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Wet sanding is the most aggressive form of paint correction and removes severe clear coat damage. Compound is used remove moderate clear coat damage, and hazing left behind by wet sanding.
Wet sanding is the most aggressive form of paint correction and removes severe clear coat damage. Compound is used remove moderate clear coat damage, and hazing left behind by wet sanding.
For an effective job, we strongly recommend that you soak 1 hour before wet sanding. This way, the sandpaper gets lubricated and softened enough for what is coming next.
Sanding between layers of clearcoat is also not recommended. Wet sanding and polishing the final layer will yield a better result than doing it between each coat. Clearcoat layers are also thinner than they look. … Even though it may feel dry to the touch it may be a little gummy and sanding it can ruin the job.
Wet-sand the base coat before starting the clear coat. Wet sanding makes the surfaces smoother. … If you wet-sand the base coat, wash the vehicle with soap and water after this step, not before. Once the base coat is smooth and clean, start spraying on about three to four layers of clear coat.
The bad news is, you can’t just sand for adhesion and respray clear coat. … You can sand for adhesion and spray a new coat of clear over the base, but it will never lock in, and it will always sit on top of the old clear at the edges. The new clear coat will never be as strong as the original and will fail much quicker.
600 grit wet is fine for recoating the clear, I’d stay away from the scuff pad if possible because the scratch it leaves isn’t as even as sandpaper. The overall job looks pretty good so a good cut and buff should produce a nice paint job.
– Clear coat can be applied over existing clear coat, as long as it is good condition. … Urethane clears bond to the base coat while it is still drying. Spraying clear over base after more than 24 hours have passed is not recommended.
Wet sanding is a process where we use special sandpaper that is supposed to be wet with water. … The water acts like a lubricant plus helps remove tiny particles so that the sandpaper does not get clogged and create deep scratches. Granted, the act of sanding does create small scratches.
Using the wet sanding technique will create a much smoother looking paint job. It’s especially good for getting scratches out of your paint. Trying to do this with dry sandpaper may create even bigger scratches! It’s important to make absolutely sure that you have sandpaper that is specifically marked for wet sanding.
Like was stated don’t buff, just sand. Buffing is the last step in the process, after the clear is down and sanded. Prior to clearing the paint will look dull from the sanding but the clear will take care of that.
Dry sand using 180-grit sandpaper to remove rust or surface damage before moving on to a 320-grit paper to remove your previous 180-grit scratches. Whichever method that you decide, follow it up using 400- to 600-grit sandpaper to sand the paint to prep the existing paint surface for the new coatings to be applied.
You can buff without sanding but you won’t remove much texture, it’s common in a collision shop to just denib any dirt spots by spot sanding then buff the panel to make the shine uniform.
If you are going to wet-sand wood you need to give the polyurethane enough time to cure, and not simply just wait for it to dry. But as long as the polyurethane has cured, then yes, you can wet sand it.
Most experts wouldn’t recommend the use of acetone on car paint as it removes wax and can eat through the clear coat. … The reason you need to be careful with acetone is that it’s a strong solvent. Despite being very effective at removing unwanted particles on your car surface, it can etch paint if left on for long.
Having multiple grit sandpaper available will also help the process go smoother. You will want to try and have 400, 800, 1,000, and 1,200 grit sandpaper. This is a good spread and will make clear coat removal that much more of a breeze.
Clearcoat Spray Paint
Allow 30 minutes after base coat color has been applied to apply the clear coat. Apply 4-5 wet (but not dripping) coats waiting 10+ minutes in between coats. Each coat should be dry to the touch (not tacky) before moving on to the next.
Step 3: Begin to wet-sand the clear coat.
The clear coat should be wet-sanded with 400 grit sandpaper. … The sanding steps help diminish the clear coat until the entire surface is smooth. The polishing helps smooth out the scratches made by the sandpaper.
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