The SG 12 and SG 12 Smart are precisely designed for engine rebuilding specialists focused on machining cylinder heads across a broad spectrum of heavy-duty applications. Designed to accommodate everything from single-cylinder heads to large six-cylinder, fourteen-valve configurations, this machine is ideal for engines used in natural gas, mining, aviation, construction, and marine industries.
Incorporating Robins’ precision fixed-pilot design, the SG 12 and SG 12 Smart deliver exceptional valve seat machining with minimal runout, achieving micron-level concentricity and a chatter-free finish. Its robust clamping system and full 360-degree head rotation allow seamless access to all sides of large 24-valve cylinder heads, optimizing workflow efficiency. Additionally, the SG 12 and SG 12 Smart are engineered to handle intricate machining operations, including injector tube replacement, precision drilling and tapping, and the repair of damaged studs and threads, making it an essential tool for high-precision cylinder head reconditioning.
SG 12 Smart: The Robins SG8 seat and guide machine incorporates all its proven features, now upgraded with an intuitive touch-screen software interface, providing streamlined and user-friendly machine operation.
| Machine weight | 3637 lbs (1650 kg) |
| Max cylinder head size | 47″w x 15″d x 10″h (1193mm x 381mm x 254mm) |
| Work head travel | 42.000″ (1066 mm) |
| Spindle stroke | 8.400″ (213 mm) |
| Spindle stroke | 2.0 HP |
| Variable speed spindle | 30 - 500 rpm (50 hz) |
| Spindle tilt | ± 15 Degrees |