WEIHAI HUADONG TK6920 HORIZONTAL BORING MILL

The WEIHAI HUADONG TK6920 is a powerful CNC Horizontal Boring Mill designed for demanding applications. Key specifications include a Spindle Size of 7.87 inches (7.874 in / Ø200mm Boring Spindle Diameter) with an ISO 60 taper. It offers substantial travel capabilities: X-Horizontal Column Travel is 472.4 inches (8000 mm Column Travel), Y-Vertical Head Travel is 196.9 inches (4000 mm Vertical travel of Spindle Box), and Z-Spindle Travel is 47.24 inches (1200 mm axial travel). The machine is equipped with a 74 Kw Mian Motor, resulting in a maximum boring shaft torque of 12000 N.m, and features a broad spindle speed range of 2 to 1200 r/min. The CNC control manages 6 feeding axes and 4 universal driving axes. Precision is guaranteed with a Linear Positioning Accuracy of 25μm and Linear Repeatability Positioning Accuracy of 20μm. This heavy-duty machine weighs 95,000 kg and utilizes a Square Ram (480×520 mm) with an additional Z-axis travel range of 1200-1700 mm.