For Laser Test Machine
1. Material: Jinan Black
Specific Gravity: 3.07g/m3
Compressive Strength: 257MPa
Elastic Modulus: 1.37GPa
Linear Expansion Coefficient: 4.61x10-6/℃
Water Absorptivity: 0.12%
Shore Hardness: 79.9
2. Features: High-Precision, no rust, acid and alkali-resistant, no magnetized, no deform, good abrasion resistance etc.
3. Applicable area: These kind of granite parts are produced for Laser Test Machines.
4. We can manufacture the granite machinery parts by customers’ requirements. The largest part can be up to 8000×3000×600mm.