Granite Master Squares

 
TYPE
£¨mm£©

 
Square ness between adjacent measuring

 
Straightness of measuring surface

 
Parallelism between opposite
measuring surface

  Precision grade(µm)

00

0

00

0

00

0

160¡Á160
200¡Á200
250¡Á250
315¡Á315
400¡Á400
500¡Á500
¡¡

2
2
2.2
2.6
3
3.5
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4
4
4.5
5.2
6
7
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0.8
0.9
1
1.1
1.3
1.5

1.7
1.8
2
2.3
2.6
3

2
2
2.2
2.6
3
3.5
¡¡

4
4
4.5
5.5
6
7

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