What Is the Process of Sandblasting?

by | May 8, 2018 | Metal Finishing

Sandblasting is often used when preparing and cleaning metal, and it is highly effective. This technique utilizes sandblasters to propel fine particles of abrasive material, sometimes sand and sometimes other materials, toward a surface that needs to be either cleaned or etched. It can be used for a range of purposes, but it is commonly used as a way to remove paint from metal.

When these particles are blasted at the surface, it will remove the loose paint and coatings, along with any debris that might have clung to the surface. It then makes the surface easier to wash, and it smooths it out nicely.

What Does a Sand Blasting Setup Entail?

During sand blasting, the setup is generally going to have three elements to it. This includes the abrasive that is being used, as well as the air compressor and the nozzle. When it comes to the abrasive, it was once common to use sand, which is where the technique gets its name. However, there was some danger with this, as the dust from the sand could cause health problems.

However, with the newer setups and the greater understanding of safety needs, this is not as much of a problem. Some of the most common types of materials used for sand blasting today include walnut shells, coconut shell, copper slag, steel grit, and powdered abrasives.

The Types of Sand Blasting

There are two different types of blasting that can occur, and the one used will depend on the material being blasted in most cases. Water-driven sand blasting is often used for concrete and brick as a means to clean them. It will help to cool the surface when it is applied, and it can reduce the danger of further deterioration.

When it comes to metal, air-driven blasting is used. It does a great job with the metal, and it ensures there is no moisture buildup, which could cause problems for some metals and projects.

If you have any pieces of metal that need sand blasting, you will want to make sure that you entrust them to a professional in Parker, CO. The pros can make sure that the items are sandblasted perfectly. Just be sure to choose those who have a machine that will work with your surfaces and the size of the materials you need to have sandblasted.

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