KNUTH SINUS 400/3000 D MANUAL LATHES

Technical Description

The KNUTH SINUS 400/3000 D is a precision universal engine lathe featuring a heavy, one-piece cast machine bed design built on classical construction principles. This powerful machine accommodates workpieces up to 31 inches in diameter with a maximum turning length of 118 inches between centers. The lathe is equipped with a single main spindle operating at 1,600 RPM with 10 horsepower, delivering 105mm spindle bore capacity and D1-8 spindle mount with MT5 taper. The machine provides exceptional versatility with a removable 250mm bridge enabling machining of large parts up to 1,035mm diameter. Travel capabilities include 17 inches on the X-axis, 9 inches on the Z-axis, with maximum feed rates of 0.03 inches per revolution and rapid traverse rates of 79 inches per minute. The precision positioning is enhanced by a 3-axis position indicator ensuring high accuracy and low-noise operation. The tailstock features MT5 taper with 90mm quill diameter for secure workholding. Overall dimensions measure 4.74m length by 1.14m width by 1.91m height, with a substantial 3,870kg weight providing exceptional rigidity and stability. Standard equipment includes a 3-jaw chuck, faceplate, Aloris toolpost with holders, and comprehensive accessories such as dead centers, operating tools, chuck guard, work lamp, and operator manual. This configuration makes the SINUS 400/3000 D ideal for production work requiring precision, repeatability, and the ability to handle extended workpieces with minimal deflection.