With the development of polymer melt gear pump, the transport characteristics and main performance parameters were studied by a corotating twin screw exturder.

• 结合聚合物熔体齿轮泵的开发研制,并以同向平行双螺杆挤出机为实验平台,研究了聚合物熔体齿轮泵的输送特性和主要性能参数。