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Employing Electrochemical Impedance in Predicting ... - Halox

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Challenges<br />

www.halox.com<br />

- Cab<strong>in</strong>et tests<br />

- Neutral salt spray considered <strong>in</strong>dustry standard for<br />

over 50 years<br />

- Neutral salt spray has been the achilles heel for W/B<br />

coat<strong>in</strong>gs breakthroughs<br />

- Can sometimes take too much time<br />

- Many use neutral salt spray as quality control to<br />

qualify DTM coat<strong>in</strong>gs designed to provide barrier<br />

properties, good adhesion, hardness, toughness,<br />

chemical resistance, etc<br />

- Do not always tell us why a coat<strong>in</strong>g failed or passed<br />

5

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