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It is composed of granite base and metal support, and needs to be combined with dial indicator, dial indicator, electronic measuring equipment, to accurately measure the flatness and parallelism of parts.
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 | Common size（mm） | Approximate weight | Flatness/ Level 00 | Height/diameter of pole | Transverse length | Center distance |
Length-width-thickness | kg | μm | mm | mm | mm | |
1 | 150*100*50 | 3 | 2.5 | 250/25 | 116 | 65 |
2 | 200*150*50 | 5.5 | 2.5 | 250/25 | 116 | 65 |
3 | 300*200*50 | 10 | 3 | 300/25 | 116 | 95 |
4 | 300*300*50 | 14.5 | 3 | 300/25 | 116 | 95 |
5 | 400*300*50 | 19 | 3 | 300/25 | 146 | 95 |
6 | 400*400*50 | 25 | 3.5 | 300/25 | 180 | 95 |
7 | 500*400*50 | 31 | 3.5 | 300/25 | 180 | 130 |
8 | 600*400*50 | 36 | 3.5 | 300/25 | 180 | 130 |
It is composed of granite base and metal support, and needs to be combined with dial indicator, dial indicator, electronic measuring equipment, to accurately measure the flatness and parallelism of parts.
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 | Common size（mm） | Approximate weight | Flatness/ Level 00 | Height/diameter of pole | Transverse length | Center distance |
Length-width-thickness | kg | μm | mm | mm | mm | |
1 | 150*100*50 | 3 | 2.5 | 250/25 | 116 | 65 |
2 | 200*150*50 | 5.5 | 2.5 | 250/25 | 116 | 65 |
3 | 300*200*50 | 10 | 3 | 300/25 | 116 | 95 |
4 | 300*300*50 | 14.5 | 3 | 300/25 | 116 | 95 |
5 | 400*300*50 | 19 | 3 | 300/25 | 146 | 95 |
6 | 400*400*50 | 25 | 3.5 | 300/25 | 180 | 95 |
7 | 500*400*50 | 31 | 3.5 | 300/25 | 180 | 130 |
8 | 600*400*50 | 36 | 3.5 | 300/25 | 180 | 130 |
