Vacuum Molding

Ebook Topic:
Vacuum Molding

Book: Field Guide to Molded Optics

Author(s): Michael Schaub, Alan Symmons

Published: 2016

https://doi.org/10.1117/3.2230581.ch53

Abstract

The PGM process is not typically performed under vacuum but rather in an inert environment. The system is most often purged with nitrogen in order to remove oxygen from the molding machine and prevent oxidation of the molds.
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