David S. Peterson

David S. Peterson

Parts Cleaning

Sulfuric Acid Dilution

How does one dilute a sulfuric acid solution?

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Parts Cleaning

Flash Removal of Plastic Injection Molded Parts

What is a good system for cleaning dirt, debris and parting line flash prior to painting?

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Parts Cleaning

Cleaning Processing Racks

What is the best process for cleaning processing racks and how often should they be cleaned?

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Electroplating

Direct Heating of New Pretreatment Products

Can direct heating methods improve heat transfer with zirconium nano-ceramic pretreatment technologies?

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Electroplating

Heat Treat Scale Removal

Will electrocleaning remove heat-treat scale from parts?

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Parts Cleaning

Estimating Pretreatment Costs

Is there a formula for calculating the cost of pretreating steel?

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Parts Cleaning

White Dust After Cleaning

What causes white dust on the tops of degreased components?

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Anodizing

Hydrochloric Acid in Zinc Phosphate Pretreat

We are thinking of replacing the HCl acid bath that we are currently using on our zinc phosphate line, with the idea being that we would like to avoid using an acid scrubber. Would phosphoric acid get the job done?

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Parts Cleaning

Ultrasonic Tank Power Density

What are some guidelines for effectively using an ultrasonic tank?

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Electroplating

Rust on Passivated 416 Stainless Steel

After passivating 416 stainless steel to QQ-P-35 Type II, why do some parts form rust spots with humidity testing?

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Parts Cleaning

Silicone Oil Removal

Can a phosphoric-acid-based cleaner remove silicone oils from metal?

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Parts Cleaning

Costing for Passivation

How should a shop price passivation on a bid?

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