
How to Size an Air Compressor For Sandblasting | BigRentz
Siphon Sandblasters: A siphon sandblaster features two hoses. When compressed air flows through the first hose, it creates pressure which pulls sand from a tank through the #7, or #8 model. These range in size from 3/8 inch to 1/2 inch. If you’re working with a more precise project that requires a smaller blast pattern, a #4 nozzle