Engineering & Technologies 1 (2015 8) 61-65 ~ ~ ~ УДК 621.777 Developing Technology of Obtaining wire from High Alloyed Alloys Al-REM System Using the Methods of Combined Treatment Denis S. Voroshilov*, Sergey B. Sidelnikov and Edward A. Rudnitsky Siberian Federal University 79 Svobodny, Krasnoyarsk, 660041, Russia Received 14.11.2014, received in revised form 12.01.2015, accepted 06.02.2015 This article presents the results of mechanical tests of the properties of wire from alloys of Al-REM system obtained by methods of combined rolling-extruding and combined casting and rollingextruding. <...> Разработка технологии получения проволоки из высоколегированных сплавов системы Al-РЗМ с использованием методов совмещенной обработки Д. <...> Свободный, 79 В статье представлены результаты механических испытаний свойств проволоки из сплавов системы Al-РЗМ, полученных методами совмещенной прокатки-прессования и совмещенного литья и прокатки-прессования. <...> Deformed lengthy semi-fi nished products as wire, rods, rolled wire of technical aluminum and its alloys widely used for the manufacture of electro technical products. <...> Recently, there was a requirement in deformed semi-fi nished products of aluminum alloy with rare earth metals (REM), with enhanced © Siberian Federal University. <...> All rights reserved * Corresponding author E-mail address: d.s.voroshilov@gmail.com # 61 # Denis S. Voroshilov, Sergey B. Sidelnikov… Developing Technology of Obtaining wire from High Alloyed Alloys… strength properties and heat resistance. <...> Therefore, they are widely used for production electrical conductors for aircraft, operating at elevated temperatures (up to 250 °С). <...> For the manufacture of wire of these alloys used multilateral-stage technology, including 17 technological conversions. <...> This led to the high cost of semi-fi nished products due to labor-intensive production and the large amounts of energy. <...> In recent years have development of technology including getting cast billets in an electromagnetic crystallizer (EMC) and its subsequent processing by methods of metal forming, for example, with using combined rolling-extruding (CRE). <...> It is also expedient to use the method of combined casting and rolling-extruding (CCRE), characterized by minimal laborintensive and energy-intensive of the process production of lengthy semi-fi nished products of small cross-section [1]. <...> Using methods of CRE and CCRE <...>