NEW AND USED SCREW CLASSIFIERS FOR SALE. Nelson Machinery supplies used Screw Classifiers for sale worldwide manufactured by Quinn, Eagle, and more. They are also called spiral classifiers, sand screws, dewatering screws, fine material washers, and coarse material washers.
Mar 22, 2016· Following is a list of aggregate equipment machine categories for which Aggregate Equipment Sales offers parts. An AES part list is available as a PDF for each machine and references part numbers for EIW (both old and new) and the AES part number.