Hot Runners

Exploring the: Hot Runners Zone

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Published: 4/1/2010

Improved Purging Agent for Hot Runners
WEB EXCLUSIVE: Dyna-Purge Div. of Shuman Plastics, Inc., Depew, N.Y., has a new, improved version of its Dyna-Purge P compound optimized for quick color changes in hot-runner systems.

Published: 3/1/2010

Fast Hot-Runner Controller
A new hot-runner temperature controller for 2 to 128 zones boasts very fast scanning and fuzzy logic for accuracy to 0.1° C without overshooting.

Published: 2/1/2010

Lots of Hot-Runner News
WEB EXCLUSIVE: Several suppliers of hot-runner nozzles and controls have come out with new or enhanced products in the last few months.

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.