1. Two-tier co-extruded composite film can prolong the shelf life of liquid packaging. 2. Extruder barrel and screw are made of high quality alloy steel after nitrogen treatment and precision machining, Make optimum hardness and durability. 3. Auxiliary platform working table for making operation easy and is equipped to develop range. 4. Coiling device: double, double cut, which adopts torque motor to keep proper tension Winding neat,easy to change the volume.
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