... price 2.good quanlity 3.smart structure screw conveyor Flexible Screw Conveyor , which is generally used in processing of food, pharmaceuticals, chemicals, ... i.e. round: for most applications, flat : for fine powder, pro-screw: for difficult material. Its main features includes dust free, ... binL200200Power of motorkw1.11.5Power supplyThree Phase, 380V, 50HZ hot!screw conveyor used in conveying powder