... composed of barrel screw, momentum driving system, heating, cooling, and electric controllers etc. 2. They have excellent advantages, such ... output, stable operation, great application range, with DC motor and famous electrical parts, long life span; 3. It is ... PS, PET pipes, plates, sheets, film, profiles, granulates and other plastic products. I) SJ50/25 Single-screw-stem Extruder one setScrew-stem ...