INJECTION MOLDING: Electric Valve Gate Provides Ultimate Needle Control

Sophisticated hot-runner systems can benefit from the new high-performance electric valve-gate system from Synventive Molding Solutions, Peabody, Mass.

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Sophisticated hot-runner systems can benefit from the new high-performance electric valve-gate system from Synventive Molding Solutions, Peabody, Mass. Its eGate system precisely controls each valve pin’s position (within 0.01 mm), acceleration, velocity, and stroke. It’s aimed at multi-shot molding, sequential/cascading valve-gate applications, optical parts, and premium cosmetic surfaces. This system is also well suited to use with all-electric molding machines and cleanroom environments.

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Block Cavities and Keep Molding

It goes against conventional wisdom, but molding with blocked cavities can be done while maintaining quality with the help of appropriate in-cavity sensors and process-control software.