Known for producing hollow parts, gas-assist techniques can overcome many of the limitations of conventional injection molding. The first patents for gasassist injection molding came in the early ...

Universal Plastics Corp., a Massachusetts-based heavy-gauge thermoformer, is expanding its processing capabilities through the purchase of Sajar Plastics LLC. Sajar, based in Middlefield, specializes ...

James Hendry is considered the father of gas-assisted injection molding, a major technological advance, but one plagued by nasty legal battles. Hendry started developing the principles of gas-assisted ...

Robert Joyce says gas-assisted molding is the best way to solve tough challenges of injection molding wood-plastic composite balluster spindles - the long pieces that run down vertically to support a ...

Editor's note: Molding 2001, which was held Jan. 29-30 in New Orleans, LA, included a forum on gas assist. Following are some of the details that emerged from presentations and subsequent discussions.

In an attempt to bring a new level of consistency to gas-assist molding, Ferromatik Milacron has developed Airpress III, a patented system that modifies resin injection and delays the timing for the ...

• Gas-assist injection molding can cut weight, cycle time, and press requirements. • Experienced molders can help OEMs develop tooling, refine process parameters, and choose materials for high-gloss ...

One of the most interesting new designs was the first-ever use of a single-piece chrome tube directly molded in a composite structure for vehicle protection. The part is a brush guard used to shield ...