Stretch blow-molding machine for making polyethylene terephthalate bottles has heating station with dedicated cooling circuit fitted with pump and thermostat which controls valve connected to cooling unit

摘要

Stretch blow-molding machine for making polyethylene terephthalate bottles (H) comprises a heating station (3) for heating the premolds (V). This contains coolers (2) for their neck sections. Stretch blow-molding machine for making polyethylene terephthalate bottles (H) comprises a heating station (3) for heating the premolds (V). This contains coolers (2) for their neck sections. The machine also contains a blow-molding station (5) with cooled blow molds (4). A common cooling unit (6) supplies both stations with coolant. The heating station has a dedicated cooling circuit fitted with a pump (7) and a thermostat (8) which controls a valve (9) connected to the cooling unit.