When making the most precise parts in the world, smooth surfaces made to exact tolerances both inside and out are critical. That’s exactly why manufacturers rely on STUDER internal cylindrical grinding machines. These machines create pristine surface finishes and complex part features inside rotationally cylindrical parts. This includes the grinding of diameters, radii, cones, balls, and spheres.
STUDER offers a complete range of internal cylindrical grinders, with single-clamp and simultaneous I.D./O.D. grinding capability. These machines feature Granitan® beds for incredible rigidity and advanced control technology, and they’re built to accommodate the longest parts.
At UNITED GRINDING, we are relentlessly committed to helping you meet your internal cylindrical grinding needs. If you need an ID grinder, chances are you’ll find the perfect one below.
UNITED GRINDING is your solutions partner, with products and services designed to assist you throughout the life cycle of your CNC grinding machine, including equipment sales, installation, training, applications support, preventive and predictive maintenance, parts and repair services.
If you have a project you'd like to discuss, our team will be happy to assist you.
STUDER Internal Cylindrical Universal Grinding Machines
The S100 covers the wide range of internal, face and external grinding applications. It has a workpiece length including clamping device of max. 550 mm (21.65") and a workpiece diameter of max. 420 mm (16.53").
The S121 is a universal internal cylindrical grinding machine for medium-sized workpieces in individual and small batch production. The reasonably priced universal machine has a swing diameter of 400mm (15.7").
The S131 is a CNC universal internal cylindrical grinding machine of the latest generation. The swing diameter above the workpiece table is 250 mm (9.8"), and the maximum workpiece length (including clamping device) is 300 mm (11.8").
The S141 is a CNC universal internal cylindrical grinding machine. Three sizes are available for workpiece lengths (including clamping devices) of 300mm (11.8"), 700mm (27.5") and 1300mm (51.2"). The maximum grinding length is 250mm (9.8") for internal and 150mm (5.9") for external diameters.
STUDER Internal Cylindrical Production Grinding Machines
The S110 is a very flexible internal cylindrical grinding machine for machining medium-sized workpieces. The machine has a centre height of 102mm (4") and a grinding length of max. 120mm (4.7").
STUDER Internal Cylindrical Radius Grinding Machines
The S121 is a radius internal cylindrical grinding machine. It is the ideal machine for internal, face and external grinding of chuck components. The maximum swing diameter is 300mm (11.8") and the maximum workpiece weight is 100kg (220lbs).
The S131 is a radius internal cylindrical grinding machine that is especially suitable for grinding complex workpieces from very hard materials The maximum swing diameter is 300mm (11.7") and the maximum workpiece weight is 100kg (220lbs).