All about mold making plaster
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What this video covers
This tutorial from Stiltbeast Studios breaks down the three most common plaster types used in latex mask and mold making: Ultracal 30, Hydrocal, and US #1 pottery plaster. The host draws on personal experience to explain the key differences between each material and how choosing the wrong one can derail a project. The video is part of an ongoing materials series aimed at helping mask makers build a solid foundational knowledge of their supplies.
Key takeaways
- ◆Ultracal 30, Hydrocal, and US #1 pottery plaster each have distinct properties that affect mold quality
- ◆Choosing the correct plaster type is critical to latex mask making success
- ◆The video is experience-based, offering practical real-world insight rather than purely theoretical guidance
- ◆More materials-focused videos are planned in the series
Who this is for
Aspiring and intermediate mask makers who want to understand which plaster or gypsum product to choose before starting a latex mold project.
Materials mentioned
- • Ultracal 30
- • Hydrocal
- • US #1 pottery plaster
- • gypsum cement
- • latex
⚠ Safety notes
Plaster and gypsum products generate heat during curing and can cause skin irritation; follow manufacturer mixing guidelines and use appropriate protective gear when handling dry powders.
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