black polypropylene sheet 1.High-wear resistance 2.Good Self-lubrication 3.Non-toxic and clean property Features: 1.Extremely high anti-abrasion:Owing to its particular molecular structure,anti-abrasion performance of pvc is higher than ordinary metal and plastic:6.6 times of carbon steel,27.3times of bradss,6 times of nylon and 5 times of PTFE.2.Excellent selflubrication performance,being low in ...