Toyo Kohan Co., Ltd.

Toyo Seikan Co., Ltd.

Toyo Seikan Kaisha, Ltd.

Etsuro Tutsumi

Shinichi Taya

Junichi Tanabe

Norihito Saiki

Masahiro Kai

A method of drawn and ironed processing of a resin coated metal sheet, in which in the drawn and ironed processing of resin coated metal sheet, there can be obtained a can body of satisfactorily small wall thickness and at an opening edge part of the can body, the coating resin is free from any defect; and a resin coating drawn and ironed processed can produced thereby. There is provided a method of drawn and ironed processing of a resin coated metal sheet, comprising performing drawn and ironed processing of a resin coated metal sheet composed of a metal sheet having at least one major surface thereof coated with an organic resin with the use of a punch and a die into a can body, characterized in that ironing is conducted with the use of a punch having a small-diameter portion at its rear end so that the ratio of ironing at an opening edge part of the can body after shaping falls within the range of 0 to 15%. Further, there is provided a drawn and ironed processed can of resin coated metal sheet produced through the processing method.

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Yamaguchi, Japan

Etsuro Tutsumi