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  • Zirconia - Physical and Mechanical Property Comparison of the Different Types of Zirconias
    Article - 9 Oct 2001
    There are several different types of zirconia such as partially stabilised versions and tetragonal zirconia polycrystals.
  • Microwave Sintering of Metals
    Article - 9 Oct 2001
    Metallic powders are good absorbers of microwaves and can be sintered by microwave radiation. Processing in this way has advantages over conventional methods including faster and more energy efficient...
  • An Introduction to Ductile Iron
    Article - 4 Sep 2001
    Ductile irons belongs to the cast iron family. As the name suggests they are more ductile than most cast irons and have similar properties to grey irons i.e. good hardness, wear and corrosion...
  • Rare Earth Magnets
    Article - 7 Aug 2001
    Rare earth magnets produce fluxes much higher than traditional magnets of comparable size. Such magnets are based on samarium and neodymium compounds. Applications include automotive,...
  • Molybdenum (Mo) - Properties, Applications
    Article - 29 Jul 2001
    Molybdenum is silvery-white, very hard refractory metal, however, it is softer and more ductile than tungsten and is readily worked or drawn into very fine wire. Primary uses are as an alloying...
  • An Insight to Cadmium
    Article - 20 Jul 2001
    In 1817, German chemist Friedrich Strohmeyer discovered cadmium from an impurity of zinc carbonate (ZnCO3). Cadmium derives from the Latin term ‘cadmia’ and the Greek word ‘kadmeia’, which are ancient...
  • Calcium
    Article - 20 Jul 2001
    Calcium (Ca) is placed in group IIA of the periodic table along with St, Ba and Ra. The name calcium is derived from the Latin word “calas” meaning lime, which was known as early as the first...
  • Packaging Materials
    Article - 5 Jun 2001
    Paper, natural fibres, glass, metals and many plastics are used as packaging materials. The reasons for their use and developments in the packaging industry are explained.
  • Invar - Nickel Iron Alloy
    Article - 29 May 2001
    Invar has the lowest thermal expansion of any known metal or alloy from room temperature up to 230?C. Special low expansion and sealing alloy grades are available. Applications include thermostats,...
  • Boron Nitride (BN) - Properties and Information on Boron Nitride
    Article - 12 Feb 2001
    Boron nitride comes in two forms, hexagonal and cubic boron nitrides. Both are syntheised in different ways. Hexagonal boron nitride is similar in many ways to graphite, while cubic boron nitride...

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