Specification :

Copper slag is an abrasive blasting grit made of granulated slag from metal smelting processes
Copper slag abrasive is suitable for blast cleaning of steel and stone/ concrete surfaces, removal of mill scale, rust, old paint, dirt etc. Suitable for SA-3, SA-2½ and SA-2.
Copper slag blasting media/ grit - is manufactured of the granulated slag of copper refineries, and used for blast-cleaning of metal surface.
Blasting the grit at the surface is the most advanced approach for metal surface cleaning before paint spraying.