To hide cracks in wood, it's generally more effective to address the issue before applying the final paint. Here are a few recommended steps to help conceal cracks:
Prepare the surface: Begin by cleaning the wood surface thoroughly and removing any loose debris or old paint. Sand the area around the cracks gently to smoothen the surface and ensure better adhesion of the paint.
Fill the cracks: Use a suitable wood filler or putty to fill the cracks. Choose a filler that is compatible with the type of wood you are working with. Apply the filler according to the manufacturer's instructions, ensuring that it is evenly distributed and fully fills the cracks. Allow it to dry completely.
Sand and smooth: Once the filler is dry, sand the repaired area lightly to achieve a smooth and even surface. This step helps to blend the repaired area with the surrounding wood and provides a better base for the paint.
Apply an undercoat or primer: To further hide the cracks and promote better paint adhesion, it's recommended to apply an undercoat or primer specifically formulated for wood surfaces. The undercoat helps to create a uniform surface, seal the wood, and provide a solid foundation for the final paint layers. Follow the instructions on the undercoat or primer product for proper application and drying time.
Apply final paint coats: After the undercoat or primer has dried, apply multiple coats of your chosen final paint. The number of coats required will depend on the paint you're using and the desired level of coverage. Applying several thin coats rather than a single thick coat will usually yield better results. Allow each coat to dry completely before applying the next one.
By following these steps, you can effectively conceal the cracks in the wood and achieve a smoother, more uniform finish. Remember to choose high-quality products and follow the manufacturer's instructions for the best outcome.