Hardwood Floor Refinishing Sandpaper Grits
When information technology comes to sanding a hardwood floor, grit sequence is everything.
You want to starting time with a more annoying grit and so use successively finer grits. The start dust is meant to take off any finish, the next is to polish out the pattern of the first grit, and the last grit is meant to smoothen out any remaining sander marks and provide the finishing touches.
If you pick the wrong sequence for your sander, you won't achieve a smooth transition betwixt i grit and another. Your big machine volition leave a grit line behind, which is definitely something you desire to avoid.
But if yous choice the right sequence for the floor yous're dealing with, you'll achieve a overnice, smoothen transition from 1 dust to another. The floor will have the terminate evenly and expect keen.
Sometimes it takes more than just three grits to achieve a smoothly sanded floor. Only if you choose the correct sanding sequence, most floors just need three passes with the large machine to learn a smooth finish.Click hereto browse our choice of sanding abrasives.
How practise you choose the correct sanding sequence? Information technology depends on the species you're dealing with, the historic period of the woods, the corporeality and type of end, and the presence of stain or floor paint.
Available grits and when to utilize them
12-xvi-20-24: very coarse
30-36-40: coarse
50-lx: medium
80-100: fine
120-150: extra fine
12 grit: This is i of the coarsest grits available. This should ordinarily be the starting grit for a hardwood floor with heavy adhesive (e.k. a floor that was underneath carpet) or several coats of paint.
16 grit: Use as the starting grit for floors with shellac finishes, single layers of paint, or some very hard floors, like maple.
20 grit: Apply when at that place is a skillful deal of flattening of the flooring needed. You will remove a lot of wood stock even when sanding the hardest of forest floor species.
24 grit: Apply 24-dust sandpaper if there are sander flaws (e.k. swirl marks) in the wood, or if the finish has worn downwards to the woods in certain areas. This is besides usually a proficient starting grit if the floor hasn't been sanded for 30+ years or if it nonetheless has a relatively heavy coat of finish.
36 grit: A good starting grit for newly installed floors or floors without terminate but have a lot of over wood. This dust should remove all over forest and make the floor flat.
60 grit: Non intended to exist used as a starting grit. This grit takes out the scratch from 36-dust sandpaper, but does not remove much woods .
80 grit: Takes out the scratch from threescore-dust sandpaper. This is ordinarily the final grit for most standard hardwood floors.
100 grit: Takes out 60 or eighty grit scratch. This is usually the terminal grit for maple, birch, or other particularly hard woods, and for whatever floor that you would like to stain.
150 grit: Extremely fine sandpaper. Can take out the scratch from 120-grit or 100-grit sandpaper if necessary.
Note that there are other grits bachelor, including 30, 40, 50, and 120.
Call back to sweep and make clean the floor before y'all start sanding AND in betwixt each grit. This will ensure the smoothest results possible.
Deciding on a sequence
When sanding a new floor, you'll often want to define the finest grade you want to apply and and so piece of work backwards, skipping a grade of grit betwixt each sanding. For example, if you'd like the terminate grit to be 80, your sequence can be 36-50-fourscore.
If the flooring is former, very hard, or has residual cease, information technology can be a bit trickier to determine the correct sequence. So yous'll desire to perform the following concrete test before starting the job. Make sure to do this in an inconspicuous location.
If the floor is in skilful shape, starting time with the most mutual sequence, which is 40-threescore-100. Kickoff with a forty-grit cut and see if the section of the flooring is completely blank and apartment after your laissez passer. If it is, that means that you can sand the flooring with the 40-60-100 sequence. If it'southward not completely bare and flat, attempt progressively more aggressive cuts in unlike camouflaged areas of the floor until yous detect the cutting that leaves information technology bare and clean.
If the floor is in bad shape, you will probably desire to start with a 30 or 24-grit cut for the first test cut.
Side by side time you're unsure which dust sequence to cull for a hardwood floor, keep these tips in mind and you'll be well on your fashion to cute results!
Click here to browse our total line of abrasives and call us at (800) 737-1786 or email info@cityfloorsupply.com if you have whatsoever questions!
Source: https://blog.cityfloorsupply.com/how-to-pick-the-right-grit-sequence-for-a-hardwood-floor/
0 Response to "Hardwood Floor Refinishing Sandpaper Grits"
Post a Comment