Profile: DMR Cryogenics LLC specializes in providing cryogenic tempering service. Cryogenic tempering is widely used in various industries. These are applied in nylons, lighting, high voltage/amperage electrical systems, soldered connections, computer memory, circuit boards and components, well drilling, machining processes, casting & forging, ceramics, farming, transportation fleets, construction, excavation, fine arts, printing, video reproduction, woodworking, sandblasting and painting. The cryogenic tempering process for cast iron, steel, aluminum, brass, copper, and other metal materials involves both cooling & heating of the material. This cooling and heating process refines the grain structure & improves the general properties to make the material more useful in its intended role. The cryogenic tempering is a permanent process.