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Goddard was not able to find were part of the pyrolysis oven team. anyone who would bid the So, when the Curiosity landed success- design using conventional fully, we were pretty excited—parts we ceramic machining, injection made are on freakin’ Mars! Our excite- molding, or extrusion plus ment is amped up further now that we machining,” he says. know the pyrolysis ovens are working Once formed stereolitho- and they may be essential to producing graphically, the 30 units significant scientific findings,” Zimbeck TA&T were heated for says. binder burnout and sintered, Many of the analytical components analogous to an injection- in the SAM system (and in Earth- (Credit: NASA.) molded ceramic. “The mate- based labs working to troubleshoot rial we used for the ovens is and confirm Curiosity’s findings) were Schematic of SAM (Sample Analysis at Mars) soil and a fine-grained, high-purity contributed by companies familiar to atmospheric analysis unit, part of Curiosity’s Mars alumina that sinters very well ceramists and other materials scientists Science Laboratory. to near theoretical density,” and engineers. ratio of almost 100! The outer ring is Zimbeck says. For example, equipment made by larger diameter, about 0.002 inches. He says it has been fun for the com- Netzsch is helping with thermal and The other challenging feature is the pany staff to follow Curiosity’s landing gas analysis both on Mars and in labs minimum wall thickness between holes and work. “NASA’s lead technician on Earth that working to understand, and between the holes and inner and for the pyrolysis ovens has come by our duplicate, and verify the results from outer walls of the oven is 0.010 inches. facility often, and we have felt like we Curiosity. n CM Furnaces, long recognized as an industrial leader in performance-proven, high temperature fully continuous sintering furnaces for MIM, CIM and traditional press and sinter now OFFERS YOU A CHOICE, for maximum productivity and elimination of costly down time. Choose one of our exclusive BATCH hydrogen atmosphere Rapid Temp furnaces. Designed for both debinding and sintering, these new furnaces assure economical, simple and efficient operation. OR... choose our continuous high temperature sintering furnaces with complete auto- mation and low hydrogen consumption. CONTACT US for more information on our full line of furnaces with your choice of size, automation, atmosphere capabilities and temperature ranges up to 3100˚F / 1700˚C. E-Mail: Web Site: FURNACES INC.info@cmfurnaces.com http://www.cmfurnaces.com 103 Dewey Street Bloomfield, NJ 07003-4237 Tel: 973-338-6500 Fax: 973-338-1625 See us at ICACC’13 Expo Booth 311 American Ceramic Society Bulletin, Vol. 92, No. 1 | www.ceramics.org 7


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