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Notes from the floor.

Injection mold tooling, DFM, moldflow, process engineering and offshore sourcing, written by the engineers who run the programs.

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Sep 25, 2026 Splay Marks and Silver Streaks in Injection Molding

Splay marks and silver streaks in injection molding are moisture driven surface streaks. Here is how to diagnose the real cause, fix it fast,…

Sep 17, 2026 Advanced Polymer Reshoring: Audit Resin Supply Before the RFQ

The resin sourcing audit, not the tooling quote, is where advanced polymer reshoring programs succeed or fail. With a 25% Section 301 tariff on…

Sep 15, 2026 Conformal Cooling Channels: Break-Even Math Before You Cut Steel

Conformal cooling channels reduce injection mold cycle times by 20 to 70 percent, but the tooling premium is real. Before you spec it on…

Sep 14, 2026 Engel EVA Runs the Machine Now: The Offshore Tooling Gap It Exposes

Engel's Virtual Assistant EVA moved from advisory AI to autonomous machine control at Fakuma 2026, as reported by Plastics Today. That shift exposes a…

Sep 10, 2026 Canada’s Tariffs on US Plastics Take Effect

Canada's retaliatory tariffs on US plastics took effect September 8, 2026. US OEMs face bilateral exposure: Canadian resin carries a 50% US import tariff,…

Sep 7, 2026 Injection Mold Steel Selection: The Offshore Substitution Risk That Kills Tools Before T2

Specify the wrong mold steel grade in your China RFQ and your supplier will default to P20 at 28 to 32 HRC for programs…

Sep 3, 2026 Hanwha Azdel Launches Recycled Polypropylene Composite for Headliners

Hanwha Azdel's SuperLite S25 gives automakers a recycled-content PP composite for headliners, but the material switch is not a drop-in substitution for virgin PP.…

Sep 1, 2026 Key Tronic’s $102M China Exit: What OEM Tooling Buyers Need to Know

Key Tronic posted $102M in Q4 revenue and formally exited China manufacturing, splitting capacity between US and Vietnam instead. For OEM tooling buyers, that…