No.2B It is a product that went through cold rolling, heat treatment, descaling and then skin pass, which has better brilliance and better level of flatness and removed the stretcher strain by improving the mechanical properties through skin pass (temper rolling). It is a representative cold rolling product for general uses.
No.2D It is a dull product that went through cold rolling, heat treatment and descaling. Also called dull finish, it is used for those which require corrosion resistance and does not need reflection of light. Generally, it has a good deep drawing, but there could be such defects as stretcher strain in parts where there are small drafts.
No.3 It is a product, whose stainless steel surface was polished with abrasive materials of 100-120 mesh in accordance with the KSL6001. It is widely used for interior and exterior materials of buildings, outer appearance of various electronic goods and kitchen facilities.
No.4 It is a product, which was polished with abrasive materials of 150-180 mesh in accordance with the KSL6001. It has more minute state of polishing than No.3 products and has silver-white color. It is used for bathtubs, interior and exterior finishing materials and food facilities.
No.6 It is a stain finish product, whose state of polishing is minuter than No.4 products. It has an elegant surface that removed the gloss by polishing with Tampico brush or Scotch Brite. It is used for construction materials for highly reflective glossy surface and contrast effects.
No.7 It is a product with a certain degree of reflective function, which was polished with abrasive materials of 400-600 mesh by spinning the Buff. The mark of polishing is not removed completely. It is used for tank facilities for milk, food and other facilities in dairy industry or decorations for building materials and industrial products.
No.8 It is a product with a considerable level of gloss and reflective function, polished with abrasive materials over 800 mesh by spinning the Buff. Though the standard requires to have almost no marks of polishing, there could be some differences in accordance with the production cost and methods. It is used for sash for construction purposes and other purposes of No.7 products.
Hair Line It is a product, which made No.4 product have the consecutive marks of polishing by using abrasive materials of appropriate grain size. It is most commonly used for interior and exterior of domestic buildings because of the consecutive marks of polishing. It is applied variously to sash, door and panel of buildings.
BA It is a product, which went through a bit of cold rolling (skin pass) after bright annealing, with a high degree of reflexibility. It is used for those products which require reflection such as electric home appliances and thin plates.
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