😋 How to Make Professional Polyurethane Molds (Stone)
Don't know how to make polyurethane molds? Well, get ready because I'm going to teach you everything you need to know to make completely professional polyurethane molds.
The world of molds is vast, and its possibilities even more so. You can make simple silicone molds, then move on to polyurethane molds, urethane molds, latex molds, and countless other materials, but these are the main ones for the sake of clarity. From there, there are different hardness levels depending on the type of work, and there are even food-grade molds that won't contaminate the food. There are polyurethanes for making molds for artificial stone, cement molds, concrete molds, templates for stamped concrete, etc. There's even latex for mortar, latex for stamped concrete, and even latex for making mold castings or negatives of other pieces.
And of course, there are release agents that are applied to the pieces so that these powerful polyurethanes can be removed from the molds more easily. Here's the link so you can see what shapes you can use to create these molds and what projects you can make with them.
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KEY MOMENTS
0:00 How to make professional polyurethane molds
0:50 Flat stone or slate mold
1:47 Preparing the slate
4:50 Homemade release agent
6:59 Polyurethane proportions
13:09 How to unmold a mold?
19:27 How the polyurethane mold turned out