Choosing the right grit sandpaper is crucial for achieving a smooth, professional finish when painting cabinets. Whether you’re refinishing old cabinets or prepping new ones, this guide will help you select the best sandpaper for every stage of the process.
Why Sanding Cabinets Before Painting Is Important
Sanding is a critical step in cabinet painting because it:
- Removes old finishes and imperfections
- Creates a surface that paint can properly adhere to
- Ensures a smooth, professional-looking result
- Helps the new paint last longer without peeling or chipping
Recommended Sandpaper Grits for Painting Cabinets
The grit number refers to how coarse or fine the sandpaper is. Lower numbers are coarser, while higher numbers are finer. Here’s what you need for cabinet painting:
| Stage | Recommended Grit | Purpose |
|---|---|---|
| Initial sanding | 80-100 grit | Removing old finishes and major imperfections |
| Surface preparation | 120-150 grit | Smoothing the surface after initial sanding |
| Between coats | 220 grit | Light sanding between paint coats for adhesion |
| Final smoothing | 320 grit | Creating ultra-smooth finish before final coat |
How to Sand Cabinets for Painting
Step 1: Remove Hardware and Clean
Take off all handles, knobs, and hinges. Clean surfaces to remove grease and dirt.
Step 2: Initial Sanding
Use 80-100 grit sandpaper to remove old finishes. Focus on problem areas but don’t oversand.
Step 3: Smooth the Surface
Switch to 120-150 grit to even out the surface. Sand with the grain of the wood.
Step 4: Clean Between Coats
After primer and between paint coats, use 220 grit for light sanding to ensure proper adhesion.
Step 5: Final Sanding
Before the last coat, use 320 grit for a perfectly smooth finish.
Types of Sandpaper for Cabinets
- Aluminum oxide: Long-lasting and good for wood surfaces
- Silicon carbide: Excellent for fine finishing work
- Garnet: Natural abrasive good for hand sanding
FAQ: Sandpaper for Painting Cabinets
Can I skip sanding before painting cabinets?
No, sanding is essential for proper paint adhesion and a durable finish.
Should I sand between coats of paint?
Yes, light sanding with 220 grit between coats helps create a smoother finish.
Can I use a power sander on cabinets?
Orbital sanders are fine for flat surfaces, but use hand sanding for detailed areas to avoid over-sanding.
How do I know when I’ve sanded enough?
The surface should feel smooth to the touch with no shiny spots from old finish remaining.
What’s the best sandpaper for laminate cabinets?
Start with 120 grit to scuff the surface without damaging the laminate.
Tips for Perfect Cabinet Painting Results
- Always sand with the grain of the wood
- Use a sanding block for flat surfaces to maintain even pressure
- Clean thoroughly after sanding to remove all dust
- Wear a dust mask and eye protection
- Work in a well-ventilated area
By following these sandpaper recommendations and techniques, you’ll achieve professional-looking painted cabinets that will last for years. Remember that proper preparation with the right grit sandpaper is the foundation for a beautiful paint job.