Anodizing

Titration Methods for Sulfuric Acid Anodizing Baths
Do you have a recommended analytical method to determine the sulfur and aluminum concentrations in sulfuric anodizing solutions?

Sulfuric Acid Anodizing Bath Makeup
Q. Please explain to me the ratio of acid in the anodizing baths; usually the ratio is from 15 to18 percent, but I don’t know if this ratio is calculated by volume or by weight.

Anodizing by Current Density vs. by Voltage
Can you detail the procedure for anodizing using the current density method as opposed to constant voltage?

Titration Methods for Sulfuric Acid Anodizing Baths
Do you have a recommended analytical method to determine the sulfuric and aluminum concentrations in sulfuric anodizing solutions?

Sulfuric Acid Anodizing Bath Makeup
Can you explain the ratio of acid in the anodizing bath and whether it is calculated by volume or by weight?

Process Control in Plating
My new position requires me to put in place process control procedures for all of our plating lines. Can you give me any suggestions?

Cloudy Look in Clear-coat
We apply a clear coat powder material over a steel substrate. The clear is kind of milky and clouds the look from the steel. What can cause this problem?

Salt Spray Failure on Type I and Boric-Sulfuric Anodize Coupons
What can be done to keep Type I and boric-sulfuric anodize from failing salt spray testing?

Sealing with Distilled Water
Can distilled water be substituted for deionized water?

Making Sense of Anodized Aluminum Finish Callouts and Designations
What are the differences between the Aluminum Association Designation AA- A31 and the MIL-A-8625, Type II, Class 1 anodizing finishes?