| 摘要 |
FIELD: process engineering. ^ SUBSTANCE: proposed method comprises melting polystyrene in extruder, foaming it, producing flat polymer workpiece in extrusion head with flat-slot extrusion nozzle that differs in that flat workpiece is subjected to plastic deformation to preset shape and sizes in sizing device by rolls of segment shape under condition that sizing device working zone start is the nearest to extrusion nozzle working zone end while heat carrier temperature in said zone of sizing device makes 40-70. ^ EFFECT: improved properties, optimised length, width and number of segments. ^ 1 cl |
