COVER STORY Reinforced Plastics Move into Non-Traditional Markets Composites are being brought into more medical and construction applications By Peggy Malnati From SPE SPI & SPE Announce Joint Membership Option for Students From Pellet to Part in Florida NPE & ANTEC® Orlando 2015: Innovations, from 3-D printing to part assembly By Michael Tolinski Plastics Testing: Tackling New Challenges Equipment options and regulations are influencing testing practices By Nancy D. Lamontagne CONSULTANT’S CORNER Cold Runner Design: It’s All About the Details By David A. Hoffman Common mold features can create flow variations Effect of Polypropylene Contamination on Weld Strength of Recycled Polyamide 6 By Hesam Ghasemi, Philip J. Bates, Amin Mirzadeh, Ying Zhang, and Musa R. Kamal Contamination can be a big factor when dealing with materials like waste carpet fiber PLANT VISIT Lean & “Green” Compounding By Jennifer Markarian This New Jersey compounder strives for sustainability GLOBAL LOOK High-Barrier Packaging in China Enjoys Steady Rise From China Plastic & Rubber Journal A packaging CTO talks about the direction of packaging in China Too Valuable to Waste: Rethinking Plastics By Steve Russell Realizing the full value of plastics with “the 4 R’s” INSIDE SPI Plastics Machinery Shipments Escalated Sharply in Q4 …and other news about the state of the plastics industry, from SPI: The Plastics Industry Trade Association DEPARTMENTS NEW! Resin Market Focus By IHS Chemicals Industry News Industry Patents By Dr. Roger Corneliussen Energy-Saving Tip By Dr. Robin Kent Upcoming Industry Events Market Place Advertiser Index About the cover: “Inflatable arches” are composites-based structures aiding in the construction of concrete bridges; learn more in our cover story. (Original photo courtesy of Univ. of Maine.) www.4spe.org