sandblasting，shotblasting， gripblasting区别？ 回复 1# richardchan 喷砂 sand blasting - procedure for cleaning of metal surfaces, for which fine silica sand is blasted through a nozzle onto the surface by means of compressed air to remove scale as well as other coverings. 喷丸 shot blasting - a rapid, dust free process that leaves the substrate clean and dry. shot blast machines hurl shot toward the intended surface at a high speed, removing debris, paint and buildup from the surface. grit blasting - a technique of abrasive cleaning or surface preparation using sharp particles (eg, cast iron shot, aluminum oxide). it covers such processes as removal of scale, corrosion, paint and other surface films. use of free silica presents a health threat and should be avoided.查看更多
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