Spray paint is one of the best and most convenient ways to give furniture, walls, metals, automobiles and even DIY projects a convenient and an instant professional finish. Gone are the days when individuals relied on traditional paints, which involved a lengthier process. While spray painting is convenient and a popular choice it is necessary to know how to use these Cosmos spray paints to ensure there is no cracking up and gets you a professional spray painting finish.
Why Does Spray Paint Crack Up?
Spray paint tends to crack up for several reasons. When the paint surface is uneven or the paint fails to bond properly with the surface. Apart from these, a few other common reasons for the cracking up of the paint are the following:
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The coats are too thick and the spray painting has been done on a greasy / oily surface.
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There is not enough time for the coats to dry.
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There are no adequate quality primers for the adhesion of paints or top coats to protect the paint from scratches and dust.
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Weather conditions such as humidity also play a vital role. An inadequate amount to dry can lead to a blotchy spray paint finish and cracks in the paint.
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Painting on creased flexible surfaces can also cause the spray paint to crack up. It is not advisable to spray paint on surfaces that fold or bend. Surfaces such as leather, PU bags or even shoes that can lead to cracks in the paint over time.
How To Prevent Cracking Up Of Spray Paints?
While we have figured out what may lead to the cracking up of spray paints on the surface, here are a few ways through which one can prevent cracking up of the spray paints. A few of them are:
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Cleaning the surface thoroughly: If the surface has any residue of oil or dirt it is necessary to wipe it and then begin spray painting. Do not spray paint on a wet surface as it may lead to cracking up in the long run.
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Sand uneven surface: Uneven surfaces are the cause of chipping and cracks in the surface. Rough surfaces can be smoothed with sandpaper for excellent adhesion of primers that do not let the surface paint crack up.
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Apply thin and even coats: It is necessary to apply thin coats as they dry properly. Thick coats lead to an uneven and blotchy finish. It is important to use cross hatching technique while spray painting. The technique ensures even paint distribution and makes sure all the corners of the surface are covered.
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Always pick the right weather: High humidity can lead to longer curing time and the paint may crack up if not dried well. It can even affect the finish of the spray paints, thus a well ventilated area is a must while spray painting to avoid cracks.
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Choose high quality spray paints: Cosmos has a range of high quality spray paints, spray paint primer and top coats that are not only cost effective and quick drying spray paint but also less likely to crack up. The formulations and pigmentations are crafted to withstand harsh weather conditions and are durable for longer runs.
Conclusion
Spray paints do have a tendency of cracking up, but with high quality, the right techniques and avoiding common mistakes, one can ensure minimal crack ups in the long run. With adequate drying time and using Cosmos Paints one can avoid cracking up of paints.
FAQs
Q1. Why do spray paints crack up after drying?
Spray paints usually crack up because the coats applied are too thick and there is not enough curing time.
Q2. Can cracked spray paint be fixed?
Yes, just by lightly sanding the chipped/ cracked surface make it even. Once it is, use the right shade and fix the cracked surface. Use a top coat for more durability and protection.
Q3. Can primer avoid cracks in the surface?
Yes, a primer ensures the surface has an excellent adhesion. It also helps in ensuring the paint does not seep in the surface and enhances the appearance of the spray paint too.