It is composed of raw material conveying, extrusion casting, biaxial stretching, traction winding, slitting, process automatic control system, etc. It is used to produce various specifications of stretching polymer with excellent mechanical and electrical properties, good cold resistance, and gas two-way stretching. Propylene (BOPP) film, the film has tightness and dimensional stability. 

BOPP film is an excellent packaging and insulating material, widely used in food packaging, opaque cold drink packaging, adhesive tape, capacitor film and synthetic paper, etc.