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sandblast |
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sandblast, stream of sand or other abrasive particles driven by a jet of compressed air compressed air, air whose volume has been decreased by the application of pressure. Air is compressed by various devices, including the simple hand pump and the reciprocating, rotary, centrifugal, and axial-flow compressors . ..... Click the link for more information. or water or by centrifugal force against a surface to clean or abrade it. When centrifugal force is used, the abrasives are whirled in a rapidly rotating device before being directed against the surface. Powdered quartz, emery, chilled iron globules, and other hard granular substances are used as the abrasive material. The sandblast is used for cleaning castings in foundries; for preparing metal surfaces for painting, enameling, and galvanizing; and for cleaning the stonework of buildings. Frosted designs are worked on glass by placing a stencil or suitable pattern over the surface so that the blast affects only the uncovered parts. sandblast a jet of sand or grit blown from a nozzle under air, water, or steam pressure How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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Time yet to sandblast that smile off your grill after witnessing Dukepuke? The Los Angeles County Board of Supervisors will wisely consider in January whether to sandblast the structure until its gleam is toned down. The supervisors are expected to decide in January whether to sandblast the stainless steel to a dull sheen. |
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