FIELD: construction.
SUBSTANCE: method consists in extrusion of lower, middle and upper films from according granules; thermal moulding of middle film having honeycomb structure; calibration and partial cooling of lower and upper films for their connection to middle film and further joining of these films. Device for production of web contains three extrusion heads, which produce extrusion unit. Then there is unit of middle film thermal moulding, units of upper and lower films calibration and cooling and cylinders of further heating of upper and lower films. Cylinders are installed upstream connection unit, where films are supplied from units of thermal moulding and units of calibration and cooling. Blister web is produced in a single production stage.
EFFECT: web has good physical and mechanical properties with no flaking and is used as element of protection or element of package.
19 cl, 3 dwg
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