Ask expert, Daryl Roll, P.E., your cleaning & passivation, chemical processing or corrosion control questions on his new blog today!

July 8, 2014

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 50 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.

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  1. Martin Boyle

    Posted on December 13, 2016

    Daryl
    My name is Martin Boyle and I am the Process Engineering Manager for Biotech Eli Lilly in Kinsale. I left a voice message on your phone as I was passed your number by a colleague of mine Elizabeth Gosen. I was hoping to talk to you this week if possible in relation to you article on Black Residue on vessels that have been mechanically polished. My number here is 00353214702622, Regards
    Martin Boyle

    Reply