1. Modularized design: easy installation and transportation. 2. High auto degrees: Consecutive auto feeding, filtering, washing, dewatering, discharging, cloth cleaning improves production efficiency. 3. Convenient filter technology: cake thickness, water washing, counter current decantation stages, vacuum degree, filter speed can be adjusted for optimistic effect. 4. Fine decantation effect: even and thorough multi-stage advection or counter current decantation makes collection and reuse of mother liquor and washing liquor separately. 5. Operation:continuous, and fully automatic operation, filtration speed with frequency control. 6. Control system: PLC program fully automatic-controlled system , DCS remote interface to realize remote monitoring and operation 7. The frame: made of high quality seamless square steel pipe (10#-12#) with sandblast and high strength fluorin-carbon finish, makes anticorrosive ability keep more than 8 years. 8. Rubber belt: supported by air cushion or water to reduce the resistance and is good to prolong service life of the rubber belt. 9. High quality bearing: with full airproof bearing seat, available to run more than 3 years. 10. Extrusion and transmission rollers: made of seamless steel pipe with anti-wearing rubber outside, valid to work more than 5 years. 11. The main body are made of stainless steel (304), including vacuum box, fender, flume, waterproof cover, muzzle and sheets, etc.