What condition can lead to "orange-peel" in a paint finish?

Prepare for Jeppesen’s Airframe Oral and Practical Exam with engaging flashcards and a variety of questions. Comprehensive explanations provided to ensure exam readiness!

The condition that leads to an "orange-peel" effect in a paint finish is primarily associated with high spray pressure. When the spray pressure is set too high, it causes the paint particles to atomize excessively. This excessive atomization can result in uneven application on the surface, leading to a dimpled texture that resembles the skin of an orange.

Achieving a smooth and even finish is crucial in painting applications, and maintaining the appropriate spray pressure is key in preventing defects like orange-peel. Proper techniques and equipment settings, including careful adjustment of spray pressure, help ensure a flawless finish.

While factors such as temperature and humidity do play roles in the painting process, they typically influence drying times and adhesion rather than causing orange-peel specifically. Paint color does not affect texture but instead pertains to aesthetic choices. Therefore, the correlation between high spray pressure and orange-peel is a vital consideration in achieving high-quality paint finishes.

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