How Long to Wait before Wet Sanding Rust Oleum?

No matter how good you finish your coating on the surface, it will not seem flat perfectly. Only you apply block sanding on it, the texture will be gone and you will finally get a flat surface. Sanding acts to remove the texture that remains after the final coating even. Here comes the duration that plays an essential role to attain productive outcomes.

The paint should be hardened before wet sanding rust oleum. The waiting period after the paint can be one week to four weeks in some cases. However, the priority should be on the cure of the surface. Make sure it is fully texture-free and no oil, grease, or dirt is in there.

The duration of waiting before wet sanding should be 30 minutes approximately for the next coating preparation. Though it varies in terms of plastic and metal, you better take care of that precisely. One hour waiting for the metal and the plastic, it should be two hours minimum. That’s a perfect deal for the car assuming the dry spray from the beginning.

The 50% humidity and 70 degrees F are considerable for the dry and recoat section. The time is also based on these two terms that will decide the expected results. Letting it dry at a cooler temperature will be helpful for the upcoming procession. After 15 minutes, the drying will start, and one or two hours later, you can handle it effectively.

Either you need to wait 1 hour or 48 hours for the recoat session. The 48 hours recoating expect the repetition of the steps of surface preparation. After one week, wax or polishes is preferable to the surface.

The area should be cleaned with mineral spirits or rust oleum to get rid of oil, dirt, grease, and wax. You must dry thoroughly. Since this is the final step, you must focus on the smallest things carefully. After all, the right time will decide whether your car meets the landmark of a fruitful paint job.

Sandpaper usage in the original fresh paint might be difficult if you are a beginner in this field. However, to get an ultra-smooth finishing, this is the only effective way to apply. The factual quality of the paint contributes a lot and appears as the first thing people will notice. If there are any faulty elements on the paint, the situation will be hard to imagine your car perfectly.

Some professionals consider sanding by hand while some prefer using machines. If you are a beginner in this field, you must do it by hand to avoid unpredictable moments. It will help you feel the grit approaching between the paper and the paint.

We recommend waiting at least one month before sanding. The paint job is completed and now it’s time to let the surface cure entirely. The one-month time is counted perfect because you can ensure that the surface is now ready to apply sandpaper rust oleum. Make sure that the wet sanding brings out the shine precisely.

Since painting manually has gone expired for many DIY car owners, the place has been taken by spray paints. Spray paints act amazingly to use and the performance is highly versatile. They allow the use of them for various purposes and surfaces.

The purpose of wet sanding is to make the surface ultra-smooth. So, how long to wait before wet sanding rust oleum? The period fluctuates mainly because of the type of paint. For your instant convenience, we recommend waiting for 30 minutes roughly. Sandpaper must be useful for 600 to 1500 grit.

How long does Rust-Oleum spray dry before sanding?

Sanding rust oleum aims to attain a satisfactory finish on your painting surface. It ensures that no scarring will occur on the surface and the possibility of texture remaining will not exist. You could face a failure to get your desired feedback only if you make a rush before the complete drying period.

Using rust oleum requires some steps to be followed by the owner. Once you decide to apply it, let it cure perfectly before sanding. One week is recommended here to avoid any types of inconvenient moments. You must ensure the dryness of the surface before sanding to reap the anticipated results.

Wet sanding before clear coat

The clear coat refers to enhance protection on the painted surface and thus how it performs. The wet sanding before the clear coat is integral and yes, wet sanding paint is permittable. The aim is to make the exterior unwrinkled. Most of the painting projects consider it as a fundamental step.

Use soap and water to clean the surface for wet sanding. Later, make your clear coat stable and start to spray. One thing you must remember is that good maintenance is necessary for the clear coat. So, do not intend to wax or polish it for approximately 30 days. The evaporation will be flawless for the chemicals in the meantime. If somehow, the chemical fails to dry or evaporate, the whole painting and sanding will be pointless.

Wet sanding a car later painting

The correction of car paint is a sensitive form of DIY and you should be aware of this. Wet sanding is the most rewarding version of correcting the flaws into perfection. It can create an impressive surface that you would desire for the entire working period. You must acquire a comfortable spray bottle that will give you a misty experience to paint. Flexibility is significant with one hand wet sanding and the work will be flawless.


Obviously, you need good and high-quality sandpapers for the paint job. We suggest executing the work outdoors so that you can avoid unnecessary disturbance and interrupted water flow. If you have a suitable garage and fitting drainage system, it’s okay to conduct the projects inside. Once you get all the required supplies at your hand, start the session confidently as per your knowledge.

Read also: How to Get Rid of Surface Rust on a Car

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