Sanding Wooden Chairs: Smooth Curves & Detailed Finishes (80–320 Grit Guide)

Wooden chairs often feature curves, spindles, and intricate details that require careful sanding before refinishing. With the right grit sequence and tools, you can prepare chairs for paint, stain, or clear finish while preserving their craftsmanship.

Why Sand Wooden Chairs?

Daily use leaves scratches, worn edges, and dull finishes. Sanding smooths rough spots, removes old coatings, and ensures new finishes adhere evenly for long-lasting results.

Best Tools for Chair Sanding

• 9x11 in silicon carbide sandpaper sheets
• Sanding sponges for curved areas
• Detail sander or folded sheets for tight spaces
• Tack cloth or vacuum with brush attachment
• Protective mask and gloves

Recommended Grit Sequence

• 80 grit: Strip old finish and level damaged areas.
• 120 grit: Smooth surfaces after coarse sanding.
• 180 grit: Prepare wood for stain or primer.
• 220–320 grit: Final smoothing before applying finish.

Step-by-Step: Sanding Wooden Chairs

1. Prep the chair. Remove cushions and hardware, then clean thoroughly.
2. Start with 80 grit. Strip finishes on flat and curved areas. Use 80 Grit (25-pack).
3. Smooth with 120 grit. Sand evenly across surfaces. Try 120 Grit (50-pack).
4. Refine with 180 grit. Work along the grain for consistent texture. Stock up on 180 Grit (100-pack).
5. Finish with 220–320 grit. Use light pressure for a silky-smooth surface.
6. Vacuum and wipe. Remove all sanding dust with a tack cloth.
7. Apply finish. Stain, paint, or varnish the chair as desired.

Special Cases

For carved details, fold sandpaper or use flexible sanding sponges. For antique chairs, avoid overly coarse grits that can damage delicate wood.

Pro Tips

• Sand spindles by wrapping sandpaper around them and rotating evenly.
• Always sand with the grain where possible.
• Replace clogged sandpaper frequently for consistent results.
• Work slowly—chairs have many curves and details that require patience.

Aftercare

• Let finishes cure fully before use.
• Clean chairs with a soft cloth and mild cleaner.
• Reapply protective finishes periodically to extend life.

FAQs

• Do I need power tools? Not always—hand sanding works well for detailed chairs.
• What grit should I stop at for painting? 180–220 grit is ideal for primer and paint adhesion.
• How do I avoid sanding through edges? Use light pressure and finer grits on corners.

Watch & Learn

For professional chair refinishing, explore our Wood Sandpaper Collection.