Description Overview Multifilament spinning plant specially designed for the production of polypropylene multifilament, partially oriented yarn (POY). Extruder Single screw extruder with 75 mm diameter. L/D ratio of 30:1. Spinning Head Spinning head with four independent spinning pumps (2 spinnerets each). Dosing System Colortronic Graviblend gravimetric dosing system with 3 components. Winders Barmag automatic winders: 4 units, model ASW 604 (cupboard 94 x 106 x 150 mm). Ends: 4 x 4 = 16. Production Range POY between 50 and 600 denier.