Precision granite straight edge

Physical properites:

Proportion,2970-3070kg/m3

Compression strength,245-254kg/mm2

Flexible grinding capacity,1.27-1.47N/mm2

Coefficient of linear expansion,4.6×1-6°C

Water absorption 0.13%

Shore hardness HS, more than 70.

Precision has 00, 0,  grade. It is the ideal tool for drawing line and inspection at precision processing company.

Granite measuring tools have the following characteristics

1.       high precision reliable stability resistance to deform and guaranteed accuracy under normal ambient temperature.

2.       No-rust and anticorrosion

3.       wear resistance long service life

4.       any working surface cutting or scratching dose not bring about rough edges which  might influence its measuring presicion.

5.       nonmagnetization.

6.       gloosy surface without sluggishness when the workplaces or tools are moving on it .

 160*25*16mm           1.5        3        20         40       1.5     3

250*40*25mm            2           4        30          60       2       4

400*63*40mm            4           8         40          80      4       8

630*100*63mm          6           12        50        100     6       12