ZWF SERIES OF CAVILATION FLOA AIR FLOATATION MACHINE IS ABSORBED AMERICA TECHNOLOGY AND DEVELOPED LATEST THAT OBTAINED THE CERTIFCATION OF USAGE ARPPROVAL OF SHANDONGPROVINCE ENVIRONTAL PROTECTION. THIS SYSTEM CAN GET RID OF COD BOD TO A RATE OF 85% AND SS OF 90%.THAT HAS MANY ADVANTAGES SUCH AS A LOW COST ,HIGH EFFICIENCY,EASY COOPERATION AND LOW INVESTMENT,LESS AREA USED .THIS SYSTEM CAN USE EXTENSIVELY IN THE INDUSTRIES FOR PAPERMAKING CHEMICAL ,PRINT, OIL REFINING, STARCH, FOOD SO ON.