Feature & Application:
High edge strength and cleaning power, especially suitable for removing of oxide films, paint and varnishes.
It will not hurt the surface to be polished to produce defective products. No rust, no shedding, lower voice and less dust.
Application Area: Automotive repair, ship manufacturing, aviation aerospace, bridges, iron and steel industry and so on.
Difference between black and blue, purple color:
Black color: removal of general coating and surface polishing. It can be used in stainless steel, mild steel, aluminum, and plastic, cement, wood and stone surface
Blue, purple color disc: it is more durable than black color. It is not only same usage like black color, but it can also used for dark rust removal, surface polishing. It can be sued for ships and bridges industry.