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High Precision Granite Pillar

- Jan 12, 2018 -

Basic Info

  • Model NO.: a variety of size

  • Size: Large

  • Type: Bearing

  • Certification: ISO 9001:2008, ISO 9001:2000, SGS

  • Standard: SGS/ISO/GB

  • Colour: Black Granite

  • Polish: Ploished

  • Trademark: Fortune

  • Specification: Black Jinan Granite

  • HS Code: 9031900090

  • Logo Printing: with Logo Printing

  • Customized: Customized

  • Material: Granite

  • Function: Granite Base

  • Magnetism: No

  • Hardness: Very Hard

  • Precision: 0.001mm

  • Transport Package: Plywood Box

  • Origin: Jinan City

Product Description

High Precision Granite Mechanical Components
FORTUNE is the leading manufacturer of Granite Measuring Instruments since2004, providing high accuracy and quality products as below :
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 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 :

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

The show of company:
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.

Our workshop:

Our Finished Products:

Our products have high quality and low price can satisfy every customer. Give me a chance, I will reaward  you a surprise!!!

granite air bearing-00036.jpg

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