QA

Quick Answer: What Grit Sandpaper For Refinishing Hardwood Floors

Start with 36-grit sandpaper for a floor that hasn’t been sanded in a long time or that has a lot of heavy finish on it. Floors that have been painted may even require you to go tougher and use 24 or 16-grit paper. Maple floors are so hard that they often require 36-grit sandpaper as well.

Can you go from 60 grit to 120 grit?

Vacuum off the dust from the first sanding pass and move onto the next grit. This will be the next finer level of coarseness — 150 or 180 grit (if you started at 80 to 120 grit).Going Through the Grits. Grit Coarseness Level 40-60 Coarse 80-120 Medium 150-180 Fine 220-240 Very Fine.

Can I sand wood floors with a hand sander?

The palm sander is definitely the most common tool for sanding a wooden floor by hand. Use it with a coarser sandpaper grit for a lot of efficiency and quick results. Palm sanders also have a square edge, which means you can sand right into the corners of the floor.

What kind of sander Do I need to refinish hardwood floors?

Random orbital sanders are the best choice for do-it-yourself hardwood floor refinishing. They take longer to remove old finishes than drum sanders, but they do not require a lot of experience to use and are less likely to damage your wood floor.

What grit do I need to sand floors?

Start with 36-grit sandpaper for a floor that hasn’t been sanded in a long time or that has a lot of heavy finish on it. Floors that have been painted may even require you to go tougher and use 24 or 16-grit paper. Maple floors are so hard that they often require 36-grit sandpaper as well.

What is 40 grit sandpaper used for?

40 – 80 Grit: Coarse. 40 to 80 grit is used for heavy or rough sanding and to help remove scratches or imperfections. While it is okay to be abrasive, take your time when using a low-grit sandpaper because it may show noticeable scratches or swirls in the wood.

How long does it take to sand a floor with an orbital sander?

How long does it take to sand a floor with an orbital sander? Unless your floor is in flat and in very good condition, an orbital sander is going to increase your refinishing time but 2-3 times. Let’s say 2-4 days per room as opposed to 1-2 days with a full sanding kit. For handheld orbitals, double that again.

Should I refinish my hardwood floors myself?

“You can walk across the floor the next day, but we recommend that people leave it alone for a week,” Williams said. “It may look dry, feel dry and smell dry, but it’s not dry.” Williams said he would never consider refinishing the floors himself. “I’m going to handpick a crew when my floors need to be done,” he said.

What is the difference between an orbital sander and a drum sander?

Drum sanders work fast due to their aggressive cutting action. If you have a large room or several layers of finish, this type of sander saves time. This can result in scratches with a drum sander. Orbital sanders are gentler and require less physical exertion from you, but they take longer to remove heavy finishes.

Can you use a drum sander against the grain?

Kevin Hancock: Absolutely not. Sometimes it is the only way it can be sanded. Use a finer grit than you usually would as cross grain sanding tends to cut faster. Sanding up to about 320-400 grit will make most of those sanding scratches disappear under the finish.

Is a drum sander hard to use?

A drum sander is a completely different tool in that a loop of sandpaper continually moves around the drum, ripping down the wood as far as you want to go. With an orbital floor sander, it’s hard to go wrong, since it’s difficult to take off too much wood.

Can I use a belt sander on hardwood floors?

A belt sander will make stripping and sanding the floor quick and easy. A belt sander for finishing a wood floor should be a hand-held one so you can move the tool around on the surface of the floor. Belt sanders will do a good job of leveling out the floor and preparing it for a finer sand.

How much wood is removed when sanding hardwood floors?

When sanding any floor, the amount of wood you remove depends on the coarseness of the paper you use. Flooring professionals can sand away as much as 1/16 inches of wood with the coarsest paper.

How long does it take to sand and refinish hardwood floors?

Depending on the product used, and the current weather conditions, each coat could take either hours or days. Figure at least two days for the “sand and poly” job or three to seven days for a full refinishing project, plus at least one day if you’re adding color.

How do I choose the right grit for sandpaper?

The lower the number, the coarser the grit; and the higher the number, the finer the sandpaper. Since coarse sandpaper leaves deeper scratches, start with the finest sandpaper that will tackle the project easily and work your way up to finer grits.

What are the different types of sandpaper grit?

While you can find many differently graded sandpapers available, most sanding projects call for papers in the following grit ranges: #60–#80 Grit: Coarse. #100–#150 Grit: Medium. #180–#220 Grit: Fine. #320 Grit: Ultra-Fine.

What is the best grit for sanding wood?

For heavy sanding and stripping, you need coarse sandpaper measuring 40 to 60 grit; for smoothing surfaces and removing small imperfections, choose 80 to 120 grit sandpaper. For finishing surfaces smoothly, use extra fine sandpaper with 360 to 400grit.