finishing.com logo
  HOMEFAQsBOOKSHelpWantedAdvertiseContactFORUM Letter 23648

The finishing.com Hotline -- Serious Education ... plus the most fun you can have in metal finishing

5083 Al alloy etchant

+++

I am looking for a 5083 aluminium alloy etchant . Can you hlpe me.
I tried Kellers, Poultons etchants but not getting any results in getting microstructures.
Please help me.

Thanking you.

prakash
- chennai, Tamil Nadu, India


+++

Since alloy 5083 contains more than 3% Mg, you should not use Poulton's reagent.
Instead, try the following:
10 mL phosphoric acid (H3PO4 - 85%)
90 mL water (H2O)
Immerse at 50 C for 3-5 minutes. If this over-etches the surface, immerse for 1 minute.

Toby Padfield
- Michigan

ADD a Q or A to THIS thread START a NEW THREADView This Week's HOT TOPICS

Disclaimer: It is not possible to 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; some names may be fictitious and some recommendations may be deliberately harmful.

  If you need a product/service, please check these Directories:

JobshopsCapital Equip. & Install'nChemicals & Consumables Consult'g, Train'g, SoftwareEnvironmental ComplianceTesting Svcs. & DevicesUsed & Surplus


©1995-2015 finishing.com     -    Privacy    -    Search