Electroplating
Chemical Quality and Electroless Nickel
Since switching our supplier of sodium sulfide and sodium hypophosphite used in our electroless nickel plating baths, we have had problems such as brown stains and plating out of nickel on the tank walls. Do you have any suggestions for resolving these problems?
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How to Fix Stripping Gold
We selectively strip gold from using a reel-to-reel process. Quite often, the gold that remains after the stripping process is a dark, brown-gold color. Do you have any suggestions for how to fix this problem?
Read MoreOverheated Nickel Sulfamate
We use a nickel sulfamate plating bath with a temperature range of 50–60°C to plate low stress micro-layers. Recently the temperature was allowed to reach 70°C. Did we ruin the plating bath because of this temperature upset? Can the plating bath be salvaged?
Read MoreZinc Plating and Food Contact
Can you recommend an alternative finish that will withstand the caustic cleaners and be allowed for food contact?
Read MoreHULL CELL 101
Can you supply me with some information or references on performing Hull Cell tests? Also, why is the cell designed to hold 267 mL of solution?
Read MoreShakudo Plating
I wish to plate shakudo onto a copper substrate. The parts will than be patinated resulting in a dark purple/black color. Is this possible?
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