Stainless steel sheet is produced in many types of finishes due to the various uses and applications that stainless steel can be used in. It has become popular in kitchens due to its low maintenance, cleanliness, appearance, and corrosion resistance to food acids and water.
For example, the most commonly used finish for most stainless steel appliances is the No. 4 “Brushed” finishes. This finish provides a nice bright, brushed appearance that will withstand daily use and mask the fingerprints, scuffs, scratches, etc.
2B (Bright, Cold Rolled)
A bright, cold-rolled finish is the most commonly “Mill” finish for light gauge stainless steel sheet. It resembles a very hazy mirror
No. 3 (Brushed, 120 Grit)
An intermediate polished surface obtained by finishing with a 120-grit abrasive. A directional course “grain” running in one direction. Used in heavy use areas or can be further polished after fabrication.
No. 4 (Brushed, 150 Grit)
A polished surface obtained by finishing with a 150 mesh abrasive. This is a general purpose bright finish with a visible directional “grain” which prevents mirror reflection. No. 8 (Mirror)
The most reflective surface of stainless steel commonly available, It is produced by polishing
BA (Bright Annealed)
Sometimes confused with the No. 8 finish, although it is not as “clear and defect free” as the No. 8 mirror finish.