4.4.3 Strip head preparationAfter unwinding, the strip will be threaded through the S-Roll unit.If is necessary to cut the head of coil the drum shear unit will be prepared to cut andguide the scraps to scrap transportation unit. The line entry section can be operated in thismoment with max. speed of 100m/min( see cropping sequence). When the strip quality issuitable for production the cutting process will be stopped and the strip threaded into theCNC shear, manually or automatically. (see Chapter “Line sequences”)