... for conveying various powder and little pellets 2. Technical specification of Screw conveyor,hopper screw feeder, Lifting height : 2. ... 5M-8.5M 3. Base Specification of Screw conveyor,hopper screw feeder, 2255*775mm4. Material of Screw conveyor,hopper screw feeder, ... Screw conveyor,hopper screw feeder photos from workshop industrial hopper screw feeder of screw conveyor dongguan sales email address