Core of fire door

The utility model discloses a core of fire door, the core includes the ceramsite concrete layer and sets up in the netted strengthening rib of the intraformational reinforcing bar of ceramsite concrete, reinforcing bar net strengthening rib is including the horizontal first reinforcing bar that sets...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	LIN HONGTAO, WEI ZHIKUN
Format:	Patent
Sprache:	eng
Schlagworte:	DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL FIXED CONSTRUCTIONS FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES,FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS,BLINDS, GATES LADDERS LAYERED PRODUCTS LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT ORNON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM PERFORMING OPERATIONS TRANSPORTING
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Beschreibung
Zusammenfassung:	The utility model discloses a core of fire door, the core includes the ceramsite concrete layer and sets up in the netted strengthening rib of the intraformational reinforcing bar of ceramsite concrete, reinforcing bar net strengthening rib is including the horizontal first reinforcing bar that sets up and vertical second reinforcing bar that sets up, the surface on ceramsite concrete layer is provided with the metal level, and what ceramsite concrete in situ portion was provided with two above longitudinal extensions subtracts the matter through-hole. This core of fire door produces simple process, and has very strong fire behavior.