[MW:1364] Re :[MW:1352] Re: Usage of AC in aluminium welding.

AC transformer is used for better surface cleaning action and less oxidation in AL welding...

On Tue, 25 Nov 2008 13:35:58 +0800 materials-welding@googlegroups.com wrote
yes, AC has less heat input as well as less weld penetration.
 
Regards

 
On 11/25/08, Muhammed Ibrahim wrote:


Hi friends,
 
Anybody can give an explanation why AC current is recommended for Aluminium welding?
 
Is there any effect in heat input when using AC intead of DC?

Thanks & Regards
Muhammed Ibrahim PK
 

PREM S NAUTIYAL
CELL : 9820313278 --~--~---------~--~----~------------~-------~--~----~
To post to this group, send email to materials-welding@googlegroups.com
To unsubscribe from this group, send email to materials-welding-unsubscribe@googlegroups.com
For more options, visit this group's bolg at http://materials-welding.blogspot.com/
The views expressed/exchnaged in this group are members personel views and meant for educational purposes only, Users must take their own decisions w.r.t. applicable code/standard/contract documents.
-~----------~----~----~----~------~----~------~--~---