Permanent graphite molds and a knowledgeable metal-casting house can help designers of zinc-aluminum-alloy parts go from art to part in less than six weeks. Competition these days is fierce whether it ...

On the machine shop floor sits a six-foot-wide slab of round graphite. Imagine the lead for a mechanical pencil the size of a skyscraper. Each day at MWI Inc. in Henrietta, a manufacturer of poly ...