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A Conversation With ... Norm Plotkin
Norm Plotkin was hired in July to be the executive director of the metal finishing associations in Southern and Northern California, as well as San Diego, which include about 25 percent of all plating shops in the United States.
Read MoreElectropolishing of Gold and Gold Alloys
Can you give me the formulation of a solution for electropolishing of gold jewelry that does not contain cyanide?
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Hentzen Coatings Announces Business Launch in Mexico
Company announces that Carlos Lopez has joined the company as General Manager for the Mexican general industrial business.
Read MoreCoating Options for Steel
We manufacture steel and aluminum mounting structures that are used to support solar panels in a variety of environmental conditions. Where might I find information on wet-coat processes we might consider and compare to powder coat?
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Electroplated Tin-Nickel Coatings as a Replacement for Nickel to Eliminate Nickel Dermatitis
This paper is a peer-reviewed and edited version of a paper delivered at NASF SUR/FIN 2013 in Rosemont, Ill., on June 12, 2013.
Read MoreHazy Chrome Plate
I am plating a door plate for a lock set made from zinc die cast that has a 90-degree slot into which the door handle is inserted. Why is a haziness visible around the slot area?
Read MoreRefurbishing Gas Cylinders
We refurbish LPG cylinders and apply powder coating over the shot-blasted cylinders, but we have trouble getting coverage into the deep areas where the collar and foot-ring are welded onto the pressure vessel. I am looking for a nozzle that can resolve this problem.
Read MoreProtection from Laser Marking on Aerospace Parts
We have a number of aluminum alloy aerospace products that are finished using either chemical film (MIL-C-5541) or anodizing in accordance with MIL-A-8625. Do we need to touch up the areas where laser markings have been placed in order to preserve the corrosion protection?
Read MorePhosphate Pretreatment of Galvanized Steel
We use a seven-tank process that has been working fine for pretreating cold-rolled steel sheet but experience paint-adhesion failures when we pretreat galvanized steel. What must we do to change the process to pretreat GI sheet?
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Ask Art Kushner: Zinc-Plated Pipe Fittings
Q: We zinc plate then apply a yellow trivalent chrome conversion coat to pipe fittings. The rack-plated, large-size pipe fittings look great after plating, but a few days later start to show spots of corrosion. Any suggestions?
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