Advantages: 1. Without any shaft seal and seal water . 2. It can be also work in working conditions of insufficient intake. 3. Long service life wearing parts 4. Large particle size to be delivered 5. Easy to maintain 6. Low cost operating 7. High reliability Application: It mainly used for delivery the slurry which is strong corrosive with fine particles. This kind of slurry pump are widely used to transport slurry with stong corrosion and high concentration for many industries, such as : 1. Sewage water treatment 2. Farm irrigation 3. Flue gas desulfurization of thermal power plant. 4. Mine 5. Metallurgy 6. Municipal 7. Coal 8. Petroleum 9. Chemical 10. Building materials etc