1. nylon film tube for blow molding 2. used in the industries of tennis rackets, ... bicycle, baseball bat, hockey stick, etc. Nylon film tube for blow molding1.width:10mm-1200mm(e.g.:10mm, 30mm , 60mm ... operations of composites materials.8.such as forming bicycle, tennis racket, badminton racket, baseball bat, hockey stick, mast to fiberglass compositss. nylon ...