This standard specifies the test methods for the sliding friction and wear properties of plastics and their composite materials. This standard is applicable to the determination of the sliding friction and wear properties of plastics and their composite materials.
GB/T 3960-2016 Referenced Document
GB/T 1033.1-2008 Plastics.Methods for determining density of non-celluar plastics.Part1:Immersion method,liquid pyknometer method and titration method