... ,mould(upper mould and bottom mold)Production processRaw material(cement,sand,crushed stone,water etc.)---defined amount---mixer---main machine---nature ... -2500pcs/8hVibration frequency2800 r/minExciting power35KNOverall power9.5KWDimension1350x1460x1800mmPallet size850x450mmRaw materialRiver sand,sea sand,cement,cobble,crushed stone,fly ash,cinder,slag,gangue ...