The sanding sequence might start with 60 grit sandpaper proceed to 100 grit sandpaper and finished with the 120 grit screen.
What grit sanding new hardwood floor.
This is usually the final grit for maple birch or other particularly hard woods and for any floor that you would like to stain.
This is usually the final grit for most standard hardwood floors.
Can take out the scratch from 120 grit or 100 grit sandpaper if necessary.
Sanding a wood floor is a multi step process.
Initial efforts in hardwood floor sanding.
This type of sanding will level minor unevenness left by the drum sander and edger as well as buff away sanding scratches.
I have come this far and want to finish the job myself.
None of it is rocket science but it will help you to read through all the sanding pages including first things first working with sanders and edgers and the sanding faq before you begin.
On older floors the first step when sanding is to choose an aggressive grit like 24 grit per square inch to level the boards one to another and remove imperfections if possible.
For example if you want your finest grade to be 100 the sequence you would follow is 40 60 100 skipping only grades 50 and 80.
Next use a floor buffer fitted with a fine grit screening pad to screen sand the flooring.
Not only would i advise against sanding i would advise you to lay down all new floors.
For new floors one of the best ways to choose a sequence is to select the finest grade you want to finish with and work back to the coarser grades skipping one grade between each sanding.
If this is the first or second drum sanding then feel free to lay down hard on those floors with a coarser grit provided the floor has imperfections that warrant this.
I installed red oak wood flooring in 3 different rooms physically challenging but i am absolutely tickled at the outcome.
After researching this.
Lower grit numbers represent coarser abrasives that scrape off materials much quicker.
The floor has been cleaned and inspected.
Just abide by all the sanding rules to avoid destroying your floors.
This fine detail work can make your diy project look more like a professional job.
The grit of sandpapers is a rating of the size of abrasive materials on the sandpaper.
Bleach formulated for wood floors may be worth a try but the results are often mediocre at best and at worst the wood is left pitted and blotched.
Any damaged boards that were found have been repaired.
That way you ll get a heads up on and hopefully the knowledge to avoid some of the problems you might encounter and some of the mistakes beginners make.
Takes out 60 or 80 grit scratch.
Thought about hiring a pro but want to complete this myself.
Buff the floor.
Purchased your how to s for refinishing hardwood floors.
Either way the abrasive to use is 120 or 150 grit sanding screen.
In practically no time your floors will be good as new.
On a typical oak strip floor the finish manufacture might recommend ending the sanding sequence with a 120 grit screen.
Don t be afraid to use new belts and more than one.
The higher the grit number is equivalent to a finer abrasive which creates smoother surface finishes.