Passivation is an acid treatment process that yields improved corrosion resistance to stainless steel surfaces. Passivation may also be used on other materials where removing iron from the surface is required or beneficial.
Astro Pak Corporation has over 60 years of experience in passivation, precision cleaning and cleanroom operations. Astro Pak’s extensive scientific research developed a validated process for austenitic stainless steels that corrects surface chemistry defects produced by a variety of environmental factors, as well as from welding and fabrication. Astro Pak offers several different types of passivation services.