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Cool mold hot spots with icy blast of C[O.sub.2].


At the recent K 2007 show in Dusseldorf, Linde Gas Div. of Linde AG, Munich-Pallach, Germany (U.S. office in Murray Hill Murray Hill may refer to one of the following places:
  • Murray Hill, Kentucky
  • Murray Hill, Manhattan, a residential neighborhood in New York City
  • Murray Hill, Queens, a different locality in New York City
  • Murray Hill, New Jersey
  • Murray Hill, Pennsylvania
, N.J.) introduced a method of cooling troublesome hot spots hot spots

acute moist dermatitis.
 in injection molds where water cooling Water cooling is a method of heat removal from components. As opposed to air cooling, water is used as the heat transmitter. Water cooling is commonly used for cooling internal combustion engines in automobiles and electrical generators.  is ineffective because of restricted space for cooling channels. Using a newly developed control unit, Linde distributes liquid C[O.sub.2] at high pressure (870 psi) through thin, flexible capillary capillary (kăp`əlĕr'ē), microscopic blood vessel, smallest unit of the circulatory system. Capillaries form a network of tiny tubes throughout the body, connecting arterioles (smallest arteries) and venules (smallest veins).  tubes to hot spots in the mold. There, the C[O.sub.2] is allowed to expand into a "snow/gas mixture" at about--110 F. The C[O.sub.2] is then vented from the mold. Tel: (908) 464-8100 * www.us.lindegas.com
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Title Annotation:KEEPING UP WITH: Injection Molding
Publication:Plastics Technology
Date:Dec 1, 2007
Words:112
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