Roll forming, also spelled roll-forming or rollforming, is a type of rolling involving the continuous bending of a long strip of sheet metal (typically coiled steel) into.
Coil set is a phenomenon occurring in industrial sheet metal in which the strip retains a residual curvature as it comes off the coil. The roll forming of two coils.
Roll forming involves uncoiling a long strip of metal, and sending it through several stacks of rollers set up in a long line. It is performed at room temperature, .