| The basement of this product
is copper. With the high quality roller being arranged orderly
in certain angle and density, it is produced by special workmanship.
This kind of products is used in punching mold and high-precision
machine tools. |
|
Performance index
|
Data
|
|
Load capacity P
|
30  |
|
Assembling shrink
|
0.01mm~0.02mm
|
|
MAX sliding velocity
|
6m/s
|
|
Friction coef u
|
0.01~0.08
|
|
Deviation of the steel ball diameter
|
<0.002mm
|
|
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