Used CINCINNATI R75 PRODUCTION (ID/OD) CYLINDRICAL GRINDER for sale — Cylindrical Grinders

Corel Machinery offers a used Cincinnati R75 universal cylindrical grinder, manufactured in Germany in 1974. This heavy-duty cylindrical grinder, with an approximate weight of 3,630 kg, is engineered for precise external and internal cylindrical grinding operations. The machine features a swing over table of 254 mm and a distance between centers of 787 mm, matching its maximum table travel of 787 mm. The table offers a maximum swivel of ±10° and is equipped with infinitely variable traverse speeds ranging from 2 to 240 mm/min, a table traverse per revolution of the hand wheel between 2.5 and 12.7 mm, and an infinitely variable table tarry of 0 to 6 seconds. The headstock provides infinitely variable spindle speeds from 60 to 480 RPM with a swivel range of 0 to 90°. It features a diameter of bore in spindle of 36 mm, a center taper in the spindle of #13 Jarno, and a machine center with an adapter of #8 Jarno. For the wheelhead and in-feed mechanisms, the Cincinnati R75 includes a rapid advance stroke of 51 mm and a manual in-feed of 1.27 mm per hand wheel revolution on diameter. Auto pick feed on diameter is available in 8 steps ranging from 0.005 to 0.04 mm, with a maximum auto in-feed stock removal on diameter of 2 mm, and a hand lever pick feed on diameter of 0.0025 mm. The upper and lower swivel features a range of ±90°. The grinding wheel measures 305 mm in diameter, 38 mm in width, with a 127 mm bore, operating at a wheel speed of 6,500 SFM (approx. 33 m/s). These technical specifications make the machine suitable for precision component manufacturing, toolrooms, and automotive or general engineering workshops requiring exact cylindrical and tapered grinding. This imported machine has been inspected and is available from Corel Machinery, India, with worldwide shipping options.