Fire door components and fire doors comprising the components

Details Fire door components and fire doors comprising the components Fire door components and fire doors comprising the components

C - Chemistry, Metallurgy

04

B

C04B 14/18 (2006.01) C04B 28/14 (2006.01)

Patent

CA 2421793

Structural components for a fire door comprising a core and edge banding and other structural components, the components comprising gypsum, expanded perlite, and cement, and having a density between about 60 and 80 lbs./ft.3. Also, a method by which the structural components are made and a fire door comprising the components.

La présente invention concerne des constituants structurels pour une porte coupe-feu comprenant une âme (C), une bande de chant (B) ainsi que d'autres constituants structurels, les constituants comprenant du gypse, de la perlite expansée et du ciment et présentant une densité comprise entre environ 60 et 80 livres par pied cube. Cette invention concerne également un procédé de fabrication des constituants structurels ainsi qu'une porte coupe-feu comprenant ces constituants.

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