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Plastic casting

Posted: Tue Aug 25, 2015 10:05 am
by Chuck
an alternative to 3D printing??

http://www.thefirearmblog.com/blog/2015 ... Newsletter
Hognose at his home website WeaponsMan.com takes a look at the fascinating process of plastic casting utilizing a 3D printed plastic pattern to create, over and over again, firearms receivers that hopefully should last longer than existing 3D printed lowers: