BONDERITE M-CR 1200 AERO Known as ALODINE 1200 class 1A and 3, MIL-DTL-81706B BONDERITE M-CR 1200 AERO is a powdered chemical used to produce a protective coating on aluminum which ranges in color from light iridescent gold to tan. The process is operated at room temperature. The coating produced minimizes corrosion and provides an improved bond for paint