Iridium SR is a premium finessing abrasive used in the finest finishing stages of automotive refinishing and collision repair as well as in transportation vehicle manufacturing. Featuring a stable and robust backing and efficient silicon carbide grains, it performs consistently on sanding clearcoats and topcoats as well as on composites processing. The slurry coating allows for a scratch pattern that is easy and fast to polish out and leads to excellent quality consistency. Best use with Mirka’s ergonomic cordless sanders, the Mirka® AOS130-B and AROS150-B.