How to Thin Silicone Sealant and Make a 3D Silicone Mold

How to Thin Silicone Sealant and Make a 3D Silicone Mold

D
Do as I Do
263 Video Views·Nov 16, 2025

How to Thin Silicone Sealant and Make a 3D Silicone Mold

In this video, I show you a simple and effective method for thinning silicone sealant to create a flexible, detailed 3D silicone mold. No special materials or expensive products are needed — just affordable supplies you can find anywhere! You’ll see the full process step by step: preparing the mixture, applying it correctly, and demolding the finished silicone mold. Perfect for DIY projects, plaster casting, resin crafts, and beginners who want to make molds on a budget.

LET'S RESIN Polyurethane Resin: https://amzn.to/3TWvXe0

Check out my other videos:

DIY Volumetric Silicone Mold from Sealant and Starch: https://youtu.be/ZCal2huNN8w

Sealant + Water = Ideal and Budget-Friendly Silicone Mold!: https://youtu.be/FX54fcJjVMk

Flour + Sealant = Perfect silicone molds for DIY! See how it's done: https://youtu.be/QbKJGxP025M

How To Dilute Silicone Sealant and Make A Silicone Mold: https://youtu.be/Q529w3E_Si0

DIY Gelatin "Silicone" Molds – Super Easy & Cheap!: https://youtu.be/KAK1Qo5d9A0