FIELD: metallurgy.
SUBSTANCE: multizone heater is located above a plate glass bending mould. Each zone of the multizone heater is provided with an individual convection device. The convection device inlet is located above the corresponding heater zone, and the outlet is located under the bending mould and the corresponding heater zone. Each of the zones of the multizone heater is provided with an individual independent control of temperature distribution of the plate glass.
EFFECT: obtaining various bent plate glasses with the specified geometrical parameters and with improved curvature radius parameters.
1 dwg
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