Formation of cementitious board with lightweight aggregate

A process for the formation of highly durable cementitious board using lightweight aggregate is disclosed. The process comprises pouring a core mix onto a conveyor, wherein the core mix is comprised of one or more lightweight aggregate filler in the amount of 0.5 to 5 weight percent of the core mix,...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	Dubé Benoit, Potvin Frédéric, Mathieu Maria-Andrée, L'Heureux Jacques, Guertin Patrick, Brassard Jean-Francois
Format:	Patent
Sprache:	eng
Schlagworte:	PERFORMING OPERATIONS PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCESIN A PLASTIC STATE SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS, SLAG, OR MIXTURESCONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER TRANSPORTING WORKING CEMENT, CLAY, OR STONE WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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