PEOPLE helping each other -- No AI, no cost, no reg'n, no damn popups
(As an Amazon Associate & eBay Partner we earn from qualifying purchases)

Curated with aloha by
Ted Mooney, P.E. RET

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

  The authoritative public forum
  for Metal Finishing 1989-2025

-----

Copper Oxidation Level

I am involved in Plastic Semiconductor packaging. I am currently working on a project to define the level of oxidation on copper leadframe. Do you have any advice on how to classify the level of oxidation?

LY Choong
UNISEM (M) BHD - Ipoh, Perak, Malaysia
2003

Same question as letter 22189. How can I define the level of oxidation on copper leadframe after Die Attach Cure and before molding. Any advice to minimize this.

"Hand-Held X-Ray Analyzer
x_ray_alloy

on eBay or

Amazon

(affil links)

Patrick Talag
- Muntinlupa City, Philippines
2003

I would guess that it would take a scanning electron microscope. Possibly one of the x-ray based instruments might .

James Watts
- Navarre, Florida
2003

Weighing the part before and after is the traditional way of measuring oxidation level.

Len Wang
Swales - Greenbelt, Maryland, USA
2003

(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: