coating of hot forming mandrel
08-06-2014, 11:27 AM,
#1
coating of hot forming mandrel
Dear Friends
Hi,
We have a mandrel die cast for forming of Aluminum melting materials that pushed force to surface of them, after service we find some cracks and corrosion areas on surface of them, and also to oversize it, is it possible do coating for prevent of these defects and to increase protective corrosion,wear and thermal shock ?
thanks
Reply
08-06-2014, 07:23 PM,
#2
RE: coating of hot forming mandrel
(08-06-2014, 11:27 AM)mlavar Wrote: Dear Friends
Hi,
We have a mandrel die cast for forming of Aluminum melting materials that pushed force to surface of them, after service we find some cracks and corrosion areas on surface of them, and also to oversize it, is it possible do coating for prevent of these defects and to increase protective corrosion,wear and thermal shock ?
thanks

Hi,

You can try the the ESD process:
(link dead)

Ion
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08-10-2014, 08:37 AM,
#3
RE: coating of hot forming mandrel
Dear Ion
thanks
Is it possible coat them by metal spray like HVOF?
whoever have experience for this case?
thanks
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