Profile: ACS Valves designs and manufactures rotary airlock valves for a variety of industries. Our products include pellet feeder valves, airlocks, rotary valves, aero-flow feeder, diverter valves, maintenance slide gate and double dump valves. Our CI rotary airlock valve/feeders are ideally suitable for pressure/vacuum pneumatic conveying systems up to 15psi. Standard construction consists of rugged heavy duty cast iron housing and endplates, complete with an 8-vane fixed tip, fabricated steel rotor assembly, outboard bearings, ACST-4 shaft seal assembly, outboard bearings and a TEFC gear motor drive package complete with chain drive & enclosed guard. These are equipped with unique ACST-4 shaft seals that provide static and dynamic sealing capabilities. This seal is designed to provide a long lasting seal, requiring little maintenance. These versatile airlocks can be equipped with many features to accommodate abrasive/otherwise difficult materials. We also fabricate other valve sizes with rectangular and other non-standard inlets. Our S pellet feeders are especially designed to handle pelleted, bead/granular materials without shearing the product. Standard construction is mild steel housing and cast iron outboard end plates. These feeders are available in sizes 6″, 8″, 10″, 12″ and 14″. We are also engaged in general machining & fabricating, design & manufacture of custom equipments and hard chrome plating.