Question on RIM mold making

From: Baresel, Bruce (
Date: Thu Mar 13 2003 - 15:17:59 EET

this question refers back to my previous posting on RIM. I was told the
final step to making a mold for Rapid Injection molding is to coat the mold
with a carbide gel. Can anyone tell me about this step? what is it's propose
and is it necessary?
                   Thank you Bruce Baresel

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