Combustible Metals - Ventilation Control has more experience with wet dust collecotrs and combustible metal applications than any other company in New England. Tantalum Dust 7,500 CFM wet dust collector for highly combustible Tantalum dust. Aluminum Foundry Custom wet dust collector downdraft bench for hand grinding and sanding of aluminum castings. Special Wet Dust Collector Custom wet dust collector with variable frequency drive controls on a combustible metal application. Aluminum Sanding Wet dust collector and ducting for automatic feed sander on aluminum parts. Aircraft Parts Manufacturing Several 2500 CFM wet dust collectors getting ready to ship out to a major manufacturer of aircraft engines for titanium sanding and deburring.