David S. Peterson
Oxidation Removal
Question: We are erecting a new storage unit and did not weather protect the partitions this past spring.
Read MoreCoating Weight Samples
Question: We use an iron phosphate pretreatment, and I need some help in finding an independent group that does coating weight samples on 4 × 12-inch flat panels.
Read MoreChromate Coatings on Bare Steel
Question: In one of your articles, you said that chromate conversion coatings don't work on steel.
Read MoreLead Removal
Question: Is it possible to remove the surface smear of lead from machined brass products?If so, what are the methods and the environmental concerns for disposal of the by-products?
Read MorePretreating Magnesium
Question: I have an inquiry for powder coating wrinkle finish to a magnesium casting.
Read MoreCleaning Up Slot Cars
Question: I have a slot car track with a lot of rust on the end terminals that connect the two pieces together. (They are small pieces about 1/8-inch long, very fragile). Have you ever been a slot car HO racer?
Read MorePlaforization
Question: Information in your article in the October issue is incorrect, there is no need to dispose and recharge.
Read MoreDamage of Heavy Parts in Vibratory Finisher
Question: We make bronze castings that have two flat ground surfaces and several drilled and tapped holes.
Read MorePre-Powder Coating Treatment
Question: We have recently purchased a powder coater, and I am responsible to come up with a cleaning, rinsing and treating process for steel boxes.
Read MoreWD-40 and Heavy Oil-Based Cutting Fluids
Question: these products create coating problems and contaminate my wash and pre-treat stages.
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