国产乡下妇女做爰_人妻在线日韩免费视频

Polypropylene FDY spinning machine main features:

       The use of extended-screw extruder, AC frequency control

       Adopting new spinning box machine and mixing even melt pipe

       Using large plate spinneret, round or rectangular self-sealing components

       The use of accurate measurement of the planetary gear pump and mention bit-bit quick release drive rod

       The use of uniform and stable side of the hair dryer, large flow spray oil system

       The use of environmentally friendly energy-saving medium electric heating system, imported intelligent instrument control

       Using 3 to 5 pairs of drafting roller drafting and heat setting, the new terminal network devices

       The use of domestic automatic switching winding machine

       The installation of continuous switching filter can use renewable raw materials to produce strong general filament

       High-strength wire strength of 7 grams / Dan above