MGB EN

MGB | Data sheet

□ Reference vertical error tolerance between two rails Mounting surface errors may affect the service life of the MGB guide. The table shows the value (X) of the reference vertical error tolerance in the axial direction for rail span (a), which is proportional to the rail span (a).

X ＝ X 1

＋ X 2

X 2 X 1 ： Level difference on the block mounting surface ： Level difference on the rail mounting surface

X 2

X 1

a

Fig.24

Size

Normal clearance K0

Light preload K1

Medium preload K2

-

15

0.0006a

0.0005a

20

0.0006a

0.0005a

0.0004a

25

0.0006a

0.0005a

0.0004a

30

0.0006a

0.0005a

0.0004a

35

0.0006a

0.0005a

0.0004a

45

0.0006a

0.0005a

0.0004a

Tab.22

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