FIELD: plastics. SUBSTANCE: the device has a head with replaceable matrix and core, moulding device in the form of an external chamber with a cooling area and internal chamber communicating with the external one with an adjustable volume and cooling area. The direction of coolant flow is opposite to the motion of the moulded article. The external chamber has a coolant heater. The device provides for production of a uniform geometric shape both in cross-section and longitudinal section. EFFECT: intensified cooling of article, reduced power intensity. 4 cl, 2 dwg
