Carl Izzo Consultant

Carl Izzo was a paint consultant when he joined Products Finishing magazine after spending a career as a scientist researching paints and coatings for Westinghouse and PPG, two of the giants of the industry.

Liquid Coating

More Paint Attacks on ABS

Which paint and process is suitable for painting ABS?

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Updated Paint Texture Inspecting

Here's some additional information for “Inspecting Paint Texture” in the November issue that includes some new technology that can quantify the orange-peel effect.

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Craters in the Paint Film

We have to scrap more parts than we want because of craters in paint film. We think this is caused by oil coming from micro pores in the sheet metal.

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Controlling Paint Film Thickness

How can I achieve a paint film that is less than 1 mil (0.001”) thick?

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Color Documentation

Is there a better way to document color matches than with a 60-degree spectrophotometer?

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Paint Attacking ABS Parts

ABS automotive parts become brittle and lose flexibility after application of a polyurethane enamel topcoat.

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Another Source of Dirt in the Paint Film

An imbalance of the chemicals in the power washer could be the root of a reader's problems with dirt in the paint finish.

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Parts Cleaning

Phosphate Pretreatment of Galvanized Steel

We use a seven-tank process that has been working fine for pretreating cold-rolled steel sheet but experience paint-adhesion failures when we pretreat galvanized steel. What must we do to change the process to pretreat GI sheet?

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Reader Response to Hard, Abrasion-Resistant Coating

A reader responds to a previous Painting Clinic question about hard, abrasion-resistant coatings, and suggests three technologies.

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Inspecting Paint Texture

The following question/answer about paint texture inspection was posted back in 2003. Is the answer provided then still valid today?

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Color-Matching Problem

Our customer is rejecting parts because it says the flat black paint used on them is not black enough. How do we quantify the problem? Would a colorimeter be useful for inspection?

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Masking Suppliers

How do I provide masks and fixtures for the many different shapes and sizes of parts we produce?

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