David S. Peterson

David S. Peterson

Corrosion Removal of Case Hardened Steel

How do I clean a planet gear made of low alloy steel?

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Zinc Phosphating Questions

What are good results with zinc phosphating procedures?

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Iron in a Zinc Phosphating System

How to get rid of the iron in a zinc phosphate tank

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Cleaning for Wire Plating

Can poor cleaning cause small bare patches?

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Elimination of Acid Cleaning

Can acid cleaning be removed to reduce pollution?

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Conversion from Iron to Zinc Phosphate

I am currently interested in converting my washer from iron phosphate to zinc phosphate but I was concerned with the hazards of welding over the pretreated steel. I was also wondering if you can “double treat” with zinc phosphate, since the product will still have a layer of phosphate on it prior to wash.

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Repassivation of PH13-8M0

We need to add a slot to a PH13-8MO H1000 part. Do we need to repassivate?

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Methylene Chloride Stripper Recycling

I am wondering about using pure methylene chloride as a paint remover with a water blanket on top to control the fumes and distilling the methylene chloride laden sludge in a solvent distiller to recover it for reuse. Is there any reason this is not commonly done?

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Steel Casting Cleaning

Is there a standard method for cleaning cast steel prior to electroplating, such as steam cleaning or cleaning the parts with some sort of chemical cleaner agent?

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What are some tips for cleaning using Clean in Place?

What are some tips for cleaning using Clean in Place?

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Die Cleaning

What are some cleaning options for a die producer?

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Adhesion on Galvannealed Material

What causes paint adhesion problems on galvanneal material?

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