Wrinkling of sheet metals when drawing t
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R. Narayanasamy; R. Sowerby
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Article
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1994
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Elsevier Science
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English
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This paper deals with the deep drawing of circular blanks into cylindrical cups through a conical die using flat-bottomed and hemispherical-ended punches. It is well established that the use of a conical die can enhance the limiting drawing ratio compared with that obtainable in a conventional drawi