Tooling
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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Cleaning: Dry Ice Blaster Offers Variable Particle-Size Control
Dial in the precise particle size for different cleaning jobs—molds, screws, and parts.
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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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Tooling: Flexible, Non-Twisting, Kink-Resistant Hosing
EPDM hose with textile reinforcement can be used to run water or steam.
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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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PPA Inducts Eight New Members
Plastics Pioneers Association adds to membership roster following April meeting.
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Cell Automates Overmolding, Inspection of Hypodermic Needles
Moldworx designed a mold, end-of-arm-tooling and automation cell to automate production of hypodermic needles, replacing manual post-mold gluing.
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