NFPA/USDA Dairy Accepted line of Rotary Airlocks are designed for use in sanitary applications in the food, dairy, pharmaceutical and chemical industries where regular cleaning is required to prevent product contamination
The product contact surfaces of the airlock are manufactured in 316 Stainless Steel and polished to a 150 grit finish, ensuring that there are no lodgement points allowing the product to flow smoothly.
Furthermore, the airlock is equipped with a slide rail mechanism allowing for the quick and easy removal of the rotor from the airlock body.
This addition substantially reduces the amount of downtime and man hours required for the cleaning and maintenance of the rotor and airlock internals.
Parameter information for NFPA / USDA Rotary Airlock valves
include eight-blade rotors, available square sizes of 3,4,6, 8, 10 or 12,14,18 inches,
cast iron or 304/316stainless steel , and direct drive gear-motors available in 9, 15 33 RPM.
Temperatures up to 716°F
Up to +/- 2.9 PSI pressure differential
The NFPA/USDA Rotary Airlock Series rotary airlock can easily manage many different applications and materials,
including ammonium alumina, cement, charcoal, ground or instant coffee, whole or cracked corn and cornmeal,
flax seed, fly ash, grain, whole or rolled oats, potassium carbonate, salt, soybeans, starch, sugar, sulfur and many others.