What it means: Paint drying on the needle tip during use, disrupting spray
Tip dry is acrylic paint drying at the very tip of the needle where it’s exposed to air. This dried paint buildup disrupts the paint flow, causing sputtering, inconsistent spray, and eventually clogging.
Tip dry is the single most common nuisance in acrylic airbrushing. It’s not a defect in your airbrush — it’s an inherent characteristic of fast-drying acrylic paint exposed to airflow.
Prevention:
- Add flow improver. 1–3 drops per cup. The single most effective prevention.
- Add retarder. Slows drying, keeping the tip wet.
- Wipe the needle tip periodically with a damp cloth or soft brush during long sessions.
- Lower air pressure. Less airflow over the needle tip = slower drying.
- Work in a less arid environment if possible.
Fix: Wipe the tip gently with a damp cloth or cotton swab. If paint has hardened, wet the tip with cleaning solution and wipe. Never pick at the tip with a hard tool — you can bend the needle.
Related: Flow Improver · Retarder · Needle · Spattering