... film blowing machine,film machine,plastic film machine,film extruder,film making machine,film blowing machine,machine plastic film blowing machine,film machine,plastic film machine,film extruder,film making machine,film blowing machine,machine:Use: The Double Die Head Two-Colour Striped Film Blowing Machine ... adopting with one traction and one rewinding device.2. The screw stem and cylinder ate made ...