Where the world gathers for
plating, anodizing, & finishing Q&As since 1989

-----

Need a chromated Anti tarnish treatment for Silver plated parts

2005

We are looking for anti-tarnish treatment to meet the requirements of QQ-S-365 [affil link or DLA] .

Mussadiq Hussain
Plating Shop - Sun Valley, California, USA

October 18, 2011

How to test for Silver Anti Tarnish treatment?

RAJESH KUMAR
Plating shop employee - Singapore

"The Colouring, Bronzing and Patination of Metals"
by Hughes & Rowe
from Abe Books
or

Affil. Link
Your purchases make finishing.com possible

December 18, 2011

After silver plating, pls try
first, 4 gr/lt Na K tartrate
2x rinsing
5% acetic acid
2x rinsing
You will see difference or if it is not enough for you, you can go to electropassivation with 0.5 amp/dm2
regards

Dr. Halim Polat
- Istanbul, Turkey

January 8, 2012

I know what it is
how can I help you ?

Dr Halim Polat
- Istanbul, Turkey

finishing.com is made possible by ...
this text gets replaced with bannerText

(No "dead threads" here! If this page isn't currently on the Hotline your Q, A, or Comment will restore it)

Q, A, or Comment on THIS thread -or- Start a NEW Thread

Disclaimer: It's not possible to fully diagnose a finishing problem or the hazards of an operation via these pages. All information presented is for general reference and does not represent a professional opinion nor the policy of an author's employer. The internet is largely anonymous & unvetted; some names may be fictitious and some recommendations might be harmful.

If you are seeking a product or service related to metal finishing, please check these Directories: