PARAMETER |
TOLERANCE |
||
|
GROUND |
SUPER
FINISH |
||
|
Diameter
variation dwith reference to master roller (within Container) |
|
±5
µm |
5µm
grouping
|
|
Angle
Variation with reference to master roller (measuring direction higher
dia to smaller dia) |
|
±4
µm |
±3
µm |
|
Length
Variation (L) (Total bend) |
|
≤
200µm |
≤
200µm |
|
End
face Runout |
|
≤
10 µm |
≤
10 µm |
|
Surface
Roughness on OD (Ls line, 2CR PC filter, 0.25 cut off length)
|
|
≤
0.20 µm Ra |
≤
0.12 µm Ra
|
|
Surface
Roughness on End Face (LS line, 2CR PC Filter, 0.25 cut off length)
|
|
≤
0.2 µm Ra |
≤
0.2 µm Ra |
|
Out
of round on LS Circle with 1.500 UPR filter at 25% roller length |
|
≤
1.50 µm |
≤
1.0 µ
|
|
Full Crowning on O.D.
|
|
--- |
As
per customer requirements |
|
End
Face Radius |
|
±
6 % R |
±
6% R |
|
Hardness
in HRC (as per specification) |
|
±
2 HRC |
±
2 HRC |
|
Corner
Radius (R1 & R2) |
|
±
0.20 mm |
±
0.20 mm |
|
Corner
Radius Distance |
|
±
0.20 mm |
±
0.20 mm |
|
Dimple
Diameter Outer (D) |
|
±
0.20 mm |
±
0.20 mm |
|
Dimple
Diameter inner (D) |
|
±
0.20 mm |
±
0.20 mm |
|
Dimple
Depth (Dp) |
|
-0.10
mm/ +0.20
mm |
-0.10
mm/ +0.20
mm |