A stainless-steel plate mill receives raw stainless ingots from the company’s overseas parent company for processing. The ingots usually are about 4 ft. wide, 12 to 18 in. thick, and approximate 12 to 16 ft. long. They use a furnace to heat the ingots to a cherry-red state and then use a rolling mill to flatten them down to ½ to about 1½ in. thick.
Once the plate reaches the desired thickness, a straightening machine grabs both ends and pulls hard enough to eliminate all the waves pro