... conveying, material temperature less than 200DEG C, the high reliability, LS type screw conveyor is designed according to international standards ISO1050 ... is easy and safe to load and unload materials. It’s mainly used for conveying powder, granulated and small lump materials ... are: Φ150, Φ200, Φ300, Φ400, Φ500, Φ600 and Φ700 etc. LS / GX type screw conveyor