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Problem

What grit for brass polishing prep?

Brass can stay scratched or dull after sanding.

metal wet sanding dry sanding polishing prep
Answer

For brass polishing prep, use 600, 800, 1000, 1500, and 2000, then polish.

Why it happens
Brass needs fine grit progression before polish can create an even shine.
Recommended grit
Use 600, 800, 1000, 1500, and 2000 before polishing.
Wet or dry
Wet for finer stages.
Success check
The brass has an even fine scratch pattern before polishing.

What to do

  1. Clean the brass surface.
  2. Remove heavier scratches with 600.
  3. Refine through 800, 1000, 1500, and 2000.
  4. Polish after sanding.
Avoid: Do not polish over deep 600-grit scratches.

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