S-B23E Automatic Sheet Feeding Machine is designed for square tinplate or aluminium sheet feeding. Piled tinplate or aluminium sheet on pallet is fed into and is right positioned on the lower roller table. Roller table is lifted up via two chain drived by a hydraulic cylinder. Sheets are separated by several magnetic sets or air blowing system, then is sucked up by three sets of vacuum pads and sent out. Sucking force on the pads is created by vacuum generators. The machine can be linked and work with gang slitter or scroll shear. With simple design and multiple safety devices, easy for maintenance and operation.