Iron silicate is known for its pragmatic strength. Its angular granules work through contaminants as if with an industrial resolve. The medium is coarse and a robust cleanser of metal surfaces, stripping away rust, scale, and old coatings with ease. The material’s hardness—often around 6 to 7 on the Moh’s scale—equips it to tackle challenging surfaces without succumbing to rapid wear ... https://blastgrit.com/2024/10/15/iron-silicate-vs-other-blasting-media-a-comprehensive-comparison/