GEARS ABRADE, pistons crack, pumps clog. If engineers had their way, machines would have no moving parts at all. Alas, a sedentary lump of metal would be a paperweight, rather than a useful machine.

Injection overmolding has been much in the composites industry news lately, but primarily in the realm of creating hybrid composites. Shaped continuous fiber-reinforced prepregs or pre-cured composite ...