To Phil Malone:
I've heard of polyvinyl alcohol (PVA) being successfully used to release SL
patterns from metal spray molds (after backfilling for strength).
- Glenn Whiteside
Cessna Aircraft
siderwhite@worldnet.att.net
This archive was generated by hypermail 2.1.2 : Tue Jun 05 2001 - 22:40:39 EEST