High Precision Granite Square Blocks Basic Info
Model NO.: SX
Granite Blocks Material: Granite
Granite Blocks Accuracy: A
Certification: JIS, DIN, GB, SGS, ISO
Precision Grade: 1
Transport Package: Wooden Case
Origin: Qingdao China
Type: Square Box
Granite Blocks Measurement Object: Squareness
Measure Method: Manual
Precision Measuring Device: Precision Measuring Device
Granite Blocks Customized: Customized
Granite Blocks HS Code: 9031900090
High Precision Granite Square Blocks Product Description
High Precision Granite Blocks
QIANSHAO is the leading manufacturer of Granite Surface Plates since 1979, providing various kinds of high accuracy and quality Granite Instruments.
High Precision Granite Square Blocks Product Speciality:
1. Made of high quality Natural Black Granite
2. High precision and high stability.
3. No rust and anticorrosion.
4. Non magnetization.
5. Good abrasion resistance.
Physical Property of Natural 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%
High Precision Granite Square Blocks Product Application:
1. Mainly used as installation and inspection of machine tools, inspect vertical degree, parallelism and straightness of guideways and precision components in modern industry and scientific research institutes.
Granite Blocks Specifications :
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