There are two forms of sandblasting available: wet and dry. Dry sandblasting uses compressed air to blast away layers of material. This is efficient for larger surfaces.
However, the problem with dry sandblasting is that it generates harmful dust in the air. The dust, if inhaled over a long period, can lead to lung damage. Therefore, the users need to wear respirators and protective clothing.
Even with all the precautions, government regulations ban the use of dry sandblasting in some areas. To circumvent the problem posed by dry sandblasting, many commercial establishments use wet sandblasting to clean machines and restore metal surfaces to their original, shiny bare metal. Wet sandblasting does not release dust particles into the air, making it a safer option.
Pressure washers that use wet sandblasting are best for spot cleaning, removal of residues and corrosion from small sections of metal surfaces. How Wet Sandblasting Works Sand and water are emitted from a pressure washer and ... more.
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