① 99% Dust Absorbing performance for Powder material
② Sound experiences in dealing with cement powder.
③ Dust -catch telescopic chute—— with dust catching device and sensor for automatically telescopic
④ Small funnels grating help to control dust —patent protected
⑤ Best quality material of filter bag —longest using life and not easy to broken;
⑦ Air Dryer in the filter bag is the secret source ;
⑧ The IIS intelligent identification systems—- dust device standby when grab is not there & also improve the dust catching performance .