Blast cleaning — the role of the media

Introduction Blast cleaning is a tried and tested method of cleaning metal surfaces and preparing them for painting, or for such sophisticated modern finishing processes as are necessary to resist corrosion in the atmosphere, under water or in other aggressive environments. Although the process has been in use for a long time, and the earliest sand blasting operations can be dated back to the middle of the last century, blast cleaning is certainly not limited to the realms of intermediate technology.