Larry Chesterfield

Larry Chesterfield

Anodizing

Anodizing: Black, Pitted Areas on Anodized Parts

Q. What are the black pits on my parts? How is this happening?

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Anodizing

Anodizing Clinic: Technical References for Anodizing

Q. Are there any books or other resources that you could recommend for me to read and keep on hand as references?

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Anodizing

Anodizing: Stripping Type III (Hard) Anodic Coatings

Q. Is it possible to strip hard coat type III anodized coatings?

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Anodizing

Anodizing Q&A: Rinsing Blind Holes Prior to Dying

I have problems with leaching from blind holes in black anodized parts.

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Anodizing

Anodizing: Adhesion of Organic Coatings on Black Anodized Parts

Q. Is there an alternate black anodized finish to the black dye method?

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Anodizing

Anodizing: Typical Hardness of Type III (Hardcoat) Anodized Coatings

Q. Would increasing the hardness of a coating show a significant increase in wear resistance?

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Anodizing

Anodizing Q&A: Laser Engraving on Anodized Aluminum, Revisited

Is there a way to determine if the laser is going all of the way through the anodized coating and compromising my part?

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Anodizing

Anodizing Q&A: Calculation for Adding Aluminum to a New Anodizing Bath

What is the calculation for adding aluminum to an anodizing bath?

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Anodizing

Anodizing Q&A: Important Factors in the Light Fastness of Organic Dyes

What are the most critical aspects of colorfastness in anodized aluminum in order of priority?

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Anodizing

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.

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Anodizing

Anodizing by Current Density vs. by Voltage

Can you detail the procedure for anodizing using the current density method as opposed to constant voltage?

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