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Member Since 7 Years
Nature of Business Supplier Year of Establishment 2016Ask for more detail from the seller
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granite square block
granite parallels
granite angle plate factory
description
granite square block
the main mineral composition of granite square block are pyroxene, plagioclase, biotite and minor olivine, magnetite trace, and the color is gloss black.
used for measuring the workpiece straightness and squareness and equipment installation.
granite square block was taken from the good quality of the underground rock layer, which experienced hundreds of millions of years of natural aging. The shape is very stable, so do not worry any changes and deformation because of the conventional temperature difference. They are really good granite with fine crystal, hard texture, compressive strength reached 229 Â which after rigorous physical testing and selection.
the formation of granite square block based on rock underground high quality granite square block, after millions of years of natural aging, the shape is extremely stable, do not worry about the distortion because of the conventional temperature difference.
specification of granite square boxes:
specification (mm) | parallel | planeness | verticality | |||
precision grade (um) | ||||||
00 | 0 | 00 | 0 | 00 | 0 | |
100×100×100 | 1 | 2 | 1 | 2 | 1 | 2 |
150×150×150 | 1.5 | 3 | 1 | 2 | 1.5 | 3 |
200×200×200 | 2 | 4 | 1.5 | 3 | 2 | 4 |
| Â | Â | Â | Â | Â | Â | Â |
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