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ProMetal, Sikorsky Receive Prototyping Award The ProMetal Rapid Casting Technol-
ogy Division (RCT) of The Ex One Co., Troy, Mich., and Sikorsky Aircraft Corp., Stratford, Conn., recently won an award for collaborating on a 50% reduction in lead time on a magnesium sand casting. According to a press release issued
by the company, RCT won the award by producing defect free parts for Sikorsky using digital metalcasting molds. The award was given to the companies by the Vertical Flight Society of the Ameri- can Helicopter Society. The society’s awards program was initiated in 1944 to pay tribute to the “leaders of the vertical flight industry.” RCT and Sikorsky won the Robert L. Pinckney Award, given in recognition of notable achievement in manufac- turing research and development for rotorcraft or rotorcraft components brought to fruition in recent years. The award was created by The Boeing Company in 1995 to honor the memory of Pinckney, a manufacturing engineer. To complete the award winning project, RCT enabled the digital pro-
Chicago Aluminum Closes After a Century in Business Chicago Aluminum Castings Co.,
Chicago, has confirmed it has stopped doing business and soon will seek a buyer for its equipment. The nonferrous metalcaster officially
closed its doors on June 11 after 100 years in business. “[We] will probably have an auction of our assets by the end of July,” said company President Harold Horton. Chicago Aluminum provided com-
ponents up to 120 lbs. to a variety of end-use markets, including food pro- cessing, machine tool manufacture and scientific instrument manufacture. The company poured castings in multiple aluminum alloys out of a 14,000-sq.- ft. metalcasting facility operating both manual and automatic green sand molding lines. The company offered heat treating and machining and spe- cialized in molding inserts.
MC MODERN CASTING / August 2010 11
duction of the sand molds and cores, and Sikorsky provided the funding to develop the process and modeling techniques for a special grade of mag-
nesium in a thin wall configuration. The specific application of the part produced through the method was not disclosed.
MC
INDUSTRY NEWS
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