What Is a Level Machine?A level machine, also known as a hydraulic leveling machine, is industrial equipment designed to straighten, flatten, or level metal sheets, plates, and other materials. By using hydraulic pressure, rollers, and precise adjustment mechanisms, the machine corrects distortions, residual stresses, and uneven surfaces caused during metal processing, cutting, or welding. Level machines are essential in metal fabrication, construction, automotive, and manufacturing industries,