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High Precision Granite Square Blocks

- Jan 06, 2018 -

High Precision Granite Square Blocks Basic Info

  • Model NO.: SX

  • Granite Blocks Material: Granite

  • Range: 0~500mm

  • Precision: 0.01mm

  • 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

  • Resolution: 0.01mm

  • Measure Method: Manual

  • Precision Measuring Device: Precision Measuring Device

  • Granite Blocks Customized: Customized

  • Color: Black

  • Specification: SGS

  • 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 :  

TYPE precision gradeoverall dimension (mm)weight/unit (kg)

High Precision Granite Square Blocks.jpg


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