Description

Our granite measuring devices and granite mechanical components are made of high quality “ JiNanQing” granite. Due to their high precision, long duration, good stability and corrosion resistance , they have been more and more used in product inspection of modern industries and such high-tech areas as mechanical aerospace and scientific researches. Physical Properties of “JiNanQing” Granite Rock Specific Gravityï&frac*4;š********0Kg/m3 Compressive Strengthï&frac*4;š******4N/mm2 Elastic Modulusï&frac*4;š1.***1.*7N/mm2 Linear Expansion Coefficientï&frac*4;š4.*1×***6/℃ Water Absorptiveï&frac*4;šï&frac*4;œ0.*3% Shore Hardnessï&frac*4;š*0Hs The granite measuring tools have the following characteristics: 1.High precision reliable stability resistant to deform and guaranteed accuracy under normal ambient temperature. *****-rust and anticorrosion. 3.Wear resistance long service life. 4.Any working surface cutting or scratching does not bring about rough “edges”which might influence its measuring precision. *****. ***** surface without sluggishness when the workpieces or tools are moving on it. Features: · 1)wooden packages and be suitable for ocean freight · 2)********0x***0x**0mm Packing: shipped by container We can supply Granite Inspection Surface Plate with n grades"*0" and"0" that manufactured from carefully selected black granite. The min. size is **0x**0x*0mm and the max. size is ***0x***0x**0mm.