Saturday, November 29, 2008

[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
 

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