Naphtha evaporates much faster than mineral spirits or turpentine.
Thinning polyurethane for floors.
If the floor is to be stained you must skip less grits and go with 36 60 80 then 100 or 120.
Check the manufacturer s recommendations on the product label.
If you are sanding a floor for a clear finish some call it a natural finish you must sand the floor at least 3 times.
Thinning can help the finish flow into fine details and nooks and crannies with less buildup.
Do not use a belt or drum type sander for sanding between coats.
Brush the sealer on with a natural bristle brush using long even strokes.
If you are going to use a polyurethane finish then go for the best polyurethane for floors.
There are two main forms of polyurethane oil based and water borne poly.
Thin your oil based polyurethane with two parts polyurethane and one part mineral spirits.
If you are going to use a polyurethane finish then go for the best polyurethane for floors.
Check the can for.
Dura seal 1g satin 310 polyurethane.
Oil based vs water borne polyurethane.
Because you want to your finish coats to be less heavy because the polyurethane has thickened over time or just to clean your brushes or messes.
Be sure to catch any runs.
The first is evaporation of the thinner.
The brand of polyurethane will have a huge impact on how your floors look as well as how long they last.
Thinning with naphtha makes polyurethane dry faster.
Polyurethane is a common modern wood finish that can be purchased with either an oil or a water base.
You may choose to thin oil based polyurethanes with mineral spirits or naphtha but for most applications this is not necessary.
You can read more about them in this article.
Applying oil based polyurethane.
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Pour the products into a glass jar and gently stir the mixture with a flat stir stick.
So the logic behind this myth which is fairly new is that the finish will dry faster if the thinner evaporates faster.
Apply a thin coat of minwax fast drying polyurethane using a high quality natural or foam brush.
For floor projects use a square buff orbital or disk type sander with 220 grit sandpaper or the equivalent grit pad or screen specifically designed for sanding between coats.
You may want to thin your polyurethane for a variety of reasons.
Some stains are self sealing.
But like all varnishes polyurethane dries in two steps.