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Results 1531 - 1540 of 1585 for Extrusion
  • Article - 20 Jul 2012
    Tungsten hot-work steels are of different types, namely, H21 to H26 types. These steels have similar characteristics to that of high-speed steels. The primary alloying elements of tungsten hot-work...
  • Article - 20 Jul 2012
    Tungsten hot-work steels are of different types, namely, H21 to H26 types. These steels have similar characteristics to that of high-speed steels. The primary alloying elements in tungsten hot-work...
  • Article - 6 Jul 2012
    High-speed steels are tool steels that find applications in high-speed cutting tools. Tungsten high-speed steels (group T) and molybdenum high-speed steels (group M) are two types of high-speed...
  • Article - 9 Nov 2009
    Aluminium smelting utilises the Hall-Héroult process of extracting aluminium metal from its oxide, alumina. This article outlines where the process can benefit from the use of SiAlON ceramics and the...
  • Article - 15 Jun 2006
    Alloying tablets are used in casthouses world-wide for the manufacture of high-quality aluminium alloys. For the precise compositional adjustment of alloy melts or for bulk element addition, alloying...
  • Article - 15 Dec 2005
    Aluminas (Al2O3) are generally more chemically resistant, harder, stronger and more refractory than mullite. McDanel Ceramic Technologies offer a range of grades of alumina, and the applications that...
  • Article - 20 Jan 2004
    Chemical, electrical, mechanical, physical and thermla properties are listed for Tetrafluoroethylene-Perfluoro(alkoxy Vinyl Ether), Copolymer PFA, also known as Teflon PFA.
  • Article - 3 May 2002
    Aluminium casting processes such as sand casting and die casting processes including gravity casting, high and low pressure die casting, vacuum die casting and squeeze casting are all described.
  • Article - 16 Feb 2002
    Tungsten (W) was one of the first alloying elements to be used methodically—as early as the mid-19th century—to enhance the properties of steel.
  • Article - 7 Jan 2002
    Friction stir welding is a recent modification on friction welding. It is suited to aluminium, magnesium and other metals and can join dissimilar materials. Advantages over fusion welding are, no...