PET,
PP strap band production line adopts two kinds of extrusion process: single-screw
extruder and twin-screw extruder, equips PET preheating device, crystallization
drying system and drying hopper, screw even plasticizing and metering extrusion.
It uses twice preheating stretching, which can precision forming and high-speed
produce ordinary and ultra-thin machine used strap band product.
|