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2 / January 2020 powderbulk.com Powder and Bulk Engineering (ISSN 0897-6627) is published monthly, twelve times per year by CSC Publishing Inc., 1155 Northland Drive, St. Paul, MN 55120. Periodicals postage paid at St. Paul, MN and additional mailing office. POSTMASTER: Send address changes to Powder and Bulk Engineering, 1155 Northland Drive, St. Paul, MN 55120. January 2020 | Volume 34 Number 1 www.powderbulk.com T H E AU T H O R I T Y S I N C E 1 9 8 7 COVER FEATURES 34 Agglomeration Advisor: Choosing agglomeration technologies Greg Mehos 48 Avoid overmixing: How to ensure mix quality and optimal cycle time Ashley Bester-Barnett PUBLISHER'S NOTE 10 Changing of the guard Lee Hetherington INDUSTRY PERSPECTIVE 14 A synergistic collaboration Todd Smith MIXING AND BLENDING 40 The practicalities and bene ts of inline technology for monitoring mixing John Yin and Dr. Valery Sheverev 52 Focus products 92 Suppliers' tips Suppliers discuss maintenance steps to take to prolong the life of mixing equipment. GENERAL FEATURES 58 Case history: New pins bring added abrasion resistance to agglomerator 62 EnviroPlant Food packaging from reclaimed plastic; DuPont's sustainability commitments; EPA websites for chemical notice information. 64 Drying Desk: Controlling dryer operation for product quality John J. Walsh 58 34 On the cover: Rotary batch mixer achieves total batch uni- formity in 1 to 3 minutes, gently recombining particles 288 times per minute. Mixer's capacity ranges from 5 to 600 cubic feet with equal mixing ef ciency down to 5 percent of rated capacity (33 percent with liquid additions). Mixer is available in 3-A, USDA, and industrial standards; evacuates fully; and cleans quickly with no tools. Mixer's stationary inlet and outlet allows hard piping inline. Courtesy of Munson Machinery, 800-944-6644 (munsonmachinery.com). 18 Industry news 28 Markets update 31 Research notes 38 Special section: Custom services 70 Special section: Bulk bags & equipment 76 Calendar 82 Continuing education 84 What's new 85 Supplier notes 86 People news 87 Product news 91 Classi ed advertising 90 Advertising index DEPARTMENTS