POREBA TR-40/6/6M MANUAL LATHES

Technical Description

The POREBA TR-40/6/6M Manual Lathe is a heavy-duty engine lathe designed for large-scale machining. It features a swing over bed ways of 39.7 inches and a swing over cross slide of 29.1 inches, accommodating substantial workpieces with a maximum distance between centers of 236 inches. The spindle bore diameter is 6.1 inches, with spindle speeds ranging from 7 to 700 RPM across 18 gear ranges, allowing versatile speed control for various cutting operations. The lathe includes a tailstock quill diameter of 6.2 inches, supporting robust drilling and reaming tasks. Threading capabilities cover both inch and metric systems. It offers power rapid traverse for efficient tool movement and a three-point roller steady rest with a capacity of 14.75 inches for enhanced workpiece stability. The 4-way tool post enables flexible tool positioning and quick changes. Automatic lubrication ensures reduced maintenance and extended component life. Integrated chip pan coolant system improves chip removal and cooling efficiency. Safety features include front and rear chuck guards and a full-length rear chip and splash guard. A 32-inch diameter steel body 4-jaw chuck with a 12-inch through hole is standard, supporting large-diameter workpieces. An optional spindle bore upgrade to 12 inches is available, which includes a 40 HP infinitely variable speed headstock with 4 gear ranges and an A2-20 spindle mount for even greater machining capacity.