Microgrooves or smears on the finish typically in a curved or swirling pattern.
Causes
- Polishing the final finish too soon
- Using sandpaper that is too coarse
- Using poor quality polishing compounds
Prevention
- Follow recommended polish time per product data sheet
- Use recommended sandpaper grit
- Use ammonia free polish
- Finish with a foam pad
Correcting
- Lightly sand with fine grit sandpaper if needed
- Re-polish area
- Sanding and refinishing may be required
