Duplex slitter and single slitter are fully automatic for the cutting of tinplate and metal sheets for tin cans and can lids. Our duplex slitting machine and single slitting machine are equipped with underframe, so the customer only need to connect the screws between the first cutting machine and second cutting machine, then the tinplate cutter will cut the tinplate fully automatically. For the duplex cutter, on the conveying table, it is equipped with magnetic suction system, so the tinplate or metal sheets can be changed direction stably for any size and quantity of strips. The roller cutters can be designed as carbide, equipped with grinder. For the electric system of tinplate slitter, it is equipped with remote control device, it is more convenient to control.