Color of Brass Deposits

Ask an Expert From: Products Finishing, ,

Posted on: 5/6/2014

What should be the ratio of copper to zinc metal in a cyanide-brass plating bath if I am trying to obtain a gold-colored finish?

Q. I am trying to obtain a gold-colored finish in a cyanide-brass plating bath. What should be the ratio of copper to zinc metal in this bath? Any other information that you can give me also would be helpful.— W.J.

A. The table below gives you the color of brass deposits depending on the amount of copper in them:

The two ranges marked with an asterisk (*) will give you a gold-colored deposit.

A typical brass plating bath has the following components and operating parameters:

You will have to do some experimentation using a Hull cell to find the formulation that matches the gold color you are looking for.

 

 


Learn More

Zones

Supplier Categories


Insoluble Anodes
Pavco
American Plating Power
Luster-On Products
Technic Inc

Suppliers | Products | Experts | News | Articles | Calendar | Process Zones

The Voice of the Finishing Industry Since 1936 Copyright © Gardner Business Media, Inc. 2014

Subscribe | Advertise | Contact Us | All Rights Reserved