... .smart structure screw conveyor Flexible Screw Conveyor , which is generally used in processing of food, pharmaceuticals, chemicals, minerals, ceramics, plastic and ... . Its spirals are used for every application in different shapes i.e. round: for most applications, flat : for fine powder, pro-screw: for ... motorkw1.11.5Power supplyThree Phase, 380V, 50HZ hot!screw conveyor used in conveying powder