Balance element, in particular impregnated structure for balancing stresses, for laminated floor panels, laminated floor panels comprising such balance element, method and apparatus for production thereof

摘要

In a process to manufacture laminar floor panels, the panels incorporate an under-layer consisting of a top layer of impregnated kraft paper (1) joined to a sub-layer of e.g. polyurethane foam, felt, cork or rubber by a suitable adhesive (3). Also claimed is a suitable laminar floor manufacturing press.