Arthur S. Kushner Consultant
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Hydrogen Embrittlement and Zinc Plating
Question: We have to plate steel parts with zinc and are concerned about hydrogen embrittlement of the finished product.
Read MorePlating Powdered Iron Parts
Question: A very good customer has asked us to plate powdered iron parts with electroless nickel.
Read MoreCyanide Copper Alternative
Question: We want to plate electroless nickel directly onto zincated aluminum.
Read MoreStandards for Electropolishing
Question: We receive finished parts with different levels of electropolishing (amount to material removed) from our supplier. Is there a standard or standard way of calling out a level of electropolish, e.g., a minimum of 0.001 inch of material removal? We would also like to QC the finished parts.
Read More“Whitewash” Again
Question: I have a small chrome plating shop. I have problems when plating larger parts, such as bumpers.
Read MoreCyanide Copper Strike Problem
Question: We use a cyanide copper strike with stainless steel anodes.
Read MoreJewelry and Nickel Content
Question: Is there a simple test or procedure to determine if a piece of jewelry contains nickel?
Read MorePitting on Electropolished 316 Stainless Steel
Question: What are some causes for pitting of 316-SS when it is electropolished?
Read MoreGritty Tin Plate
Question: What causes bright acid tin to become “gritty” after soldering?
Read MoreCadmium Plating and Black Spots
Question: Our shop does bright cadmium plating but we have a problem with black spots appearing after the parts have been processed and shipped to our customer.
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