... block 4.computer fully automatic aluminum briquette machine for metal waste,scrap aluminum,and iron Feature:1, without binder, These machinese are ... blocks (weight: 2-8kg )2,the raw materials include metal scrap filings(as iron, copper and aluminum ,etc.), metal powders (as ... TEL:0086-182-37112105SKYPE zzaixmachine aluminum briquette machine for metal waste,scrap aluminum,and iron