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High Pecision Granite Squares

- Jan 04, 2018 -

Basic Info

  • Model NO.: SC

  • Material: Granite

  • Range: 0~500mm

  • Precision: 0.001mm

  • Accuracy: A

  • Certification: JIS, DIN, GB, SGS, ISO

  • Brand Name: Qianshao

  • Precision Grade: 00

  • Transport Package: Wooden Case

  • Origin: Qingdao China

  • Type: Granite Square

  • Measurement Object: Squareness

  • Resolution: 0.001mm

  • Measure Method: Manual

  • Precision Measuring Device: Precision Measuring Device

  • Customized: Customized

  • Color: Black

  • Trademark: Qianshao

  • Specification: SGS

  • HS Code: 9031900090

Product Description

High Pecision Granite Squares
QIANSHAO is the leading manufacturer of Granite Surface Plates since 1979, providing various kinds of high accuracy and quality products.
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 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.
Specifications :

specification modelsquareness between measuring surface and datum surfaceflatness&straightness of measuring surfaceflatness&straightness of datum surfaceoverall dimension
precision grade(μm)

Note : We are able to manufacture according to customer's specifications.

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