The technigues of producing polyester composite interlaced set yarn, composed of drawing 75dtex/24f POY and superfine fiber 110dtex/96f are introduced. The control of condtions of chip drying, melt-spinning and drawing composite are discussed.

• 介绍了 75dtex/24f POY经牵伸后与超细旦 110dtex/96f复合网络的生产技术，讨论了切片干燥、熔融纺丝和牵伸复合等工艺条件的控制。