Prefabricated lightened plaster with polyurethane foam residues

Abstract

Prefabricated plaster lightened with polyurethane foam from industrial waste, in the form of a suspended ceiling plate, with the following composition: - commercial plaster or plaster; - crushed polyurethane foam residues of industrial origin, with a particle size of less than 2 mm; - reinforcing fibers, which improve the mechanical properties of the prefabricated, in a proportion of 1% by weight; - additives to improve the physical characteristics/performance of the product, in a proportion of 0.5% by weight and - Water, the proportion being plaster: polyurethane foam residues of 1: 1.5 by volume. (Machine-translation by Google Translate, not legally binding)