Can container

Abstract

According to a first aspect of the disclosure, there is provided a manufacturing method for a can container including forming a diameter-reduced portion with a die necking tool at one end of a can body whose surface is not formed with a varnish layer, wherein a coefficient of dynamic friction between the die necking tool and the can body is 0.30 or less. In addition, according to a second aspect of the disclosure, there is provided a can container including a can trunk portion, a bottom portion provided on one end side of the can trunk portion, and a diameter-reduced portion having an outer diameter reduced at the other end side of the can trunk portion, wherein a varnish layer is not formed on an outer surface of at least the diameter-reduced portion.

Dependencies are inferred from the claim text.