... equipment mainly includes: Impeller, Pipeline Bead, Feather Hitting Stick, Feather Hitting Finger, Silica Gel Sponge Seal, Silica ... Gel Seal, Aluminum Sheet Belt Wheel, Aluminum Tray, Nylon Gear Wheel, Nylon Protection Cover ... , Nylon Chain Link, Nylon Wheel, Nylon Cover, Nylon Tray, Nylon Precooling pothook ...