September/October 2014 Volume 16 Number 5


COLUMNS 5 Editorial


Metalcasting’s Scientifi c Formula A.T. SPADA


14 Design Details Consolidating Features in an


Investment Cast Prototype J. SHAH


47 Casting 101 Controlling Hardness in Aluminum Castings S. ROBISON


49 Purchasing Points


Value-Added Services B. MUELLER


Cover: Design by Mike Berrafato MetalCastingDesign.com


Sept/Oct 2014 | METAL CASTING DESIGN & PURCHASING | 3


DEPARTMENTS 7 Industry News


16 In a World Without Castings


Would Your Computer Keep Its Cool?


17 Castings in Action Single Casting Saves Customer Weight, $400K; Investment Casting Boosts Turbocharger’s Performance


44 Casting Innovations


Conversion to Ductile Iron Casting Reduces Weight, Cost, Part Numbers


50 Website Spotlight 54 Classifi ed Ads 55 Advertisers’ Index


56 Shakeout Museum Puts Type Castings to Work


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