China, Wuxi, Jiangsu Province01. août 2022

The world’s largest ring rolling machine for the production of jet-engine rings

The RAW 1000/800-10000/1500‑EH is capable of rolling jet-engine rings with a maximum ring height of 1,500 mm, meeting the dimensional requirements for future generations of aerospace components.

With a radial rolling force of 1,000 t and an axial rolling force of 800 t, the machine is fully outfitted with electrical equipment, hydraulics, rolling tools, and an advanced software and technology package. 

The machine is designed to roll difficult-to-form materials such as titanium and nickel-based alloys, as well as carbon steel rings up to 10 m in diameter. This multi-purpose capability enables Wuxi Paike to address both current and future market demands and expand its portfolio of high-end products.

The RAW-EH machine is equipped with an innovative electrohydraulic direct drive concept across all process axes, providing enhanced precision control and significant energy savings compared with traditional hydraulic-only systems. The absence of a central hydraulic station and the reduction in foundation piping also shorten installation time.

Wuxi Paike’s forgings are widely used in various industries including chemical, shipbuilding, power engineering, and aerospace. The delivery of this advanced ring rolling machine further strengthens SMS group’s leading position in ring rolling technology for aerospace applications. 

SMS group's decades of experience in ring rolling machine engineering and its significant technological edge over the competition were crucial factors in our decision to award the contract for the ring rolling machine to SMS group.

Main data

  • Radial rolling force: 1,000 t
  • Axial rolling force: 800 t
  • Max. ring height: 1,500 mm
  • Max. ring diameter: 10,000 mm
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