D-CHN Blog

7 Sources of Contamination that Affect the Quality of Anodized Aluminum Finish

The Impact of Foreign Materials on Aluminum Parts before Anodizing

Although simple in principle, there is a lot of confusion over how aluminum parts need to arrive at the metal finisher so that[...]

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STERRAD® 100NX TESTING on MICRALOX™

The Validated Capabilities of MICRALOX™ Anodic Coating

Third-party test results have validated multiple sterilization capabilities of the revolutionary anodic coating, MICRALOX™. High-performance[...]

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How Big a Role Do Alloy and Temper Play in Aluminum Anodizing?

Why We Need to Know About the Alloy and Its Temper When Anodizing Aluminum

With over 30 commonly available aluminum alloys, and a multitude of tempers for each alloy, this question frequently[...]

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2016 Science Priorities and the Effects on Reusable Aluminum Medical Devices

Challenges and Solutions for Aluminum Anodizes for Reprocessing Medical Devices

The FDA released the 2016 science priorities from the Center for Devices and Radiological Health (CDRH). The report[...]

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Fixing Cosmetic Damage on Aluminum Medical Devices with an Anodized Finish

Partnering on Projects when Anodizing Aluminum

Recently, a customer asked about DCHN’s ability to fix minor defects on aluminum components of a common medical device after being returned from[...]

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Anodizing Aluminum and IP

Differentiating Commodity from Specialty 

Aluminum anodizing and IP (intellectual property) don’t seem to have much in common, at least at first glance. The finishing process for aluminum[...]

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What Are the Snowflake-Like Galvanized Metal Patterns in My Anodized Aluminum?

Those Are Grain Boundaries—Part of the Material

Have you ever experienced the appearance of “raindrops,” “snowflakes,” or galvanized metal patterns in your anodized finish? If so, don’t shoot your[...]

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Resource Considerations when Anodizing Aluminum

Aluminum Anodizing and Water Conservation Do Not Have to Be Incompatible

In my day, in metal finishing class 101, the first thing you were taught about aluminum anodizing was this: when you think[...]

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What to Do about Stains, Scratches, and Blemishes on Anodized Aluminum

“Can You Fix This?”

The real question here is: can we avoid “having to” fix this? We often get asked if we can fix problems such as stains, scratches, and blemishes on products we are anodizing.

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10 Questions to Ask Reputable Anodizers

How Do You Chose the Right Anodize Company?

Choosing any vendor, for any service, can be a challenge if it is done correctly. I posed my industries’ problem to a professional procurement VP and[...]

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