Customization: | Available |
---|---|
After-sales Service: | Online Service |
Warranty: | Online Service |
Still deciding? Get samples of US$ 200/Piece
Request Sample
|
Suppliers with verified business licenses
Audited by an independent third-party inspection agency
The Specification | |
Name | precision black granite leveling ruler export to foreign countries |
Material | Jinan Green Granite |
Proportion | 2970-3070 Kg/m² |
Compressive Strength | 245-254 Kg/m² |
Modulus of Elasticity | 1.27-1.47N/mm² |
Linear Expansion Coefficient | 4.6×10-6/ºC |
Water Absorption | 0.13% |
The Hardness | HS70 |
Usage | A. As a precision reference measurement tool B. Measure the flatness, straightness of machine table, rail and precision plate |
Package | Wooden Box |
Specification(mm) | Line or flatness of working surface | Parallel between working surfaces | Verticality bwteen side and working surface | |||
Precision grade( μm) | ||||||
0 | 0 | 0 | 0 | 0 | 0 | |
500*100*40 | 1.6 | 2.6 | 2.4 | 3.9 | 8 | 13 |
700*100*40 | 2.1 | 3.5 | 3.2 | 5.3 | 11 | 16 |
1000*120*40 | 3 | 5 | 4.5 | 7.5 | 15 | 25 |
1000*120*60 | 3.2 | 5.3 | 4.9 | 7.9 | 15.6 | 25.8 |
1200*120*60 | 3.69 | 6.2 | 5.4 | 8.5 | 16.4 | 26.5 |
1500*150*60 | 4.2 | 7.2 | 6.5 | 11 | 21.5 | 36.2 |
1600*150*80 | 4.4 | 7.4 | 6.6 | 11.1 | 22 | 37 |
2000*200*80 | 5.4 | 10 | 8.1 | 13.5 | 27 | 45 |
2500*200*80 | 6 | 14.3 | 10.2 | 13.8 | 35 | 69.6 |
3000*200*100 | 8 | 16 | 12 | 14 | 42 | 81.2 |
1. | High quality with competitive prices |
2. | Rust-proof technology has obtained a patent |
3. | Factory with more than 40 years' experience |
4. | Professional design and strong production capacity |