In the search for ways to dry hygroscopic resins faster and more efficiently, infrared energy is an approach that many dryer makers find intriguing and potentially promising. ArticlePublished: 7/1/2007
Is one type of resin dryer faster or more energy-efficient than another? That question prompts competing claims from suppliers—but very little concrete data. When one vendor performed controlled tests to get some answers, its results, published here... ArticlePublished: 6/1/2007
Scale performance inaccuracies are typically false-positive weights where the scale reads more material than it is actually receiving. There are steps to manage mechanical scale issues.
Coloring at the machine can offer significant cost benefits, including lower material inventory costs and improved process flexibility when compared with the cost of buying precolored resin or installing a large-capacity central blender to premix re... ArticlePublished: 4/1/2007
Plastics made from renewable carbon chains, not fossil carbon from oil or gas, are suddenly a solid commercial reality. The draw isn’t just “green” marketing, but the “green” of stable prices not linked to petrochemicals.
NPE 2006 held no revolutionary changes in dryers, blenders, feeders, loaders, or conveying controls, but widely adopted improvements make the newest models easier to use and maintain—and easier on the budget, too.
Dryers, feeders, blenders, loaders, metal detectors, level sensors, mechanical and pneumatic conveyors, silos, bins, pumps, filters, valves, box fillers, bag dumpers, and materials-handling control systems constitute one of the biggest categories of... ArticlePublished: 6/1/2006
Injection MoldingSimplified Hot Runners Save Time & CostA new lower-cost hot-runner alternative to valve gating is suited to less critical cosmetic applications where users need predictable and reliable gate opening but not sequential gate opera... ArticlePublished: 5/1/2006