Sunday, August 3, 2014

Alternatives to mold release spray

I have been struggling with mold release spray.  No matter how I use it, I can't seem to get the resin gems out of my molds without bending them.  Therefore, I decided to look into some alternatives to mold release spray.

A thread on Cosplay.com gives a few interesting alternatives.  One user recommends coating the mold with Vaseline.  The original poster, however, said the Vaseline did not work inside a ceramic dish.  Another poster says Vaseline is too thick and leaves lines in the gems.  I might try this because I only need to get the gems out to test hardness, not to use in jewelry.

Sprays recommended by other posters include Pam, WD40, and silicone oil (available at automotive stores).  Still another poster suggests lining molds with plastic wrap, particularly Glad, when using polyester resin.  I like this suggestion because my final project should not include molds at all, so I can simply place my pieces onto a sheet of Glad.

All of the above suggestions are mirrored by other websites, including Answers.com, though eHow takes the cooking spray alternative one step further by stating regular cooking oil rubbed into the mold will act as a mold release.  As this is the simplest of the alternatives, it is the one I will probably try first.
  • Cooking oil using ??? cooking oilResults: 

The pictures on the page appear smaller than they are.  To see them larger, simply double click on the picture.  Also, I always welcome your constructive criticism.  Click on the Comment link below next to the icon of a pencil; it may say "No" or have a number in front of it.

References:
"Alternative to resin mold release? - Cosplay.com." Cosplay.com. Cosplay.com LLC, 4 July 2011. Web. 3 Aug. 2014.

Moore, Carolina. "Alternatives to Commercial Resin Mold Release - Crafts.Answers.com." Answers.com. Answers, n.d. Web. 3 Aug. 2014.

Turner, Paige. "Resin Mold Release Substitutions." eHow. Demand Media, Inc., n.d. Web. 3 Aug. 2014.

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