RAL series Carbon Brush Type Automatic Loader uses stainless-steel hopper and high-efficient vaccum motor. It has motor overload protection device and auto-alarming device for material shortage, It is characterized with light-weight and durability, powerful suck force, easy installation and operation.The characteristics of the equipment:(1)Stainless steel hopper, light-weighted, durable, easy for cleaning(2)overload protection device on motor(3)Computer control, easy for operation.(4)Independent filter, convenient for cleaning accumulated dust(5)Noise-free design(6)Auto-alarming protection device for material shortage Machine parameters: Model Motor Conveying Capa.(kghr) Feed Capa.(L) Pipe diameter(mm) External size(mm) Weight(kg) Type Specs Body Hopper Body Hopper RAL-300I Carbon brush 1000w 300 6 Dia.38 550*350*250 12 RAL-403I Induction 1HP 400 10 Dia.38 800*450*450