The whole structure of Raymondmillis composed of a rollemill,Driving system, Classifier, electromagnetic vibration feeder, electric motor . the Raw materials by. FL Atox® RawMill,AnimationFor Raw Grinding. Nov 2, 2016 FL Atox® RawMill,AnimationFor Raw Grinding. Gebr. Pfeiffer MVRRoller Millsworking principle. Apr 21, 2015 Gebr.