双螺杆塑料挤出机中的螺杆较为复杂，螺杆的结构和参数对挤出过程起决定作用。
The screw of twin-screw plastic extruder is complex, its structure and parameters determine extrusion process.
双螺杆挤出机是目前生物降解淀粉塑料加工生产中的重要设备之一。
Twin screw extruder is one of the important equipment in biodegradable starch plastic processing.
挤出机：平行双螺杆挤出机的特点以产量高，塑化优良。真空排气提高了产品的质量。它可以处理各种塑料。
Extruder: Parallel double screw extruder is characterized by high output and good plasticization. The vacuum exhaust improves products quality. It can process various sorts of plastic.
主要产品：锥形双螺杆挤出机、平行双螺杆挤出机、单螺杆挤出机、塑料挤出生产线及其辅机设备、塑料回收设备。
Main products: conical twin-screw extruder, parallel twin-screw extruder, single-screw extruder, plastic extrusion line and auxiliary equipment, plastic recycling machine.
诺达公司的产品主要包括高分子材料加工用多种类型单/双螺杆挤出机系列、配混造粒成套设备、塑料片材/板材/薄膜设备、高分子材料回收设备等。
Norda mainly supplies polymer - purposed single screw / twin screw extruders, compounding and granulating systems, plastic sheets / plates / films extrusion lines and polymer recycling systems.
通过聚苯硫醚（PPS）与大颗粒氧化镁（40~325目） 混合经双螺杆挤出机挤出造粒制备了导热绝缘塑料。
Thermal conductive insulating PPS plastics were made by extrusion compounding PPS with MgO particles of large particle sizeBF(40~325-mesh)BFQ.
本机配套SJSZ锥形双螺杆挤出机及SJ单螺杆挤出机，可生产pvc、PP、PE等材料的各种塑料管材。具有操作简单、生产效率高等特点。
The suitable SJSZ thread twin-screw extruder and SJ single screw extruder can produce PVC, PP, PE plastic pipes and has the features of simple operation, effective production.
本机配套SJSZ锥形双螺杆挤出机及SJ单螺杆挤出机，可生产pvc、PP、PE等材料的各种塑料管材。具有操作简单、生产效率高等特点。
The suitable SJSZ thread twin-screw extruder and SJ single screw extruder can produce PVC, PP, PE plastic pipes and has the features of simple operation, effective production.
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