Curtiss-Wright/Exlar Automation compares hydraulic, pneumatic, and electromechanical actuator technologies in the automotive industry. The accuracy and consistency required for robotic weld guns make electromechanical actuators the best solution. Lifetime expectations, force repeatability, and energy savings are discussed as well as important differences between ball screw and roller screw technology. This in-depth discussion reveals many startling benefits to electromechanical actuation.
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