Tolerances Achieved at Walker Rubber

Table 1 shows the rubber extrusion tolerances that we work to here at Walker Rubber. These tolerances have been taken from the international standard ISO 3302-1:2014 Rubber — Tolerances for products — Part 1: Dimensional tolerances.



Table 1: Extruded rubber tolerances – ISO 3302.
Nominal dimensions (mm) E1, ± (mm) E2, ± (mm) E3, ± (mm)
Above Up to and including
0 1.5 0.15 0.25 0.40
1.5 2.5 0.20 0.36 0.50
2.5 4.0 0.25 0.40 0.70
4.0 6.3 0.36 0.50 0.80
6.3 10 0.40 0.70 1.00
10 16 0.50 0.80 1.30
16 25 0.70 1.00 1.60
25 40 0.80 1.30 2.00
40 63 1.00 1.60 2.50
63 100 1.30 2.00 3.20
100 - 1.30% 2.00% 3.20%
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