Seamless and Precise
Ring Rolling Forging
GNA Gears Since 1946
Ring Rolling Forging by GNA Gears
GNA - Specialization
- Thin-walled rings
- Multiple rings, cut off and finished
- Rings can be made of various materials
- Over 74 years in the industry
- ISO 14001 | ISO / TS 16949
Seamless and Precise Ring Rolling forging by GNA gears
After the forging process, the blanks are rolled into seamless rings on the most modern CNC-controlled radial-axial-ring rolling mills. During the rolling process, the diameter, height and wall thickness are determined using the latest technology.
Well-known pioneers of the automotive and transmission industry demand our expertise especially in the development of highly stressed ring-shaped transmission parts.
Ring Rolling Capacity
- Maximum Dia 300 mm
- With induction bar heater 300 KW