... machine 1.It can shred the cast iron, alloy steel, pop can, breadboard, battery and so on metal 2.big capacity ... Metal shredder machine, Iron shredder machine,Aluminum cans shredder machine/Pop can crush machine Aluminum can Shredder machine description: It is ... suitable to shred the cast iron, alloy steel, pop can,breadboard,battery and other metal material,and widely used ...