APRIL 2017 A PUBLICATION OF THE AMERICAN FOUNDRY SOCIETY P. 22 P. 26 VOLUME 107 | NUMBER 4


COLUMNS 9 Editorial


On the Leading Edge of the Industry D. KURKUL


15 Washington Alert Congress Approves Resolution to Overturn Volks Recordkeeping Rule S. SALMON, J. HANNAPEL AND C. RICHTER


40 Smart Energy Plant Energy


Benchmarking for the Metalcasting Industry B. REINKE


P. 18 18 PRL Spreads Its Wings


With four different facilities, PRL Inc. manages to keep itself organized and progressing while providing a diverse range of choices for customers. B. SANDALOW


22 Jump Starting 3-D Printing With FDM, FFF Fused deposition modeling and fused filament fabrication technology offers a low-cost entry point to 3-D printed patterns. S. WETZEL


26 The Many Dimensions of 3-D Printing


3-D printing has applications in many parts of the metalcasting industry and allows facilities and clients to achieve numerous different constructions and positive outcomes. A MODERN CASTING STAFF REPORT


30 Using a Complexity Factor to Calculate Cost Benefits of 3-D Sand Printing


A part complexity-based cost metric has been developed to analyze decisions for economically viable implementation of 3-D sand printing. E. ALMAGHARIZ, B. CONNER, L. LENNER, R. GULLAPALLI, G. MANOGHARAN, B. LAMONCHA, M. FANG


35 Optimized Durability Prediction of Cast Iron Based on Local Microstructure


A casting design where the application load and weight are optimized is only achievable if the designer can fully unlock the potential of the material. C. THOMSER, M. BODENBURG, J. STURM


41 By The Law Trade Secret Protection D. RESSER


DEPARTMENTS 3 From Online


10 Industry News


17 In a World Without Castings


42 Casting Innovations 47 AFS News 48 Metalcasting Supplies 49 Classifieds 55 Advertising Index 56 Shakeout


moderncasting.com Cover Design: Mike Berrafato


April 2017 MODERN CASTING | 5


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