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Old 25th May 2020, 21:26
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andysharrock andysharrock is offline
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Join Date: Jun 2011
Location: sheffield
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use pva today on top of wax managed to pull the new part out the mold with no effort that's a first for me must be doing something right for a change.

PVA (Poly Vinyl Alcohol, not be confused with Poly Vinyl Acetate wood glue) mould release agent can be wiped, sponged or sprayed on to a wide range of pattern and mould surfaces to provide a very compatible and reliable release barrier for polyester, vinyl ester and epoxy composites.
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