Once shellac is dissolved in alcohol it begins deteriorating more rapidly in hot temperatures.
Shellac over painted floor.
Most professionals agree that water based varnish is the best product to use over paint.
Not recommended for wood that will be exposed to moisture.
Apply the shellac at container consistency and let dry for 2 hours.
Apply 2 to 3 coats of paste wax and buff between coats to a deep gloss.
Water based oil modified polyurethane is a relatively new product that combines the durability of an oil base with the cleanup of a water base.
With all the modern advances in coatings polyurethane shellac urethane or varnish some confusion about formula is to be expected.
Laminate flooring as a substrate is man made so placing a clear coat over it is usually a poor choice since most laminate floor planks have a high density aluminum oxide as a final coating which makes it very difficult for the polyurethane or any coating for that.
It does require a few steps to ensure that the paint adheres to the surface.
Varnish can be used to protect preserve and enhance paint.
Painting over varnish is a great way to modernize and revive old furniture.
Sand the floor with 120 to 200 grit paper and remove all dust.
Ideal for furniture and floors.
Provides a hard finish that dries quickly.
Quick drying sealers to put over painted floors.
May break down over time.
So once it s done.
Zinsser b i n primer is a shellac based primer that will stop tannin bleed in its tracks.
Many floor finishers believe that this is the most beautiful floor finish in the world.
It s what i used when i painted my tile floor and the ikea trofast drawer units and it s held up amazingly well.
You ll need sandpaper or deglosser primer and paint.
That clear coat makes painting over polyurethane or varnish impossible unless you follow these three simple tips.
This product can actually be used on wooden floors.
It takes longer to dry and it doesn t dry as hard.
Using wax over a shellac finish.
With the proper preparation you can make an old piece look new again.
After the shellac has deteriorated a few years in the can the finish you apply over it may wrinkle.
A third issue is shelf life.
It also can go over oil based finishes and can be applied using synthetic bristle brushes a foam roller or a rag as can other water based polyurethanes.
Additionally shellac isn t typically a coating for floors.