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The HD Airlock features a round inlet to square outlet (or reverse) and is ideally suited for low pressure or vacuum conveying systems. HD Airlocks can also be used as a bulk storage or filtration discharge device.

Standard HD Airlock Specifications:
  • Cast iron housings on the 8×6 through 24×24 models
  • Fabricated carbon steel construction on the 30×30 and 36×36 units
  • Double lip seal assembly
  • Outboard sealed bearings
  • Carbon steel machined rotors
  • 8 vane rotor
  • 8×6 through 20×15 models have open end rotors
  • 24×24, 30×30 and 36×36 models have closed end rotors
  • Gasket material on flanges is silicone caulk
  • Maximum temperature rating: -45˚ to 200˚ F (-42˚ to 93˚ C)
  • Rated up to a 15 psi pressure differential

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