2 PART MOLD MAKING a Halloween Prop at Distortions Unlimited | Monster Lab
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What this video covers
This behind-the-scenes Monster Lab tutorial from Distortions Unlimited walks through the complete 2-part plaster mold-making process for a Halloween prop called the Mutant Baby. Ed Edmunds seals the finished clay sculpture with spray paint, builds a clay dam to define the mold parting line, and hands off to Mondo who pours and completes the 2-piece plaster mold. The video explains how this plaster mold will be used to create a foam master, which then feeds into one-piece production molds — giving viewers a rare look at a professional prop pipeline from sculpt to production-ready tooling.
Key takeaways
- ◆Sealing the clay sculpt with spray paint is a critical prep step before plaster is applied
- ◆A clay dam establishes the parting line that defines each half of the 2-part mold
- ◆The 2-part plaster mold is an intermediate step — it produces a foam master used to make final production molds
- ◆Distortions Unlimited uses a multi-stage mold workflow to scale from one-off sculpt to repeatable production
- ◆Real professional prop fabricators divide labor by specialty (sculptor, mold maker) for efficiency
Who this is for
Intermediate-to-advanced prop makers and Halloween fabricators who want to understand professional 2-part plaster mold workflows used in commercial haunt prop production.
Tools mentioned
- • spray paint
Materials mentioned
- • clay
- • plaster
- • foam
⚠ Safety notes
Spray paint should be used in a well-ventilated area. Plaster mixing can generate heat during curing; follow manufacturer safety guidelines.
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