FIELD: plastic metal working. SUBSTANCE: method comprises steps of forming sheet material by drawing it in cavity of die 12 with use of flow of viscous thermoplastic polymeric material extruded in front of sheet 22 and(or) out of cavity of die 12 through several ducts (14a, 14b,14c) at program controlled change of extrusion process for providing controlled drawing of sheet material in die cavity according to predetermined shape. EFFECT: enhanced efficiency. 6 cl, 6 dwg
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