Lubrication mechanisms in the forming of
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J.A. Schey; G.M. Dalton
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Article
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1990
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Elsevier Science
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English
⚖ 515 KB
Bead-drawlng experiments were conducted with bare, hot-dlpped, electrogalvanlzed, and galvannealed steel sheets using parafflnlc base oils (of 4.5, 35, and 285 mmZ/s viscosity at 38 UC) with stearic acid, DBDS, TCP, and chlorlnated paraffin as additives. Values of coefficient of friction and optical