The HR Coil Or Sheet are cut into a desired width by the process of slitting the coils, and the desired length by uncoiling the coils and cut them into a required length. Coils that is cut to length (CTL) is normally shipped flat-stacked and that is called as Sheets. Sheets are of different types like H.R Sheets, C.R Sheets, G.P Sheets, G.C Sheets etc.