Answer
For maple before staining, use 180 then 220 and keep the sanding pattern uniform.
Why it happens
Maple is dense and can absorb stain unevenly, especially when sanding is inconsistent.
Recommended grit
Use 180 then 220. Keep the sanding pattern uniform before applying stain or conditioner.
Wet or dry
Dry.
Success check
The maple surface is smooth and evenly sanded with no shiny or rough patches.
What to do
- Sand evenly with 180 grit.
- Finish prep with 220 grit.
- Remove all dust.
- Test stain on scrap or a hidden area first.
Avoid: Do not leave uneven grit patterns on maple before staining.