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Revestiment in coin die

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Biffi

Mechanical
Joined
Sep 10, 2003
Messages
15
Location
BR
Hi,
I'm looking info about any revestiment in coin die for extrusion of superalloys (hot extrusion)to increase the tool life. Increase hardness or reduce friction coeficient. Does anyone knows if it is possible? Please share your experiences.
Thanks
 
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