BA refers Bright Annealed. BA surface is a kind of bright treatment to the surface of ordinary stainless steel, which is white and bright, and its surface is highly reflective which can illuminate people's shadows. The mirror stainless steel plate is polished on the stainless steel surface with a polishing liquid through a polishing equipment, iron-red powder, nitric acid, and the surface formed by grinding with the wool felt makes the surface brightness as clear as a mirror.
For BA products, different grades are not only different in defects, but also in different surface conditions. Therefore, the BA surface is classified according to the surface color and divided into multiple grades. The size of the cold rolling rate directly determines the gloss of the BA plate surface, so the gloss of the thin material is better than that of the thick material.
Generally, the gloss of BA products is mainly reflected in three aspects, resolution, whiteness and coloring. The gloss of BA products is a comprehensive manifestation of three aspects. Generally, the resolution is good, whether it is white, or gloss. The gloss of BA products is a comprehensive manifestation of three aspects. Generally, the resolution is good, whether it is white, or gloss.