No passwords, no registration, no paywalls, no popups, no AI

As an Amazon Associate & eBay Partner we earn from affil links

finishing.com -- The Home Page of the Finishing Industry

Search our quarter-million Q&As

Home of the finishing HOTLINE since 1989

-----

How to prevent black anode film when black nickel plating

Dear sir,

I am doing black nickel plating from cyanide bath. After the plating, black film was formed on anode. How to prevent the black film formation.

V.Thanga Raj
National Institute of Technology Karnataka - Mangalore, Karnataka, India
2004

Use Pulse plating.

Khozem Vahaanwala
Saify Ind

Bengaluru, Karnataka, India

2004

Hi Mr Vahanwala,

I won't think a guy from institute can understand your one word answer.

Kindly elaborate.

Izhar

Mohammed.Izhar-ul-haq
- Singapore

I don't know much about black nickel plating. What is your anode made of. If it is nickel and dissolves, some residue on the anode would be normal.

Don Piett
- Thompson, Manitoba, Canada
2004

I have used nickel anode only.

V.Thangaraj
- Karnataka, India
2004

Sorry! Finishing.com is temporarily Read-Only.
Ted Mooney is retiring but I have several offers to take it over.
We're working hard to make sure we find it the best new home.

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: