When at rest oscillating rotary valve or star valve provides a pressure-and vacuum-tight seal like a butterfly valve, then delivers a fully variable metered feed when powered. The timed oscillation make the valve ideal for high-accuracy weigh batch control requirements, where space and money are limited. There are no bearings, gearboxes, or VFDs. The star valve is slim, supplied with any flange configuration, and is 100% pneumatically operated, making is ideal for hazardous area applications.
Pack and Process USA, Turnersville, NJ 609-220-3974 www.packandprocess.com

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