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.
Seeking normal and missing life—one welder’s odyssey - by Josh Welton Most of us strive for a “normal” life and look forward to that magic day when everything falls into place. This quest can keep you from living a full life today. Something to think about as you approach the new year.
TheFabricator.com provides metal fabrication professionals with market news, the industry's best articles, product news, and conference information from the Fabricators & Manufacturers Association, Intl.