Uploaded December 2025 | Updated September 2026, 1 week ago

---

Are you thinking of using chemical conversion coating on your aluminum parts?

You might be making mistakes that cost time, money, and performance.

In this week’s Proto Tech Tip, Chris breaks down the most common chem-film errors designers make — from choosing the wrong class, to wrong materials, to expecting cosmetic results.

Watch the full episode to get the complete checklist and avoid costly rework.

👉🏻 Full Tech Tip now live on our channel!

#chemicalconversioncoating #chemfilm #aluminumworks #protocase #protospacemfg #engineeringdesign #manufacturingprocess #techtips