These are difficult to compare and any material is
best chosen based on test results and/or previous experience and usage. The
results of lab tests should only be used with discernment.
The
figures in the table below should only be considered as giving a rough indication.
Relative wear resistance
Polystyrene
approx.
30
Amide
resin 66
approx.
6
HD-polythene
approx.
19
Polytetrafluorethene
approx.
5
Epoxy
resin
approx.
16
Polyurethane
approx.
0.5-0.8
Rubber
approx.
0.6-1.9
Aluminium
approx.
5
Steel
(high tensile)
approx.
0.5-0.7
Forge
iron
approx.
1
Lower figures indicate higher wear resistance.
Test conditions: wear
particle size approx. 1.1 mm,
speed: 3.55 m/s.
