摘要 |
PROBLEM TO BE SOLVED: To produce an ironing can of both side resin coated metal sheet. SOLUTION: This is an ironing tool to work a work in a prescribed outside shape by inserting the cylinder like work, a land part 4 of smaller die angle part than the forth step part is formed on the back step part of a die face 2 made in contact with the front face of a work, the die angleθd of the preceding step part of the die face is made as 3 deg. to 10 deg., the shoulder radius of the boundary of the preceding step and the land is made as 1 to 1000μm.
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