The bright and colorful painting adds beauty to our houses and surroundings. When we are surrounded by cheerful colors, we get an optimistic vibe and feel more energetic. So we must paint our houses with proper paints in an appropriate way.
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There are two ways of painting which are spray painting and powder coating that vary in many parameters.
Spray Painting vs Powder Coating
The main difference between spray painting and a powder coating is that spray painting uses the technique of spraying colors or liquid and compressed air to direct the paint particles to the surface. On the other hand, powder coating is more like a free flow of dry powder on the surface to paint the walls and is commonly used to give a hard finish.
Spray painting is a technique of painting in which the paint or the colors are sprayed into the surface using compressed air for directing the paint particles to the surface where they are supposed to be painted.
Spray painting can be automatic or hand press and is commonly used when there are requirements of painting a larger surface area.
Powder coating is a technique of painting in which the paint is in the form of dry powder and is applied as a free-flowing dry powder.
Generally, powder coating is used for coating electronic or aluminum appliances and gives a hard finish to them. They are applied to the surface electrostatically and use heat to powder coat them.
Comparison Table Between Spray Painting and Powder Coating
|Parameters of Comparison||Spray Painting||Powder Coating|
|Technique||Spray painting sprays the coating materials like paint using air into the surface.||Powder coating applies the dry powder electrostatically.|
|Applications||Spray painting is generally used for graffiti, painting walls, etc.||Powder coating is generally used for coating electrical and aluminum appliances.|
|Surface area||Spray paint covers more surface area than powder coat.||Powder coat comparatively covers less surface area than spray paint.|
|Cost||The spray is cheaper than powder coat.||Powder coating is expensive when compared to spray paint.|
|Performance||Spray paint has low performance than powder coat as it can be prone to scratches easily.||Powder coating has better performance than spray paint as it is more resistant to scratches.|
What is Spray Painting?
Spray painting is one of the easiest and fastest ways of painting in which the paint is sprayed to the surface using compressed air. Compressed air is used to direct the particles of the paint or the powder material.
The device which sprays paint is called a spray gun. It is a large piece of equipment and can either be automatically controlled or hand-held.
The technique of spray paints is evolved from airbrushes which is a small and operated tool that sprays liquid. The model of spray gun resembles the model of the airbrush.
The airbrush model is not an automatic model and requires human control. However, there are numerous types of spray paint guns varying on the density of the paint to be sprayed, coverage of areas, etc.
Spray painting is generally used to cover larger surfaces of areas and they spray an even coating of paint throughout the surface. Spray painting is also considered to be cheaper than the other techniques of painting.
However, spray painting has the drawback of being less resistant to wear and tear as the paint that was sprayed will be wet and can easily react to damages.
Hence, spray painting is one of the effective and efficient ways of painting.
What is Powder Coating?
Powder coating is one of the efficient and effective ways of painting in which the dry powder is applied to the surface using heat. The dry powder will be applied using heat or ultra-violet light to the surface electrostatically.
The dry powder or the paint which is applied to the surface will be generally be made of thermoplastic or a thermoset polymer.
However, the powder coating requires the assistance of human efforts and cannot be done automatically. The technique of powder coating was founded in 1945 by Daniel Gustin.
Powder coating is mostly used to coat the metals in houses and electrical appliances. The powder coating generally gives a hard or a tough finish to the metals.
Since the powder coating is a thick liquid and not wet, it has a higher resistance to wear and tear. Also, the powder coating does not reflect any scratches or other damages to the metals.
With all these outstanding features, the cost of powder coating can be expensive in comparison to the other ways of painting. The disadvantage of powder coating is they cover smaller surface areas.
Hence, powder coating is one of the best choices for coating any metals, electrical, and aluminum appliances in the house.
Main Differences Between Spray Painting and Powder Coating
- Spray painting uses a piece of equipment called a spray gun for painting colors while powder coating uses heat and ultra-violet light.
- Spray painting is cheaper in comparison to powder coating as powder coating is done electrostatically and requires ultra-violet light for coating.
- Spray paint covers larger surface areas while powder coating covers a smaller surface area.
- Powder coating provides a smooth texture to the metals while spray painting is not efficient to be used metals as they are less resistant to wear and tear.
- Powder coating is a safer and easier way of painting in comparison to spray paint.
Both spray painting and powder coating are efficient and effective methods of painting metal and electrical appliances. Powder coating is preferred for coating metal appliances as they are more safer and resistant to damages in comparison to spray paint.
On the other hand, spray paint is preferred for painting larger surface areas especially for painting walls as they spray paint evenly throughout the surface.
Spray paint is comparatively cheaper than powder coating as powder coating requires advanced technology for coating metals. Spray paint has a wider option for colors in comparison to powder coating. Hence, both methods are the best choice for painting.
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