Qingdao Qianshao Precision Instrument Co., Ltd.  

Product Name: High Precision Granite Measuring Instruments Model NO.: SZ Customized: Customized Certification: JIS, DIN, GB, ISO Precision Measuring Device: Precision Measuring Device Accuracy: A Measure Method: Manual Precision: 0.01mm Range: 0?500mm Measurement Object: Squareness Material: Marble Type: Dial Indicator Brand Name: Qianshao Color: Black Precision Grade: 00 Trademark: Qianshao Transport Package: Wooden Case Specification: SGS Origin: Qingdao China HS Code: 9031900090 Product Description High Precision Granite Measuring InstrumentsQIANSHAO is the leading manufacturer of Granite Measuring Instruments since 1979, providing high accuracy and quality products as below :Product Speciality:1. Made of high quality Jinan Black Granite2. 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/cm3Shore Hardness: > 70Hs-80HsTensile strength: 211Kg/cm2Compressive Strength: 245-254MpaLinear Expansion Coefficient: 4.61´10--6/°CElastic Modulus: 30-50GpaWater Absorptivity: ≤0.13%Product Application:Mainly used to measure parallel and equal altitude of precision instrument, precision tool, mechanical 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.Specifications :TYPEmeasuring height(mm)overall dimension (mm)Remarkweight/unit(kg)basecolumnSZ150x1000-100150x100x40Æ18x1504SZ200x150 Type A0-250200x150x50Æ35x3006.7SZ200x150 TYPE B0-250200x150x50Æ35x300with vernier device6.9SZ300x200 TYPE B0-250300x200x50Æ35x300with vernier device12.4SZ300x200 TYPE C0-250300x200x50Æ35x300with cantilever12.6