Black granite material.
Lifting holes made to reduce the weight and for easy handle.
Squareness accuracy made according to Standard DIN 875.
Specification (mm) | Squareness Between Adjacent Measuring Surfaces | Straightness of Measuring Surface | Parallelism Between Opposite Measuring Surfaces |
Accuracy Grade (μm) |
00 | 0 | 00 | 0 | 00 | 0 |
160×160 | 2 | 4 | 0.8 | 1.7 | 2 | 4 |
200×200 | 2 | 4 | 0.9 | 1.8 | 2 | 4 |
250×250 | 2.2 | 4.5 | 1 | 2 | 2.2 | 4.5 |
300×300 | 2.6 | 5.2 | 1.1 | 2.3 | 2.6 | 5.5 |
400×400 | 3 | 6 | 1.3 | 2.6 | 3 | 6 |
500×500 | 3.5 | 7 | 1.5 | 3 | 3.5 | 7 |
Specification (mm) | Squareness Between Adjacent Measuring Surfaces | Straightness of Measuring Surface | Parallelism Between Opposite Measuring Surfaces |
Accuracy Grade (μm) |
00 | 0 | 00 | 0 | 00 | 0 |
160×160 | 2 | 4 | 0.8 | 1.7 | 2 | 4 |
200×200 | 2 | 4 | 0.9 | 1.8 | 2 | 4 |
250×250 | 2.2 | 4.5 | 1 | 2 | 2.2 | 4.5 |
300×300 | 2.6 | 5.2 | 1.1 | 2.3 | 2.6 | 5.5 |
400×400 | 3 | 6 | 1.3 | 2.6 | 3 | 6 |
500×500 | 3.5 | 7 | 1.5 | 3 | 3.5 | 7 |