Bill Corbett

Let’s Talk About Holiday Detection and Why Voltage Matters

Learn about the four W’s of Holiday/Pinhole Detection (What, When, Where, and Why), performing low and high voltage holiday detection, the steps that should be performed prior to testing including calibration and field verification, and the importance of calculating and selecting the proper test voltage when using a high voltage detector.

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Let’s Talk About Cure Testing of Inorganic Zinc Rich Primers

We explore various methods of testing an IOZ primer for cure prior to overcoating. Inorganic zinc-rich primers are used on newly fabricated steel in the shop and frequently dry very quickly but may not cure for days unless there is sufficient airborne moisture available to react with the ethyl silicate binder.

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Let’s Talk About Environmental Protection Using Containments

Containments are frequently erected to protect the environment and public health and welfare. These same containments are often ventilated to protect both the environment and the workers inside. Coating inspectors frequently enter the containment to perform inspections of surface preparation and coating application work.

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