To determine the size of your countertop measure the base cabinets or your existing countertop.
Making a concrete kitchen benchtop.
There are several sites on the net with good instruction and lots of details including one here on instructables.
Want to make your own custom sized countertop.
It can be made and finished in many different ways both to mimic classic stone style granite and marble benches or more often in bolder more stark forms to proudly show off the concrete itself.
You can use the edge of 2x4 or speciality concrete working tools.
Concrete studio has been making beautiful polished concrete benchtops in australia since 2012.
We were among the first of the new generation gfrc fabricators and we are proud to be one of the few that still use a 100 australian concrete mix rather than an imported pre mix.
If measuring the base cabinets add an extra 3 4 for an overhang.
Our island countertop will be 3 x 4.
This will take off any extra concrete and make sure the top is level.
Start with a 4.
It doesn t move with moisture and it s solid e.
Take any excess concrete and use it to fill in any low spots.
Work the edge back and forth along the top like you are leveling floor in a measuring cup to distribute the concrete evenly.
This instructable shows how to build a simple concrete countertop.
Concrete is a great modern and easy to work with material.