Welded plastic cylinders are the lifeblood of British manufacturers Harvey Softeners Ltd. and Wavin Ltd. Harvey produces pressure tanks for its water softeners, while Wavin makes plastic tubes that connect to below-ground drainage systems.
WOLFSBURG, Germany—Volkswagen has developed a new, automated process for mass-producing finished thermoplastic exterior car body parts. The technology combines injection molding, physical foaming, and two-component polyurethane injection molding in one complex tool.
COLUMBIA, SC—Enor Corp., a manufacturer of plastic toys and games, is establishing a new manufacturing facility here to supply U.S.-made toys to Walmart stores. The multimillion-dollar investment is expected to create 151 jobs.
There are quite a few options for welding plastic parts, including ultrasonics, laser, hot plate and radio frequency. Additionally, parts can be mechanically joined via fasteners, snap fits or adhesives. Each of these processes has certain advantages and disadvantages for production, and each requires vastly different part and joint designs.
Food-borne illness is no laughing matter. In 1985, a listeriosis outbreak in Southern California killed as many as 40 people. The outbreak was eventually traced to a Mexican-style soft cheese contaminated with the bacterium Listeria monocytogenes.