Determine minimum num-ber of passes required

Reference no: EM131420407

A series of cold rolling operations is to be used to reduce the thickness of a plate from 50 mm down to 25 mm in a reversing two-high mill. Roll diameter =700 mm, and coefficient of friction between rolls and work = 0.15. The specification is that the draft is to be equal on each pass. Determine

(a) minimum num-ber of passes required, and

(b) draft for each pass?

Reference no: EM131420407

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