JEC Pumps (www.jecpumps.com) has announced that its Pneumatic Pinch Valve range features center pinch action, with pneumatic cylinder type actuators operating the pinch bars. Offered in automatic, regulating control or simple on-off type, the PPV are specifically designed for use in harsh slurry, highly abrasive flow control applications. Ensuring positive close shut-off, the flexible elastometer […]