Granite square master
The granite square master is an important marble measuring tool.
It is a vertical and parallel frame combination. It is suitable for high-precision machinery and instrument inspection and the inspection of non-verticality between machine tools.
>Flexible grinding capacity：1.27-1.47N/mm2
>Coefficient of linear expansion：4.6×1－6℃
>Water absorption 0.13%
>Shore hardness HS: more than 70。
>Precision has 000. 00, 0, 1 grade.
> Material: Granite
PS: Specification specifications can be customized according to the customer’s drawings and the discussion by both parties.