AFB, FB pumps is the single stage cantilever anti-corrosive centrifugal pump, this company absorbs the characteristic which 90's each kind pumps, uses the advanced water power model, the novel structure and the high strength combined type double end surface mechanical seal, has the highly effective energy conservation, the structure compact, the performance stable, the use is reliable and so on the merit. This pumps is suitable for the transportation corrosive liquid. Is transported the medium temperature is -20 ℃ ~ 105 ℃, uses the double end surface seal cooling system to be possible to transport 300 ℃ about the high temperature medium. Widely uses in the petroleum, the chemical industry, the metallurgy, the synthetic fiber, the drugs manufacture, food, brews and so on the industry sector, also may supply the industry and mining, the enterprise and the city water supply, the draining water using of. (Pumps with transportation medium contacts has flowed partially for the stainless steel 1Cr18Ni9Ti manufacture).