David S. Peterson

David S. Peterson

Parts Cleaning

Cleaning Q&A: Coating a Threaded Area

Why won’t this conversion coating take to a threaded area?

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Parts Cleaning

Cleaning Q&A: Removal of Zinc Phosphate

How can we effectively remove phosphate from a steel surface after the drawing process?

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Parts Cleaning

Cleaning Q&A: Rust on Untreated Zinc Phosphate Surfaces

The internal phosphated surface of our parts rust if no rust preventive oil is applied within two or three days.

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Parts Cleaning

Cleaning Q&A: Lighting for Inspection

What is the best type of lighting for a designated buff and finesse area?

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Parts Cleaning

Cleaning Q&A: Rinsing Following Cleaning

What temperature and at what rinse time should the first deionized water rinse bath be?

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Parts Cleaning

Cleaning Q&A: Increasing Speed of Stripping Wheels

Can you recommend a stripping method that will help me increase the speed of removal?

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Parts Cleaning

Cleaning Q&A: Maintenace of Process Chemicals

What is an accurate, fast and cost-effective means to monitor an aqueous pre-cleaning solution and passivation fluid titration/pH measuring?

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Parts Cleaning

Cleaning Q&A: Citric Acid Passivation

Enlighten me on the use of citric acid in the passivation of our steel products.

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Parts Cleaning

Cleaning Q&A: Cleaning Smut from Aluminum Weldments

How do other aluminum welders deal with black deposits when the final product will not be anodized or coated?

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Parts Cleaning

Cleaning Q&A: Electrical Immersion Heater Issues

Protecting heaters from crystal build-up.

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Parts Cleaning

Cleaning Q&A: Cleaning for ISO 16232

Meeting the requirements of ISO 16232 for the automotive industry.

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Parts Cleaning

Cleaning Q&A: Zirconium Pretreatment

Details about the setup, installation costs, benefits and limitations of zicronium pretreatment.

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