There are a few different power tools that you can use to cut cement backer board. … For straight cuts, use a circular saw fitted with a carbide-tipped wood-cutting blade, pushing the saw into the material with slow, even pressure.
Moreover, can I use a grinder to cut Hardie board?
In this way, how do you cut 12mm cement board?
How do you cut a circle in cement board?
If you compare the two configurations using identical thinset mortars, tiles installed over cement backerboard have greater shear-bond strength than those that are installed over plywood. …
Cement is a tough material to use a jigsaw to cut through, so you need to use the right blade for the job. Use a metal-cutting blade or a carbide-grit blade to cut through the board. Make sure the blade is securely fixed into the saw.
With something like a carbide-tipped saw blade, the main body of the blade is made of steel. The small tips of carbide are brazed on to the body. A good carbide tip might hold an edge ten to twenty times longer than a tool steel tip. The carbide tip on a typical circular saw. Carbide tips do get dull eventually.
A carbide-tipped scoring knife is recommended, but you can also use a utility knife or shears. Never use a high-speed grinder to cut cement board indoors, since this can create a dust hazard.
To cut DUROCK Next Gen Cement Board, measure the desired size on the board and mark on the front and back with a pencil. Score with a utility knife, cut through the glass-fiber mesh then snap the board to size. Smooth edges with wood rasp. Wear a dust mask and eye protection.
A circular saw with a carbide-tipped woodcutting blade is the best tool for the job. Opt for a blade with as few teeth as possible. Unlike cutting wood, the less teeth, the less dust when cutting Durock.
Cement board has a smooth side and a rough side. Face the rough side out if you will be using thin-set mortar adhesive to install the tile but the smooth side out if you will be using latex mastic.