SAN SHING SP-4090 MANUAL LATHE

Technical Description

The SAN SHING SP-4090 is a heavy-duty manual lathe designed for precision machining with robust capabilities. It features a maximum swing of 40 inches and centers measuring 90 inches, allowing it to handle large workpieces efficiently. The spindle bore is 9 inches in diameter, accommodating substantial stock for heavy cutting operations. Powered by a 15-horsepower motor, the spindle achieves speeds up to 600 RPM, providing ample torque for demanding tasks. The swing over the cross slide is 31.5 inches, enabling versatile machining of a variety of diameters with fine control. The lathe’s bed is constructed from high-strength cast iron (FC-25), ensuring rigidity and durability under heavy cutting loads while minimizing vibration. This model includes a broad spindle speed range with multiple speed changes for versatile threading and turning applications. Feed rates for longitudinal and cross slides support precise material removal, and the large bore spindle accommodates long and heavy workpieces. Its design emphasizes structural strength and operational stability, suitable for both general turning and specialized precision work in industrial settings. Overall, the SAN SHING SP-4090 combines heavy-duty power, precision engineering, and reliability for machining large components in metalworking and manufacturing environments.