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High Precision Granite Straight Edges

- Oct 11, 2017 -

High Precision Granite Straight Edges Basic Info

  • Model NO.: SP

  • Material: Granite

  • Range: 0~2000mm

  • Precision: 0.001mm

  • Accuracy: A

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

  • Precision Grade: 00

  • Transport Package: Wooden Case

  • Origin: Qingdao China

  • Type: Straight Edge

  • Measurement Object: Straightness

  • Resolution: 0.001mm

  • Measure Method: Manual

  • Precision Measuring Device: Precision Measuring Device

  • Customized: Customized

  • Color: Black

  • Specification: SGS

  • HS Code: 9031900090

High Precision Granite Straight Edges Product Description

Granite Straight Edge 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: 4.61x10-6°C
Elastic Modulus:                 30-50Gpa
Water Absorptivity:           ≤0.13%
High Precision Granite Straight Edges 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.
High Precision Granite Straight Edges Specifications:

straightness&flatness of working surfaceparallelism between working surfacessquareness between working surface and side surfaceoverall dimension(mm)weight/unit(kg)
precision grade(μm)

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

High Precision Granite Straight Edges.jpg

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