MOULDING HEAD OF EXTRUDER TO PRODUCE BAND OF THERMOPLASTS

摘要

FIELD: chemical industry. SUBSTANCE: moulding head of extruder has inner cavity, that has inlet cone, transfer zone, calibrating zone. In the case transfer zone has collecting sites made in the form of cone-shaped surfaces with smaller angle of cone placed at vertex. EFFECT: increased productivity. 1 cl, 1 dwg