【摘要】 双螺杆挤压机由于结构复杂、制造费用高而使其应用受到极大限制．通过对这些主要部件的改进设计．使其结构更合理，挤压效果更好。更多还原

【Abstract】 Because of complicated struction and high manufacturing cost, the twin - screw extruders application was restricted to a small seale. The pressure - distribution of screw shaft , the struction of barrel and thrust bearing system and the technological property of the extruder were changed for better Performances.更多还原