Hot Runners

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Published: 1/1/2010

Two-Piece Edge-Gate Nozzles Are More Versatile
WEB EXCLUSIVE: Star-Line edge-gate nozzles with one to eight tips now come in a two-piece design with a body and crown.

Published: 12/1/2009

Molds for PET Preforms
WEB EXCLUSIVE: In November, we incorrectly reported that Mold-Masters Ltd., Georgetown, Ont., had introduced at the NPE show complete hot halves for PET preforms with up to six drops.

Published: 11/1/2009

Software Balances Hot-Runner Filling Automatically
WEB EXCLUSIVE: Two new temperature-based control programs to address flow balancing in hot-runner systems have been added to the Priamus Fill controls from Priamus System Technologies LLC., Brunswick, Ohio.

Published: 7/1/2009

Stepper Motors Drive Valve Gates
A new line of hot-runner valve gates is driven by an electric stepper motor rather than hydraulics.

Published: 6/1/2009

Valve Gate Series for All Types of Resins
A new series of hot-runner valve gates for use with abrasive compounds, semi-crystalline engineering resins, and general-purpose thermoplastics comes from Manner International LP, Lawrenceville, Ga.

Published: 4/1/2009

High-Pressure Valve Gates
A new line of hot-runner valve-gate systems designed for high-pressure processes comes from Gunther Hot Runner Systems Inc., W.

Published: 2/2/2009

Direct Side Gating For Multi-Cavity Molds
A hot-runner nozzle for direct side gating of multiple long, slim, or tube-shaped parts is new from Ewikon Molding Technologies Inc., East Dundee, Ill.

Published: 2/1/2009

Compact Nozzle Now In Valve-Gate Design
A valve-gate option has been added to the Z3240 series of Compact hot-runner nozzles from Hasco America Inc., Arden, N.C.

Published: 12/1/2008

Contact-less Temperature Sensors Unveiled
A new line of cavity temperature sensors that do not contact the injection molded plastic is new from Priamus System Technologies LLC, Brunswick, Ohio.

Published: 11/1/2008

Shut Off Individual Gates In Multi-Tip Hot Runner
A new manual shut-off feature is available for the Melt-Disk side-entry, hot-tip gating system from Mold-Masters Ltd., Georgetown, Ont.