Dry wear behavior test of PEEK, PAI, PTFE w/bronze, Vespel® SP-21 and Vespel®
SCP-50094 indicates the percentage of material remaining under ressure of 14MPa.m/s (0.7m/s) at 60°C in dry friction running conditions against a PH 17-4 steel Ra 0.4 disk for up to 10000 hours.
Source: DuPont