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What’s the Difference Between Spray Pre-Treatment & Dip Pre-Treatment?

by TD Finishing Ltd
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Are you tired of using manual pre-treatment methods for your industrial coating projects? Then it’s time to consider spray and dip pre-treatments!

These two modern techniques have become increasingly popular in the world of surface preparation, but what sets them apart? In this blog post, we’ll discuss the difference between spray and dip pre-treatments, including their benefits and drawbacks. First, let’s start with the basics.

A spray pre-treatment is a method that uses a range of pressurised chemicals and water rinses to clean and condition the surface prior to coating. This type of treatment can be used on a wide range of surfaces.

Dip pre-treatment, on the other hand, is a more specialized method that uses a liquid to clean and condition the surface. This type of treatment is based around a range of tanks filled with chemical and rinse waters to condition the material depending on the metal type and final adhesion requirements.


What is Spray Pre-Treatment Cleaning?

Spray pre-treatment cleaning is a process in which a metal surface is cleaned using a spray application of  a chemical cleaner followed by various water rinse stages. This type of cleaning is often used to remove oils and other contaminants from the surface of the metal to prepare it for powder coating or wet painting.



Is Dip Pre-Treatment The Same?

No, dip pre-treatment is not the same as spray pre-treatment. Dip pre-treatment uses a liquid to clean and condition the surface, the material is processed through a range of chemical and water rinse stages to prepare it for final finishing.

There are a few key differences between spray pre-treatment and dip pre-treatment. Dip pre-treatment is done in a tank, whereas spray pre-treatment is carried out using a conveyorized track that runs through a pre-treatment tunnel. Dip pre-treatment is usually used for longer components that require multiple process stages.

Why Pre-Treatment Processes are Conducted

Pre-treatment processes are conducted in order to improve the adhesion of paint or other finishes to the surface of a substrate. By etching the surface of the substrate, pre-treatment allows for better bonding between the finish and the substrate.

Pre-treatment also helps to remove any contaminants that may be on the surface of the substrate, which can interfere with the adhesion of the finish.

Pre-treatment processes can also help increase the durability and longevity of the finish. By removing any contaminants, pre-treatment helps to reduce corrosion and oxidation that could occur over time if the contaminants were left on the surface.

Pre-treatment also helps to ensure that the paint or other finish is applied evenly and smoothly, resulting in a more consistent and aesthetically pleasing final product.


What are the Advantages of Spray Pre-Treatment?

One of the main advantages of spray pre-treatment is that it is fast and easy to use. This method can be used on a wide range of surfaces, including those that are difficult to clean. Overall, pre-treatment processes are conducted in order to improve the adhesion of paint or other finishes to the substrate and ensure a high-quality finish.

More Details 

If you’re interested in finding the right spray or dip pre-treatment system for your painting facility, then TD Finishing can provide custom solutions to fit your exact specifications. Reach out to us on 0121 520 8884 or email us at info@tdfinishing.co.uk.

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Our range of Powder Coating Machinery ranges from; Pre-Treatment and Application systems to Curing and Drying Ovens. Established for over 20 years, TD Finishing have evolved a wide and diverse range of state-of-the-art Paint and Powder Finishing Systems. Manufactured in the UK, supplied Globally.

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