right-and-left threaded

The organic clay and the pellet of nylon6 are blended with certain ratio in twin screw extruder with back whorl .

为了研究尼龙 6 /粘土纳米复合材料制备和结构 ,采用合适的改性剂对粘土进行有机改性 ,改性后的有机土与尼龙按一定比例在具有反螺纹段的双螺杆挤出机中熔融复合。