OFF-TECH rotary airlock valve provides feeding and regulating the flow of dust particles, powder and granular products from one chamber to another with continuity by maintaining the air to be locked. The rotor, is driven by a gear box which is attached to a three-phase motor. OFF-TECH rotary airlock valve is an ideal solution for controlled discharge and feed of powders from silos, bag filter, hoppers, houses and cyclones to pneumatic conveying pipe lines. Airlocks are important in the pneumatic conveying sector, where product is regulated into a vacuum or pressure conveying line while minimising the air leakage. OFF-TECH rotary airlock valves are machined with precision. In case your application requires extreme pressures and temperatures, OFF-TECH rotary airlock valves can be supplied with special designs.