Izborni kriterij za kretanja naprijed-nazad
PTFE/Bronca-60°C/+200°C5,0 m/s
Poliester tkanina-40°C/+120°C5,0m/s
Kunstfasergewebe-40°C/+120°C1,0m/s
GFN (najlon punjen staklenim vlaknama)-40°C/+110°C5,0 m/s
Poliamid-30°C/+100°C