This condition is known as mottling. To fix it, apply a higher-pressure mist coat, panel by panel, while the previous coat is still wet. Or allow the basecoat to dry, then apply a low-pressure mist coat. Finishes that have dried must be sanded and refinished.
In this article, I’ll answer common questions about how to prevent mottling and eliminate it when it happens.
Mottling, also called streaking, tiger or zebra stripes, floating, or flooding, happens when the particles in a metallic finish float together to form a streaking or striped appearance.
Four reasons mottling occur include:
Here are three tips for repairing a finish that shows signs of mottling:
Steps you can take to prevent mottling from occurring on a paint finish include:
Following these tips will help you avoid mottling in your metallic finish.