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Problem

What grit for poplar before painting?

Poplar can show fuzz, dents, or sanding scratches under paint.

paint primer dry sanding scratches
Answer

For poplar before painting, use 120 on rough spots, then 180 and 220 before primer.

Why it happens
Poplar is relatively soft and needs smooth dry sanding before primer.
Recommended grit
Use 120 on rough areas, then 180 and 220 before primer or paint.
Wet or dry
Dry.
Success check
The poplar feels smooth and has no visible coarse scratches.

What to do

  1. Use 120 only on rough or uneven spots.
  2. Sand the full surface with 180.
  3. Finish prep with 220.
  4. Remove dust before primer.
Avoid: Do not paint over fuzz or sanding dust.

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