Cangzhou Famous International Trading Co., Ltd
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Flatness Black Granite Surface Plates for Inspection
Advantages:
• High quality material and precision machining process ensure product quality.
• A traceable QC system is worthy of your trust.
• Efficient warehouse and logistics management ensure your delivery time.
• A two-year warranty makes you without the worries behind.
Specification:
1.Specific Gravity(Proportion):3.30g/cm3 or 2970-3070kg/m2
2.Shore Hardness:>70Hs-80Hs
3.Tensile strength:211Kg/cm2
4.Compressive strength:254-254Mpa
5.Linear expansion Coefficient:4.61'10-6/ºC
6.Elastic Modulus:30-50Gpa
7.Water Absorptivity:≤0.13%
8.Flexible grinding capacity:1.27-1.47N/mm2
Our granite surface plate refers to the advanced standards of the leading countries, and its flatness tolerance is in accordance with the JB/T 7975-1999 Surface Plate:
Grade 000 =1x(1+d/1000)/μm
Grade 00 =2x(1+d/1000)/μm
Grade 0 =4x(1+d/1000)/μm
Grade 1 =8x(1+d/1000)/μm
(d is the length of the diagonal)
| Specification | Weight (kgs) | Precision Grade (μm) | |||
| 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 |
| 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 |
