FORTUNE Precision Granite Inspection Surface Plate with Welded Support with High Degree of Accuracy

FORTUNE Precision Granite Inspection Surface Plate with Welded Support with High Degree of Accuracy

High Precision Granite Inspection Surface Plates FORTUNE is the leading manufacturer of Granite Surface Plates since 2004, providing high accuracy and quality products as below: Product Speciality: 1. Made of high quality Jinan Black Granite. 2. High precision and high stability. 3. No rust and...

Product Details

High Precision Granite Inspection Surface Plates


FORTUNE is the leading manufacturer of Granite Surface Plates since 2004, providing high accuracy and quality products as below:


Product Speciality:
1. Made of high quality Jinan Black Granite.
2. High precision and high stability.
3. No rust and anticorrosion.
4. Non magnetization.
5. Good abrasion resistance.

Physical Property of Jinan Black Granite:
Specific Gravity: 3.03 g/cm3
Shore Hardness: > 70Hs-80Hs
Tensile strength: 211Kg/cm2
Compressive Strength: 245-254Mpa
Linear Expansion Coefficient: 4.61´10--6/°C
Elastic Modulus: 30-50Gpa
Water Absorptivity: ≤0.13%

Product Application:

Mainly used to produce and inspection of precision instrument, precision tool, mechanical component in modern industry and scientific research institutes.

We are able to manufacture the Granite Surface Plate with the good and stable flatness according to standard of DIN/JIS/GB. and Provided with Supporting Stand.

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