Answer
Use wet sanding for suitable fine finishing stages, usually 600 to 3000, with clean water and light pressure.
Why it happens
Wet sanding helps control dust and slurry in fine finishing stages on suitable surfaces.
Recommended grit
Use wet sanding mostly with fine and ultra-fine grits such as 600 to 3000.
Wet or dry
Wet.
Success check
The surface refines evenly without dirty slurry scratches.
What to do
- Confirm the surface can be wet sanded.
- Use clean water.
- Start with the finest grit that works.
- Rinse the surface and sheet often.
Avoid: Do not wet sand materials or coatings that should stay dry.