Aluminous press plate and process for producing same

Details Aluminous press plate and process for producing same Aluminous press plate and process for producing same

B - Operations, Transporting

21

D

B21D 22/00 (2006.01) B32B 15/01 (2006.01)

Patent

CA 2203590

A press plate for decorative laminate production has an aluminum alloy core plate exhibiting a 0.2% compressive yield stress of not less than about 180 MPa at 140°C, an aluminum cladding layer integrally bonded to opposing surfaces of the core plate, and a layer of aluminum oxide formed on the aluminous cladding which is substantially free of grain line effects.

Plateau de compression pour la production de stratifié décoratif ayant un noyau d'alliage d'aluminium présentant une limite apparente d'élasticité en compression d'au moins 180 MPa à 140.degrés.C pour une déformation permanente de 0,2 %, une couche de placage d'aluminium liée intégralement aux surfaces opposées du noyau, et une couche d'oxyde d'aluminium formée sur le placage d'aluminium qui est, dans une large mesure, libre d'effets de ligne de grain.

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