Bray Controls has unveiled the Series 92/93 actuator, which features two independently adjustable travel stop screws and a cam on the output shaft to permit precise bi-directional adjustment of actuator movement in both open and closed positions for quarter turn valves. Available in two versions—double acting and spring return—the rack-and-pinion, opposed-piston actuator are intended for on-off and throttling applications. It offers a maximum pressure of 140 psig and temperature ranges of -40F to +200F. For more information, go to www.bray.com
An in-depth survey of 700 current and future users of 3D printing holds few surprises, but results emphasize some major trends already in progress. Two standouts are the big growth in end-use parts and metal additive manufacturing (AM) most respondents expect.
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