Cheng s new book revealed all the answers.
Make your own concrete countertop edge forms.
Today i m going to show you how to achieve perfectly rounded over edges for your concrete countertops.
No more messy silicone covered fingers and unsightly.
Mixing and pouring the concrete make sure the mold is on a level surface that can accommodate the weight of the concrete.
Wear hand protection and press the concrete mix into corners to ensure proper coverage eliminate any large air pockets and roughly make level.
Scoop shovel or pour the concrete into the countertop form.
Scoop about half your concrete into the mold.
Concrete countertop molds are made by a variety of countertop mold manufacturerseach offering a unique benefit.
The counter pieces actually fit inside the forms so you are making an outline with the walls of your form and the top of the form becomes the bottom of the counter.
Use a trowel or paving tool to even out the top and push all of the concrete out to the sides as you work.
So as you can see above the forms are basically boxes that are going to hold your concrete until it firms up and becomes a legit weight bearing countertop.
The key to a great countertop is a well built mold to pour the concrete into.
To determine the size of your countertop measure the base cabinets or your existing countertop.
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.
I would pour the tops upside down into a form made of melamine and for the round over i would lay a bead of black silicone.
Molded edges can be rough like broken stone or smooth and rounded.
Start with a 4 x 6 piece of 1 thick melamine particleboard.
The sizes shapes and variations of each can offer a customized edge that will complement the countertop s unique surface as well as the surrounding design.
If you want to color your countertops you can add cement color mix according to the manufacturer s instructions.
I had assumed i would pour the concrete countertops in place so i had been wrestling with how to ensure a flat and smooth surface and create a round over on the front edge.
Use enough of the mix to fill the mold about halfway up the sides.
If measuring the base cabinets add an extra 3 4 for an overhang.
Concrete countertops are typically 1 1 2 to 2 inches thick.
Give it a rough cut stone look make your own concrete countertop edge forms diy.