Electroplating

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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Attractive Proposition

Magnetic masking can save time and money

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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?

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Overheated 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?

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Zinc Plating and Food Contact

Can you recommend an alternative finish that will withstand the caustic cleaners and be allowed for food contact?

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Fake Saliva

We are in need for a standard formula for artificial saliva. Are you aware of any such formulation?

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Arcing In A Barrel

When we plate stamped parts made of light gage material some of the parts are burned on the surfaces. We do not have this with heavier parts. Why?

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Plate Better, Longer

Electrolyte maintenance techniques can extend bath life

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HULL 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?

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Purifying A Gold Bath

How can I purify an acid gold bath?

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