
Compressive strength: 230-254kg/mm2
Elastic wear: 1.27-1.47N/mm2
Linear expansion coefficient: 4.6× 10-6 /℃
Water absorption： 0.13%
Common size:
Items | Length-width-thickness(mm) | Accuracy(μm) | Approximate weight(kg) |
1 | 200*200*50 | level 00 | 4.5 |
2 | 250*250*50 | level 00 | 7 |
3 | 300*300*50 | level 00 | 10.5 |
4 | 350*350*50 | level 00 | 14 |
5 | 400*400*50 | level 00 | 18 |
6 | 500*500*50 | level 00 | 29 |
7 | 600*600*50 | level 00 | 42 |
8 | 1000*1000*100 | level 00 | 230 |
It is an important measuring tool, mainly used for high-precision machinery and instrument inspection and verticality inspection between machine tools. with vertical and parallel frame combinations, it is suitable for the inspection of various high-precision machinery and instruments, especially for checking the perpendicularity between internal parts of machine tools.
Parameter description:
Accuracy grade:level 00
Material: Natural granite
Reference specific gravity: 2800-3070kg/m3
Compressive strength: 230-254kg/mm2
Elastic wear: 1.27-1.47N/mm2
Linear expansion coefficient: 4.6× 10-6 /℃
Water absorption： 0.13%
Common size:
Items | Length-width-thickness(mm) | Accuracy(μm) | Approximate weight(kg) |
1 | 200*200*50 | level 00 | 4.5 |
2 | 250*250*50 | level 00 | 7 |
3 | 300*300*50 | level 00 | 10.5 |
4 | 350*350*50 | level 00 | 14 |
5 | 400*400*50 | level 00 | 18 |
6 | 500*500*50 | level 00 | 29 |
7 | 600*600*50 | level 00 | 42 |
8 | 1000*1000*100 | level 00 | 230 |
