Who Makes Plastic Fuel Tanks?

Gregstrom uses rotational molding to make plastic fuel tanks that weigh less than metal ones. Rotational molding, or rotomolding as…

Gregstrom Moves Rotomolding Business and Looks to the Future

Gregstrom Corporation, a 79-year-old plastics manufacturer, is moving its rotomolding business from Woburn, Massachusetts to Bedford, New Hampshire. Most of…

Chemical Feeder Manufacturer: Made in USA

Gregstrom Corporation is a chemical feeder manufacturer that rotomolds plastic parts, sources electrical and plumbing components, and assembles and tests…

Molded-In Threads in Rotational Molding

Molded-in threads in rotational molding provide a cost-effective way to assemble plastic products like water tanks. They eliminate the need…

Spin Welding in Rotational Molding

Spin welding is a leak-free welding technique for adding permanent fittings and ports to rotomolded tanks. First, a hole is…

Minimum Wall Separation in Rotational Molding

Learn about minimum wall separation in rotational molding, a plastics manufacturing process for strong, hollow parts.   Rotational molding can…

Santa’s Workshop Deploys Rotomolded Resources for Reindeer

North Pole – December 17, 2024 – Santa’s Workshop has confirmed reports that an elite team of elves has deployed…

Nominal Wall Thickness in Rotational Molding

Nominal wall thickness in rotational molding refers to the standard wall thickness of a rotomolded part. Rotational molding produces walls…