No-Fail Recipe for Concrete Molds
Try This Recipe For Your Next Decorative Concrete Art Project
Here's A Simple Recipe That Will Produce Excellent Results For Any Concrete Art Mold Making Project
This easy concrete recipe will work in any type of decorative mold: latex; fiberglass; or the more expensive type which is cast aluminum.
Before I go any further, if you are not familiar with the caustic nature of wet concrete mixtures, PLEASE stop here and take a moment to read: Working With Concrete: Safety Guidelines
No matter what type of mold you are using, you MUST use a "release agent". For more information on this subject, please read: Proper Mold Preparation Tips & Techniques
Recipe for Concrete Art Mold Making
1 part Portland cement
3 parts DAMP Sand
Enough water to make a thick recipe (not runny!) that you can "pat" into the mold -- add water in increments!
IMPORTANT: Use DAMP (wet) sand for this concrete recipe! Dry sand in the mix will most definitely cause air holes in your finished item.
- If you wish to add color to this concrete recipe, then I've got just the information you need. Here are the VERY BEST and most thorough guides available on the internet: Concrete Colorant Guides
Fill the mold with your mixture and "pat-pat" with your hands to pack the mixture into your concrete art mold.
OK, you've tackled this first step. Now, the next very important step is allowing your concrete art object to properly cure / harden.
Please refer to my curing instructions overview (hypertufa and concrete curing are basically the same) to become familiar with all the ins and outs of this very important step.




