Aluminum can

An aluminum can that has a maximum height of roughness Rz1 in the circumferential direction of not more than 0.5 μm on the outer surface of the thinnest portion of the body portion and, as viewed on the side surface, has a ratio Ra1/Ra2 in a range of 0.8 to 1.2, the ratio Ra1/Ra2 being that of a mea...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	Shiroishi, Ryozo, Takao, Kenichi, Hirota, Norihisa, Kumagai, Takuho
Format:	Patent
Sprache:	eng
Schlagworte:	ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS,e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES,DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS CONVEYING HANDLING THIN OR FILAMENTARY MATERIAL MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVINGMATERIAL PACKAGES PACKAGING ELEMENTS PACKING PERFORMING OPERATIONS PUNCHING METAL STORING TRANSPORTING WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS ORPROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL
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Beschreibung
Zusammenfassung:	An aluminum can that has a maximum height of roughness Rz1 in the circumferential direction of not more than 0.5 μm on the outer surface of the thinnest portion of the body portion and, as viewed on the side surface, has a ratio Ra1/Ra2 in a range of 0.8 to 1.2, the ratio Ra1/Ra2 being that of a mean surface roughness Ra1 in the circumferential direction on the outer surface of the thinnest portion of the body portion and a mean surface roughness Ra2 in the circumferential direction on the outer surface of the lower end portion of the body portion.