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Conduct Research Top

  • CO2 balance sheet: aluminum versus alumina ceramics
    with a focus on CO2 generation. CO2 balance sheet: aluminum versus alumina ceramics. Dr. Meinhard Kuntz, Manager Oxide Development at CeramTec GmbH. There are a number of advantages that result from the production of LED lamps using alumina ceramics as a material for heat sinks, reflectors or mountings
  • Treatment of Aluminum for Improved Foundry Products
    on the flux. Fluxes are useful because they coat the oxide particles in the melt as well as oxides in the dross - The two liquids, flux and aluminum, are immiscible much like oil in water. As a result the metal is free to coalesce and run though the dross back into the melt once the oxides are wet
  • Selected Properties of Commercially Available Technical Ceramics
    at greater. than 95% of theoretical density except as noted. TABLE I ­ THEORETICAL DENSITY (except as noted). MATERIALS. DENSITY (grams/cc). 1020 Steel (for reference). 7.80. Zirconia (YTZP). 6.10. Alumina. 3.98. Aluminum Nitride. 3.26. Silicon Carbide. 3.21. Silicon Nitride. 3.18. Beryllium Oxide. 3.01
  • Laser Scribing of Ceramics
    Alumina (also known as Aluminum Oxide, Al2O3) is an extremely good electrical insulator with fantastic thermal properties - for this reason it is often used in the electronics sector for thin film substrates on circuit boards. Other applications. include sensors and power transistors
  • The Logical Path - The Application of Ceramics to Diaphragm Pumps
    oxide ceramic manufacture and aluminum oxide ceramic has become particularly significant. By optimizing the time and temperature of sintering as well as the purity and particle size of raw material, quality has been improved and costs reduced. Precision parts, and the diaphragm head is one of them
  • Secure Attachment in Pulsed Power Applications
    the highest conductivity heat sink to redistribute and remove the heat. Materials properties work against here as shown in table 1. Table. 1. Thermal. conductivity -. Material Abbr. W/m*K. CTE - cm/cm/C. Ceramics. Aluminum Oxide. Al2O3. 39. 6.50E-06. Beryllium Oxide. BeO. 196. 4.70E-06. Aluminum
  • Glass
    , which account for only about 5% of all glass produced (excluding glass ceramics, described in the chapter, ), include phosphate glasses (that resist HF acid), rare-earth borate glasses (for high refractive index), heat-absorbing glasses (made with FeO), and systems based on oxides of aluminum, vanadium
  • Sapphire
    Sapphire is a high purity and high density, single crystalline form of aluminum oxide, which may contain chromia, titania, yttria, or other dopants. Sapphire is usually transparent or translucent. Sapphire ceramics are used in lasers, substrates, jewel bearings, watch crystals, or other specialized

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