Specific Gravity: 2970-3070kg/m3
Compressive Strength: 245-254Mpa
Elastic Modulus: 30-50Gpa
Linear Expansion Coefficient: 4.61x10-6/0C
Water Absorptivity: ≤0.07
Shore Hardness: Above 70Hs
The "GOLD STONE"brand of granite measuring tools have the following characteristics:
surface plates used
1. High precision reliable stability resistant to deform and guaranteed accuracy under normal ambient temperature.
2. No-rust and anticorrosion.
3. Wear resistance long service life.
4. Any cutting or scraching for working surface does not bring about roughedgeswhich might influence its measuring precision.
5. Non magnetization.
6. Glossy surface without sluggishness when the workpieces or tools are moving on it.
CNC Components made of granite, including base, column, beam and railway, with a maximum of 6000x3500x600mm.
We can provide different pieces for our customer of electronic industry, the largest size is:7000x3500x500mm Precision granite part. We also accept to do relevant Processing on the plate, such as drilling, glue inserts, glue T-slot, dovetail slot, etc. Normally, we can make size of 300x300x50mm to 3000x2000x350mm. The largest size for production is 5000mm width and10000mm length. The BUSH material is stainless steel and ordinary steel, we according to customer's request to make. The size of insert is M3-M24.Welcome your enquiry for other special specifications. Our company professional product granite measuring instrument, and granite machinery components more than 15 years. We can offer you best quality and best sales service.