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Make your own concrete countertop forms.
The key to a great countertop is a well built mold to pour the concrete into.
Give it a rough cut stone look make your own concrete countertop edge forms diy.
This is important as you ll want strengtheners and other filler materials to make your concrete function better for this purpose.
I had assumed i would pour the concrete countertops in place so i.
Start with a 4 x 6 piece of 1 thick melamine particleboard.
Concrete countertop molds are made by a variety of countertop mold manufacturerseach offering a unique benefit.
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Start by determining the dimensions you want the countertop to be.
Use a mix for the color and additives that is especially designed for countertops or floors.
To determine the size of your countertop measure the base cabinets or your existing countertop.
Next build a form into which you can pour the concrete so that once it dries the hardened material will conform more or less.
If measuring the base cabinets add an extra 3 4 for an overhang.
Molded edges can be rough like broken stone or smooth and rounded.
Use enough of the mix to fill the mold about halfway up the sides.
Our island countertop will be 3 x 4.
Scoop shovel or pour the concrete into the countertop form.
The basics for making a concrete countertop are simply building your mold pouring and finishing the concrete.
About five years ago after looking at fu tung cheng s book concrete countertops i decided that when i replaced my kitchen cabinets i would build concrete countertops that moment arrived last summer and when i couldn t find cheng s book i bought his new one concrete countertops made simple which came with a dvd.
Melamine is readily available at home centers and lumber yards has smooth surfaces that don t imprint on the finished concrete and won t de laminate.
You will also want to use a pre mixed high strength concrete.
The exception to this is the edges which often are made with a molded edge form available from a variety of sources or make your own rubber edge forms.
Wear hand protection and press the concrete mix into corners to ensure proper coverage eliminate any large air pockets and roughly make level.
The concrete forms are made of 3 4 melamine boards.