Larry Chesterfield

Larry Chesterfield

Anodizing

Surface Roughness Before and After Anodizing

Question: What change in surface finish, or roughness (Ra/Rz), can be expected when parts are anodized?

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Another Variation on the Pitting Theme

Question: We are finishing 6061-T6 cold drawn tubing.

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Best Surface Finish for Anodizing

Question: What type of surface finish gives the best anodized finish?

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Anodizing

Rough Surface Finish after Anodizing

Question: We supply pretreatment chemicals to an anodizing company.

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Anodizing

Cooling Coils in the Anodize Tank

Question: We are sulfuric anodizing in a plastic tank.

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Anodizing

Hard Anodize Chipping/Corroding

Question: We are a small manufacturer of food processing equipment.

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Anodizing

Removing Welding Smut from Aluminum

Question: We are welding 6063 aluminum extrusions and are looking for an efficient way to remove the welding smut from the parts.

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Anodizing

Stripping the Anodic Coating

Question: I have several thousand hose fittings that are a machined casting made of 356-T6 aluminum alloy.

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Anodizing

Electrolytic Coloring and Corrosion Resistance

Question: Does the electrolytic coloring of aluminum cause corrosion if tin is used to produce the desired color?

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Chromic Acid Anodizing and Salt Spray Testing

Question: We are processing 7050-T7 aluminum alloy parts and test panels per the following procedure:1.

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Hardcoat Anodize on Diecast Alloy

Question: We have been hardcoat anodizing a part for one of our customers to a coating thickness of 0.001-0.0015 inch.

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Anodizing

Oversized Parts After Anodizing

Question: I am a manufacturing engineer at an aerospace company.

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