Appendix B


Foam Latex

GM Foam/Monster Makers Foam/Burman Foam A typical batch of foam latex consists of:

  • 170 grams of high-grade latex base
  • 30 grams of foaming agent
  • 15 grams of curing agent
  • 14 grams of gelling agent

There are other ingredients and quantities that can be added for different foam characteristics, but this is a good place to begin. This operation is time and temperature sensitive as well as humidity sensitive; optimal conditions would be in a room 69–72 °F (20.6–22 °C) with 45%–55% humidity. I am based in Colorado, so I have humidity (rather, the lack of humidity) to contend with, as well as a higher-elevation air pressure that also affects what I do. The “optimal” conditions are based on mixing at sea level; I’ll show ...

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