Soda blasting
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Soda blasting crossed over into the automotive restoration field as somewhat of a miracle process, a misconception that had to be debunked. Although soda has its valid uses as a blast medium, it also has its own set of complexities and nuances that must be taken into consideration. | Soda blasting crossed over into the automotive restoration field as somewhat of a miracle process, a misconception that had to be debunked. Although soda has its valid uses as a blast medium, it also has its own set of complexities and nuances that must be taken into consideration. | ||
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==Soda blasting residue removal== | ==Soda blasting residue removal== | ||
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Soda blasting is done with a high volume, low pressure wet or dry blasting machine. Soda cleans surfaces not by abrasion, like conventional blasting media, but by the energy released by the explosion that occurs when the soda particles contact the substrate. | Soda blasting is done with a high volume, low pressure wet or dry blasting machine. Soda cleans surfaces not by abrasion, like conventional blasting media, but by the energy released by the explosion that occurs when the soda particles contact the substrate. | ||
| − | The sodium bicarbonate used as a blasting medium is chemically identical to "baking soda"; however, the blast medium typically uses larger particles. | + | The sodium bicarbonate used as a blasting medium is chemically identical to "baking soda"; however, the blast medium typically uses larger particles. Some soda blasting media also include additives to prevent caking or help flow, such as tricalcium phosphate or calcium carbonate. |
Correct soda blasting procedure may involve the following steps after blasting: | Correct soda blasting procedure may involve the following steps after blasting: | ||
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