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When to Use Urethane Conformal Coating

April 30, 2022

Urethane conformal coatings are an excellent choice for many conformal coating projects. Their ability to resist chemical solvents, address tin whiskers effectively, and offer remarkable durability, makes them a preferred choice in the realm of conformal coatings.

Chemical Resistivity
Urethane resin conformal coatings exhibit exceptional resistance to chemical solvents. Applications needing prolonged protection against harsh solvents should opt for urethane coatings.

Tin Whisker Mitigation
Extensive NASA research has revealed that urethane conformal coatings effectively reduce tin whisker growth. While total elimination remains elusive, choosing an appropriate mitigation approach is crucial. Beginning with urethane conformal coatings is highly recommended.

Hardness
Applications experiencing direct mechanical wear against coatings should choose urethane conformal coatings. Urethane resins, known for their durability, offer exceptional resistance to mechanical wear.