Jinan black granite
Reasonable price&good quality
We can process the products according to your requirements
Different sizes
Port: Shanghai
Minimum Order Quantity: 1 Piece/Pieces
Supply Ability: 800 Piece/Pieces per Month
Payment Terms: L/C,T/T
Contact SupplierPackaging Detail: Wooden case(Your special requirements is negotiable)
Delivery Detail: 30-100days ( According to your quantity )
Granite surface plate
High Precision Granite Measuring Tool
It keeps high precision in heavy load,being used in industry producing and lab measuring commonly.
All the standard size are in stock and special size or design can be customized.In addition to our standard surface plate sizes, we will quote any other size requirements you may have. We can also make modifications to your plate, which includes t-slots, inserts, holes, etc
The largest size for production is 3000mm width and 6000mm length
Physical properties:
Specific gravity: | 2970-3070Kg/ m3 | Compressive strength: | 245-254N/m m2 |
Water absorption | 0.13% | Elastic grinding amount: | 1.27-1.47 N/m m2 |
Coefficient of linear expansion | 4.61×10-6 /°C | Shore hardness: | above Hs70 |
Granite surface plate accuracy refers advanced leading countries's standard.
Flatness tolerance as follows:
grade 000 1X(1+d/1000)um
grade 00 2x(1+d/1000)um
grade 14x(1+d/1000)um
grade 1 8x(1+d/1000)um
(d is the length of the plate's diagonal)
Type Length ×width ×height | weight Kg | Grade000 µm | Grade00µm | Grade0µm | Grade1µm |
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 |
1000×630×130 | 284 | 2.5 | 4.5 | 9 | 18 |
1000×750×150 | 338 | 2.5 | 5. | 9 | 18 |
1000×1000×150 | 450 | 2.5 | 5 | 10 | 20 |
1600×1000×200 | 963 | 3 | 6 | 12 | 24 |
2000×1000×200 | 1200 | 3.5 | 6.5 | 13 | 26 |
1600×1600×300 | 2312 | 3.5 | 6.5 | 13 | 26 |
2000×1600×300 | 2890 | 3.5 | 7. | 14 | 28 |
2500×1600×300 | 3612 | 4 | 8 | 16 | 32 |
3000×2000×500 | 9030 | 4.5 | 9 | 18 | 36 |
4000×2000×500 | 12040 | 5.5 | 11 | 22 | 44 |
6000×2000×700 | 25284 | 7.5 | 15 | 30 | 60 |