Light weight metal fire door core

Details Light weight metal fire door core Light weight metal fire door core

C - Chemistry, Metallurgy

04

B

C04B 28/14 (2006.01) B32B 13/02 (2006.01) C04B 16/02 (2006.01) E06B 5/16 (2006.01)

Patent

CA 2645481

The present invention describes a fire resistant building material composition, useful for example as a fire door core and to a method of making this composition where the building material of the present invention is prepared from an aqueous slurry of calcined gypsum, paper fibers, a water insoluble organic binder, fiber reinforcement and a set retarder.

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