SK53 MT significantly enhances overall strength and gear system stability with a cutting-edge and more compact ultra-high-torque gearbox from Germany. Its main motor utilizes a permanent magnet synchronous servo motor with water-cooling design for high efficiency, energy saving, and smooth operation. The unit integrated the features including optimized heating rods, cooling water channels, COAX coaxial electromagnetic valves, screw shaft and safety coupling. It offers precise temperature control and stable operation under high torque and capacity conditions.