A process in which material is folded back on itself or over a mating part. This is a multistage forming operation. First, a sharp-angle bend is made ; next, the bend is closed using a flat punch and a die. See teardrop hem, rope hem, and open hem.
Safety in the hands of the next generation - by Dan Davis One fabricator suggests that younger workers in a metal fabricating setting are more likely to follow safety rules and regulations because they don't want to cut corners. That may bode well for boosting manufacturing's image in the eyes of others who may associate death and dismemberment with manufacturing.
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