February 19, 2002
By: Al Lochtefeld
Gripper or roll-type feeds operate on the principle of feeding force, which is a product of the coefficient of friction between the grippers or feed rolls and the material being fed. Reviewing each force as a factor of the feeding equipment or feeding conditions helps in evaluating the feeding process.
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The gap between exact and real world - by Dan Davis
Engineers often know how to design things, but not necessarily how to make them. Fabricators that can give the next generation of engineers an idea as to how metal parts are made are doing everyone in manufacturing a favor.
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