... 1. pressing various kind of metal scrap, 2. full automatic, 3. with PLC control and patent, 4. high speed and stability. This ... column-shaped lump with a density of >5T/M3,PLC control with automatic material feeding, lump discharging and high efficiency.(containing no ... occupies small area and is safe and reliable.3. PLC control with automatic material feeding, lump discharging and high efficiency.