ANODIZING SPECIFICATION (MIL A 8625 F)
Type I - Chromic acid anodizing,
Type IB - Chromic acid anodizing, Low voltage process
Type IC - Hon-chromic acid anodizing, for use as a non-chromate alternative for Type I and IB coatings
Type - II - Sulfuric acid anodizing, conventional coatings produced from sulfuric acid bath
Type-IIB -Thin sulfuric acid anodizing, for use as a non-chromate alternative for Type I and IB coatings
Type III - Hard Anodic Coatings