Duff norton, usa manufactures electromechanical linear actuators, emal 130, marketed by metexim. These actuators deliver powerful performance for industrial applications. They come in capacities of 680 and 910 kg, in 115 v ac, 60 hz and 220 v ac, 50 hz input voltages. They have stroke lengths ranging from 75 to 610 mm. They come in double lead machine screw and highly efficient ball screw models. Lifting speeds range up to 1.3 m/min at the rated capacity. They feature fully adjustable limit switches at both ends of the travel.
