Our Products
We offer a complete product range of Granite Machine Base and Granite Surface Plate
granite surface plate
high precision granite
granite machine parts
description
the flat granite surface plate is a precision measuring tool made of natural stone material. It is mainly used to inspect the instrument, precision tool, mechanical parts. Its raw material is got from the qualified lithosphere, which has gone through the natural aging for eons of time. That means our product has dimensional stability. Our granite measuring products will not deform because of the conventional temperature difference. If necessary, our granite surface plate can be processed with t-shaped grooves, threaded holes, etc.
precision requirement
the flatness tolerance is compliance with the gb4987-85 standard:
000 grade: 1(1+d/1000)um;
00 grade: 2(1+d/1000)um;
0 grade: 4(1+d/1000)um;
1 grade: 8(1+d/1000)um
standard size for reference
| specification length width thickness (mm) | weight (kgs) | precision grade (m) | |||
| 000 | 00 | 0 | 1 | ||
| 300 200 50 | 17 | 1.5 | 3 | 6 | 12 |
| 300 300 50 | 19 | 1.5 | 3 | 6 | 12 |
| 400 300 70 | 25 | 1.5 | 3 | 6 | 12 |
| 400 400 70 | 48 | 2 | 3.5 | 6.5 | 13 |
| 630 400 100 | 76 | 2 | 3.5 | 7 | 14 |
| 630 630 100 | 155 | 2 | 4 | 8 | 16 |
| 800 500 130 | 156 | 2 | 4 | 8 | 16 |
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Granite machine base
Granite Support Stand
Granite Machine Parts
DESCRIPTION
manufactures single granite machine bases, air bearing surfaces or multiple component precision assemblies to meet industry needs. Our capabilities range from custom lettering and logos, critical testing and checking surfaces, to coplanarity on multiple planes
welcome send us drawing for custom-made.
Willing is specialized in producing Granite Angle Plate, Granite Surface Plate StandGranite Parallels, Magnalium straight edge. Our products are very popular, if you are interested in our products, please contact us as soon as possible.