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Astro Pak Overview (3MB) - Download 

Lunch 'N Learn - Download

ElectroPolish Services - Download

Precision Cleaning Services CA - Download

Precision Cleaning Services VA - Download

In-House Shop Services - Download

High Purity Services - Download

Mining and Metals - Download

Power Generation Services - Download

Water & Wastewater Services - Download

Rouge Alert Passivation Monitor - Download

High Velocity Oil Flushing - Download


Certification and Documentation

ISO AS9100C Certification - Download 

Astro Pak Quality Clause - Download


Technical Presentations


Cleaning and Passivation 101 (4MB) - Download
Discover what, why, when and how cleaning and passivation is achieved.


Cleanroom Services (3MB) - Download
Explore Astro Pak’s cleanroom capabilities.


Field and Shop Services (5MB) - Download
Learn about what we can do for you at your location or ours.


Technical Papers


Developing an Effective Passivation Process to Maintain Laser Mark Integrity for Medical Device Components- Download
Published on, this paper outlines the most optimal passivation process for laser marked medical devices in order to maintain mark integrity while restoring the passive layer to prevent corrosion.


Surface Improvement on 316L Stainless Steel Weld Zones - Download
This paper illustrates the efficacy of Astro Pak’s gelled Ultra Pass® passivation system in comparison to nitric acid passivation.


The Passive Layer - Download
A technical summary about passivation and the passive layer. 


Comparison of Passivation Modalities - Download
An independent analysis of results produced by three passivation methods. 


New Developments in Passivation Technology - Download
Presented at Interphex 1999, many of the passivation developments cited are still relevant today.


Current Methodoligies of Passivation - Download
Learn the latest passivation best practices.


Passivation of Aerospace SS Parts with Citric Acid - Download
Read Boeing’s evaluation comparing the effectiveness of citric vs. nitric acid solutions.


Comparing Passivated & EP’d 316L SS Surfaces - Download
This paper examines the effects of passivation vs. electropolishing in semiconductor device manufacturing.


Sampling Kits: A Common Sense View - Download
Learn considerations when evaluating sampling kits.


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