FIELD: technological processes.
SUBSTANCE: invention relates to processing of sheet billets from transparent thermoplastic, namely, to methods of forming transparent sheets made of polycarbonate, and can be used in whatever industry, in particular, to obtain products for planes, helicopters and other facilities glazing. Method involves arrangement of polycarbonate sheet at forming element with a given surface cylinder curvature so that, one side of the sheet is clamped on forming element, and the opposite side of the sheet is loaded with extra element. Then sheet heated and maintained at definite temperature, wherein, forming element is turned around its axis of symmetry to complete adjacency of polycarbonate sheet to forming element.
EFFECT: achieved technical result consists in excluding of occurrence of defects on surface of polycarbonate sheet during its formation.
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Authors
Dates
2016-09-20—Published
2015-05-05—Filed