High Precision Granite Square Rulers
|FOB Price:||US $100-2,000 / Piece|
|Min. Order:||1 Piece|
|Min. Order||FOB Price|
|1 Piece||US $100-2,000/ Piece|
|Transport Package:||Wooden Case|
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- Model NO.: SF
- Material: Marble
- Range: 0～500mm
- Measure Method: Manual
- Precision Measuring Device: Precision Measuring Device
- Customized: Customized
- Color: Black
- Trademark: Qianshao
- Origin: Qingdao China
- Type: Dial Indicator
- Measurement Object: Squareness
- Precision: 0.01mm
- Accuracy: A
- Certification: JIS, DIN, GB, ISO
- Brand Name: Qianshao
- Precision Grade: 00
- Specification: SGS
- HS Code: 9031900090
QIANSHAO is the leading manufacturer of Granite Surface Plates since 1979, providing high accuracy and quality products as below :
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%
1. Mainly used as installation and inspection of machine tools, inspect Vertical degree, parallelism and straightness of guides and precision 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.
|model||squareness between adjacent measuring surfaces||straightness of measuring surface||parallelism between opposite measuring surfaces||overall dimension|
Note : We could be able to manufacture according to customer's specification.