Hot Runners
Tooling: Off-the-Shelf Conformal Cooling via Standardized Components
Ready-to-order conformally cooled cold-sprue and hot-drop bushings from Milacron’s DME business allow molders to reap the benefits of 3D printed cooling channels in key areas of the tool without the cost of one-off custom analysis, design and fabrication.
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Haidlmair Spins Off New Hot-Runner Company to Sell Novel FDU Nozzle
Unique nozzle design for faster cycles at lower temperatures and pressures is now available to all moldmakers.
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Rethinking Machine Nozzle Tips: Hybrid Design Boosts Flexibility, Efficiency
New cold-sprue and hot-runner nozzle tips promise utility across a wide range of materials, eliminating the need to swap out different tips for different jobs while also promising to solve scrap and process issues.
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Water Injection Beats Gas Assist in Lightweighting Car Door Panel
Renault’s conversion from metal-frame construction to plastics prototype switched from gas assist to water injection. Here’s why and how.
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How to Manage Pressure Loss in Injection Molding
Achieving a process window wide enough to ensure consistent part quality depends on achieving sufficient pressure at end of fill.
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Runipsys North America Opens New Sales and Service Center in Ontario
The France-based hot runner manufacturer has partnered with a tool and die maker in Windsor to establish a new sales and service center.
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Hot Runners: Electric Pin-Movement Control for Large Sequentially Valve-Gated Parts
Initially introduced in 2010 for small-part molding, a new generation of electrically actuated valve gates targets large parts.
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Hot Runners: Need For Water Cooling of Actuators Eliminated
New cylinder design reduces heat exposure by minimizing surface contact and applying low heat conductivity insulation on support columns.
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Hot Runners: Range of Ready-to-Install Single Needle Valves Extended
Ready-to-connect system—including nozzle; all the hot runner and connection components; the clamping, frame and nozzle retainer plate; and also the standard parts—can be directly assembled to the fixed mold plate.
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Hot Runners: Control Features Adjustable Touch Screen
Hasco's H1280 series of controllers come in three sizes, including table top units, operating from 6 to 36 zones.
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