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Granite Sqaure Rulers with High Degree of Accuracy

- Nov 28, 2017 -

Granite Sqaure Rulers with High Degree of Accuracy Basic Info

  • Model NO.: a variety of size

  • Material: Marble

  • Range: 0~25mm

  • Precision: 0.001mm

  • Accuracy: A

  • Certification: GB, SGS, ISO, CSA

  • Granite Sqaure Function: Mechanical Components

  • Standard: SGS/ISO

  • Shore Hardness: > 70HS-80HS

  • Tensile Strength: 211kg/Cm2

  • Trademark: Fortune

  • Specification: granite

  • HS Code: 9031900090

  • Granite Sqaure Type: Square Guage

  • Measurement Object: Squareness

  • Resolution: 0.001mm

  • Measure Method: Manual

  • Precision Measuring Device: Precision Measuring Device

  • Granite Sqaure Customized: Customized

  • Color: Black

  • Magetism: No

  • Specific Gravity: 3.03 g/cm3

  • Elastic Modulus: 30-50gpa

  • Granite Sqaure Transport Package: Wooden Box

  • Origin: Jinan

Granite Sqaure Rulers with High Degree of Accuracy Product Description

High Precision Granite Measuring Instruments
FORTUNE is the leading manufacturer of Granite Surface Plates since2004, providing high accuracy and quality products as below :
Granite Sqaure 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%
Granite Sqaure Rulers with High Degree of Accuracy Product Application:
Mainly used to produce and inspection 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. and Provided with Supporting Stand.
Granite Sqaure Rulers with High Degree of Accuracy Specification:

SpecificationPrecision Grade (μm)Packing VOL
Gross weight (kgs) 
Grade 000Grade 00Grade 0Grade 1 

Our company's show:
Jinan Fortunate Precision Machinery Co.,ltd. was established in March 2004, professional commitment to rasearch and development, production and sales of granite precision measuring tools and mechanical componments.The company has more than 200 employeess,including professional and technical pesonnel 140 people,strong technical force .Our company is located in theJinan green granite mine foot, rich in mineral resources. The company's mechanical processing equipment,equipped with advanced electronic testing equipment, to achievethe computer data processing.The main products incllude:granite, floation, mechanical components and measuring cermic series etc..In product production and testing progress, the strict implementation of GB/204228-2006 rock and JJG117-2013 flat panel measurement verification regulations, so that our products in the domestic and international markets have enjoyed a high reputation, for many years for South Korea's  Samsung,LG group and Japan, Taiwan, Europe and other companies to provides services. Perfect enterprise management mechanism,reliable quality assurance system and advanced technology and equipment, people- oriented management concept, so that our company  in the commodity economy philosophy, in order to provide more quality products and first-class service for customers, Jinan Fortune precision machinery co.,ltd and you work together in China Precision career.


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