How to remove polyurethane from wood table. Pour your 4 cups of water into a bucket and add 34 cup baking soda and 1 tbsp of vinegar. How to strip polyurethane from wood. Therefore you need to be very careful and work in a safe and well ventilated environment. Sand the surface to remove polyurethane.
The mix will serve as your polyurethane stripper strong enough to remove the finish but unable to penetrate the wood and disturb the stain if quickly removed. As polyurethane finishes grow older they have the tendency to give off a yellow hue. You can simply use fine steel wool. After youve removed most of the polyurethane sand down what remains.
Create your varnish removal mixture. Mix together 12 cup cold water and 1 cup cornstarch until it creates a thick paste. The sandpaper will smooth it out and take off the last of the polyurethane. Polyurethane is available in both oil based and water based formulas.
If you have to remove polyurethane from wood then this guide will show you how. This unappealing situation is an unfortunate side effect of chemical aging. Step 2 apply the mixture onto the polyurethane finish covering the stained wood. How to remove polyurethane from wood without chemicals step 1.
Polyurethane for wood provides a high gloss durable finish. In order to revive wood furniture and return it to its natural beauty you will need to remove the original polyurethane finish.