Filter cartridge winding machinery Machinery used to produce continuously wound filter cartridges used in all aspects of liquid filtration. In lengths from 4" to 72.5" and diameters from 1.25" to 4.5" and in micron ratings from 1 to 200. All types of filters from petroleum, chemical, beverage, prefilters for r/o, desalination plants, home water filtration, and other liquid filtration applications. Enclosed crates from 4'x8'x6'h , 450lbs. Up to 4'x10'x6'h , 850lbs.