SAN SHING SF-3650 MANUAL LATHE

Technical Description

The SAN SHING SF-3650 is a robust manual lathe engineered for heavy-duty precision turning applications. Featuring a 36-inch swing over the bed and a 27.5-inch swing over the cross slide, this lathe accommodates large workpieces with ease. The distance between centers is 50 inches, allowing for extended part machining. The lathe is equipped with a 4-inch spindle bore, enabling the processing of sizable bar stock or hollow components. Powered by a 15 horsepower main motor, the SF-3650 delivers reliable performance for demanding tasks. The spindle offers a speed range up to 600 RPM, providing flexibility for various materials and cutting conditions. The machine’s high-strength cast iron bed ensures excellent rigidity and vibration damping, contributing to superior surface finishes and long-term accuracy. The SF-3650 includes a 12-speed gearbox, allowing operators to select the optimal spindle speed for each operation. Longitudinal feeds range from 0.05 to 0.7 mm/rev, while cross feeds range from 0.025 to 0.35 mm/rev, supporting both roughing and finishing passes. The compound rest travel is 250 mm (10 inches), facilitating precise angular cuts and taper turning. The spindle nose options include A2-8, A2-11, and D1-11, ensuring compatibility with a wide range of chucks and accessories. The quill diameter is Ø95 mm with a travel of 260 mm (10 inches), and the tailstock center taper is M.T. No. 5. The lathe’s bed width is 460 mm (18 1/8 inches), and the approximate machine weight is 5,800 kg, underscoring its substantial build quality. The SF-3650 is designed for durability, precision, and versatility in industrial environments.