Anodizing

Exploring the: Anodizing Zone

189 Results for: Experts

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Published: 8/1/2010

Dying Anodized Parts With Small Holes
We send our 6061 aluminum bars to an outside anodizer for Type II anodize and black dye. These parts have several very small diameter, blind holes, both threaded and non-threaded. When we get these parts back from the anodizer, the tapped holes will...

Published: 5/1/2010

What is the Correct Anodizing Specification?
My company fabricates aluminum and steel pedestrian bridge railing among other bridge parts. We recently got an aluminum railing job that called for “Type I” anodizing per MIL-A-8625. There was no anodic coating thickness called out. We are not anod...

Published: 2/1/2010

Teflon Impregnation and Wear
Does Teflon-impregnated aluminum offer a higher resistance to wear or corrosion?

Published: 2/1/2010

The Problem of Sealing Smut
Is there an anodizing cleanliness standard that is reasonable for our suppliers to meet? Is there an ISO, ASTM, IPC, Nadac or any other standard?

Published: 2/1/2010

Dichromate Sealing and Fatigue Life
We are looking for some references that show that dichromate sealing restores the loss in fatigue life caused by hard anodizing aluminum alloys.

Published: 2/1/2009

More on Anodizing Die-Cast Aluminum Alloys
The anodized parts are a dark gray color. In addition, we perform a salt spray test and the parts show corrosion pitting over more than 10% of the test panel after only 72 hr. Do you know if this is normal?

Published: 2/1/2009

Stripping Hard Anodic Coatings
Our company has an anodizing vendor that recently had some problems with our hardcoat anodized (Type III) parts. The problem was leakage around the masking, resulting in poor quality parts. The anodizer claims they can chemically strip the hardcoat...

Published: 11/1/2008

Problems with Black-Dyed Parts
Recently, we’ve had rejected parts because the black dye is coming off when the parts are wiped down with DI water.

Published: 11/1/2008

Glue Adherence to Black Anodize
Question We’re having a problem with glue not adhering to anodized parts made from extruded 6063-T6 aluminum and finished with heavy etch and black anodize per MIL-A-8625, Type II, Class 1. The problem parts come in batches, something lik...

Published: 11/1/2008

Hardness of Hardcoat Anodize
Question: What would be the hardness of the Alcoa Alumilite 226 hardcoat finish? The substrate is 6061 alloy aluminum tubing. G.S.