Mold Making For Concrete

Articles and Tutorials about concrete Molds

Read up on how to make your own concrete molds, utilize existing materials and best tips for buying molds for concrete crafts.

Questions and Answers About Concrete Crafts Molds

Silicone is the best material for making your own custom mold for small to mid-sized pieces.

Here is a project where I used silicone to make a concrete mold.

Concrete doesn’t stick to plastic or silicone. It also doesn’t stick easily to rubber.

Latex rubber can be used as a concrete mold, but it won’t be as durable as silicone, so you get as many copies of castings from it before you start to see wear.

In this tutorial, I made a rubber mold for a mini concrete planter from a cowboy boot planter figure.

To construct your own forms for concrete, you can use wood materials like melamine or plywood.

Alternatively, I like to use rigid foam insulation board and for smaller pieces, corrugated plastic.

Here’s a project where I used the corrugated plastic for a triangle shaped planter.

And in this project I used foam insulation board for a large planter.

Platinum cured silicone is the best material to use to make concrete molds.

Most concrete crafts are smaller sized pieces so you will need a mix that is smooth and has good fluidity without needing a lot of water added to it.

I have an article in which I discuss six different concrete crafts mixes, including which is my favorite.

Latest Posts

Tutorials for custom making your own silicone or rubber molds for casting concrete, as well as constructing your own concrete forms.