The results show that fibrous materials got more extrusion and cut in positive screw thus the fiber got separated and fibrillated and they also got cut in reverse screw and the materials got eve...

• 结果表明,纤维物料通过正向螺纹段时,受到较大的挤压和剪切,促使纤维分离并帚化分丝;纤维物料通过反向螺纹时,同样受到剪切,并能使物料匀整化。