DIN 000 High Precision Polished and High Precision Surface Granite Cast Iron Component
DIN 000 High precision Polished and high precision surface Granite cast iron component
This is granite cast iron component.Please see the pictures ,the pictures are our production processes.
Our granite measuring devices and granite mechanical components are made of high qualityJinan Blackgranite.Due to their high precision,long duration,good stability and corrosion resistance,they have been more and more used in product inspection of modern industy and such scientific areas as mechanicalaerospace and scientific researches.
The “TAI GOLD STONE”granite measuring tools have the following characteristics:
1. High precision reliable stability resistant to deform and guaranteed accuracy under normal ambient temperature.
2. No-rust and anticorrosion. foundation
3. Wear resistance long service life.
4. Any cutting or scraching for working surface does not bring about roughedgeswhich might influence its measuring precision. foundation
5.Non magnetization. foundation
6.Glossy surface without sluggishness when the workpieces or tools are moving on it.

Measuring pitch.
Our staff are inserting.
Physical Property of Jinan BlackGranite
Phisical Property |
Reference Value |
Specific Gravity |
2970-3070kg/m3 |
Compressive Strength |
245-254Mpa |
Elastic Modulus |
30-50Gpa |
Linear Expansion Coefficient |
4.61x10-6/0C |
Water Absorptivity |
≤0.07 |
Shore Hardness |
Above 70Hs |
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