---
title: "Injection Molding Voids"
description: Internal voids can develop when thick sections shrink faster than packing can compensate, or when gas becomes trapped; section thickness, gate freeze, packing pressure, cooling gradients, and resin behavior are important clues."
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# Injection Molding Voids

Explore Injection Molding Voids through the HYNEU Manufacturing Knowledge Base. Discover practical information about injection molding voids,  internal voids,  plastic voids,  molding defects, including materials, manufacturing processes, design considerations, applications, specifications, and production methods. Our knowledge base provides useful insights to help you better understand manufacturing requirements and make informed decisions for your projects.

![Injection Molding Voids](https://static.hyneu.com/uploads/industries/default/maZZ3y59mnm6l.webp)

## Injection Molding Voids Knowledge
- [Packing Injection Molding: How Packing Pressure Controls Part Quality](https://www.hyneu.com/guides/packing-injection-molding-packing-pressure-control-part-quality.html) — 2026-10-26



## Related Topics

- [Metal Part Defects](https://www.hyneu.com/knowledge/metal-part-defects/)
- [Defect Analysis](https://www.hyneu.com/knowledge/defect-analysis/)
- [Injection Molding Sink Marks](https://www.hyneu.com/knowledge/injection-molding-sink-marks/)
- [Injection Molding Gate Marks](https://www.hyneu.com/knowledge/injection-molding-gate-marks/)
- [CNC Tool Marks](https://www.hyneu.com/knowledge/cnc-tool-marks/)
- [Injection Molding Cracking](https://www.hyneu.com/knowledge/injection-molding-cracking/)
- [Plastic Part Defects](https://www.hyneu.com/knowledge/plastic-part-defects/)
- [Assembly Defects](https://www.hyneu.com/knowledge/assembly-defects/)

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