Our strip steel for shock absorber shims is delivered bright, fine polished. The edges are slit and deburred. Shaved edges can be supplied on request.

Flatness

Maximum out-of-flatness across and along the strip is 0.30% of the nominal strip width.

Surfaces roughness

Maximum surface roughness values, cut-off 0.25 mm (0.0098 in.), are shown in the table.

Thickness
Ra
Rmax
mm
in.
μm
μin.
μm
μin.
≤0.508
≤0.020
0.10
4.0
1.0
40
>0.508
>0.020
0.25
10.0
2.5
100

Surface defects

A small number of surface defects, such as pits and roll marks, with a depth of height up to 5 μm (200 μin.) maximum is allowed. The maximum scratch depth is 2.0 μm (80 μin.).