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Results 24561 - 24570 of 24822 for chemicals
  • Surface Hardening by Ion Implantation
    Article - 19 Jun 2001
    The process of ion implantation is explained and how it is able to form hard, wear resistant surfaces, and ultimately extend component life times.
  • 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.
  • Engineering Seals - Seals for Rotating Shafts
    Article - 24 May 2001
    Bore seals and 'O' rings for reciprocating shafts, reciprocating seals, and seals for rotating shafts are explained. Designs, materials and relative costs are covered.
  • Properties and Applications of Cellulose Propionate (CP)
    Article - 7 May 2001
    Cellulose proprionate (CP) is a derivative of cellulose when reacted with propanoic acid (the reagent).
  • Cellulose Acetate - CA
    Article - 7 May 2001
    Transparent, glossy and reasonably hard for a thermoplastic. Has reasonable impact resistance at low temperatures. Advantages, diadvantages and applications are listed together with a table of...
  • Advanced Thermoplastic Composites
    Article - 24 Apr 2001
    Matrix and fibre materials are described, as are prepreg forming processes, post impregnation processes and fabrication processes such as tube and rod formation, hydroforming, diaphragm and stretch...
  • Aluminium - The Resource
    Article - 23 Apr 2001
    Aluminium is one of the most abundant elements in the earths crust. The extraction, refining and environmental impacts of these processes are considered, as are recycling, and future product and...
  • An Introduction to Materials on Display
    Article - 11 Apr 2001
    This article looks at technologies that have been used for displays for video output. The materials and technologies associated with emerging technologies such as LCD's, PDP's, FED's are described as...
  • Beryllium Oxide - Beryllia
    Article - 3 Apr 2001
    Although beryllia is a toxic ceramic in powder form, it has a number of properties that make it useful in industries ranging from electronics, to nuclear applications through to military and...
  • Zirconium Carbide (ZrC)
    Article - 3 Apr 2001
    The lack of a fully developed, commercially viable sintering process has limited the use of zirconium carbide (ZrC) in engineering applications.

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