... 4.Low Cost and Labor Large capacity!! sawdust charcoal ball press machineIntroduction:Ball Press Machine also called High ... coal, iron, coal, aluminum, iron, iron oxide, carbon powder, charcoal powder, slag, gypsum, tailings, sewage sludge, kaolin, activated carbon, ... Alloy steelForm of pressure:Oblique iron constant pressure 1018.5—221450×1550×18504.5ZQ650Drum Width:330mm;Drum Diameter:650mm ...