dust collectors downdraft table centrifugal separators DUST COLLECTORS Air pollution caused by dust emissions is a serious problem for most industries. Industrial hygiene must be given more attention now that its relation to worker health has been clearly established. The principle of bag filtration is recognized as the safest and most efficient for dust collection. AIREX Industries has been designing and manufacturing bag type dust collectors for many years. Pulse dust collectors have many advantages which include them operating with constant pressure drop controlled with an electronic adjustable timer. Pulse dust collectors also have reduced maintenance due to few mechanical parts and have the ability to operate with very high grain loading, up to 100 grains per cubic foot.