Heating device for tempering pre-forms

摘要

The heater has a mouth area (22) and a longitudinal axis (X). A heating gas (8) is provided with transport unit for moving preforms (20) along a transport path, before processing in a stretch-blasting device. The multiple Infrared (IR)radiations (11) are arranged in the heating gas, where the IR radiators are arranged at a back reflector (50) or a filter. The back reflector or filters are formed in a segmented manner.