• MAC Marketing Corporation

Ground Ball Screws

MAC Marketing Corporation now offers ground ball screws of high class of precision from UMBRA – Italy, one of the world's leading suppliers to aerospace and machine tool industries. UMBRA ball screws have following advantages: these ball screws range from miniature ball screws including hollow ball screws up to length of 13 mtr high speed up to 150 m/min, by alternating ball configuration; high acceleration up to 1.5g using load bearing ceramic balls; use special grease for high speed and extended life; and vibration damping by drilled screws with internal dampers. These ball screws are manufactured, tested and guaranteed according to ISO/TC 39/WG7 and ISO 3408/3 standards. Applications: industrial application/machine tool manufacturing industries, aviation and aerospace application, and diversified sectors (operating units, electromechanical and hydraulic actuators and medical applications). The company offers different types of ball screws of standard, miniature, long pitch, fine pitch, double start, four star series. Ball screws with dia 40, 50, 60 and 80 mm can be equipped with vibration damping device.