![]() WHY CHOOSE PRATER?… PRATER SIGNATURE FEATURES HOUSINGS The design of the Prater Blow-Thru Airlock makes installation possible in low headroom applications and retrofits of existing rotary valves. These Airlocks are ideal for free-flowing materials that require some assistance in clearing the rotor vane pockets. Blow-Through Models: Prater blow-through series is designed and manufactured specifically for applications that require discharging into a pneumatic conveying line.Manufactured especially for use with abrasive materials. Hardened rotor tips, premium seals and specialty (tungsten, chrome, or ceramic) wear coatings are standard. Abrasion Resistant Models: This is the most durable model available anywhere.The BAV series is equipped with a linear rail system for easy rotor setup and removals. ![]() Pre-gapped rotors eliminate the need for post-installation adjustment. Quick Cleaning Models: Prater QTA and BAV series are designed with direct drive and 2-piece rotors for easy, tool-free maintenance.Designed for dry, free-flowing solid particles in gravity-driven or pneumatic systems. Numerous options for rotor designs, seals, and accessories. Heavy Duty Models: Prater heavy-duty PAV series is the workhorse of the industry.We manufacture several application-specific models for the varied industries we serve: Standards: Compliant with NFPA-69 standards.Operating Temperature: Standard models operable up to 500 ℉.Packing Glands: Self-adjusting design ensures consistent load on packing to reduce leakage and help extend shaft seal life.Bearings: Easily replaceable, outboard-mounted, maintenance–free lubricated bearings.Motors: Inverter-duty designed with integrated gearboxes and heavy-duty chain drives (direct drive available).Standard transitions required to replace competitor airlocks provided at no cost. Design: Compact size and head height allows for easy installation or replacement of most competitors airlocks. ![]() ![]()
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