Testing of new and recycled abrasive is an important, yet frequently overlooked inspection checkpoint. Abrasive cleanliness is an indirect or referenced requirement for each of the joint SSPC/NACE abrasive blast cleaning surface cleanliness standards.
The purpose of expendable and recyclable abrasives as used in this article is to prepare surfaces for the subsequent application of protective coatings. The SSPC glossary defines expendable and recyclable abrasives as follows: Expendable Abrasive – An abrasive that usually is discarded after one use. Recyclable Abrasive – Abrasive blasting material such as steel shot …
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