From left to right: Martin Gellhaus, Head of Sales Ring and Wheel Rolling SMS group; Wei Zhijian, General Manager Guizhou Anda; Li Qiangsheng, Director of Mechanical & Electrical department, AVIC Logistics. The SMS ring-rolling process rolls heated blanks radially to reduce wall thickness, for products up to 10,000 mm diameter.
Avic Guizhou Anda Aviation Forging Co. Ltd. has awarded SMS group the contract to supply an additional ring rolling machine. The new ring rolling machine, type RAW 400(500)/200(250)-2500/800 DM, is to be erected at the plant it operates in Anshun, China. Production is scheduled for mid-2019. The new ring rolling machine is capable of rolling seamless rings with diameters of up to 2,500 millimeters and a maximum height of 800 millimeters. Anda plans to use the RAW to manufacture jet engine rings made from titanium and nickel based alloys for use in the aerospace industry. The machine can be operated with a maximum radial rolling force of 500 tons and an axial force of up to 250 tons. This is already the second ring rolling machine Anda has ordered from SMS group. The first machine, type RAW 500/400-3000/700, was delivered back in 2003. SMS group is a group of companies internationally active in plant construction and mechanical engineering for the steel and nonferrous metals industry. It has some 13,500 employees who generate worldwide sales of more than EUR 3 billion. The sole owner of the holding company SMS GmbH is the Familie Weiss Foundation.