Kraftigt skårat fyllningslaminat och förfarande för dess framställning

摘要

A deep ribbed sandwich panel (1) comprising at least one shaped metal sheet (3,3',4) with ribs (2), and a layer of insulating material (5) consisting of mineral wool fibres, characterised in that the ribs (2) are filled with at least one mineral fibre strip having a shape complementary to that of the shaped edge of the ribs.