Answer
Avoid sanding finished vinyl. For repair prep only, test 400 or finer with very light pressure.
Why it happens
Vinyl is soft and flexible, so abrasive sanding can damage the surface quickly.
Recommended grit
Avoid sanding finished vinyl. For repair prep only, test 400 or finer with light pressure.
Wet or dry
Dry.
Success check
The surface is not damaged beyond the repair area.
What to do
- Clean vinyl first.
- Avoid sanding finished visible vinyl.
- For repair prep, test 400 or finer in a hidden spot.
- Stop if the surface smears or changes texture.
Avoid: Do not use coarse grit on vinyl.