Can Hardie board be cut with a wood blade?

You shouldn’t use a wood blade to cut Hardie or other fiber cement siding. The higher teeth-per-inch count creates more fine dust particles. This increases the installer’s exposure to respirable silica dust, which can lead to future health problems.

What can I use to cut Hardie siding?

Steps:

  1. When cutting fiber-cement siding with circular saw, use a blade that has only four or six teeth.
  2. To keep dust to a minimum, use a circular saw that’s equipped with either a dust-collection bag or electric fan that blows dust into a bucket.
  3. For a slow, but virtually dustless way to cut siding, use power shears.

What is the best tool to cut Hardie board?





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.

How do you cut Hardy board?


Quote from Youtube video: But a regular utility knife will also do the job shears whether a manual electric or pneumatic are also an option most importantly never use a high-speed grinder to cut cement board indoors.

Do you need a special blade to cut Hardie board?

For some types of Hardie board, you’ll need a power tool with a cement board blade with a carbide tip to cut the board. Carbide-tipped blades are made specifically for this kind of work. Cut the Hardie board outside, because the dust released as the board is being cut can pose a safety hazard.

Can you use a masonry blade to cut Hardie board?

That’s a stone/tile/masonry cutting blade with a diamond ‘turbo’ rim. It will work for Hardie Backer board or similar fiber-cement products but it’ll make a lot of dust, and would almost certainly be awful at cutting any sort of wood or wood paneling – more likely to burn through than cut it.

How do you cut cement fiber board?





Lay your cement board flat, and draw a line with a carpenter’s pencil where you intend to cut. Place a straightedge along the line and drag either a drywall utility knife or a scoring tool against it. Repeat your cuts two to three times to make them deeper, which will make snapping the board easier.

How do you cut Hardie board circular saw?

Use a carbide-tipped wood-cutting blade to minimize dust.



Cement is a very hard material, so you’ll need to use a blade that can handle the material. Carbide-tipped wood-cutting blades have fewer teeth than other circular saw blades and the carbide can withstand the strain of the cement.

What do you use to cut fiber cement siding?

For cutting fiber-cement siding, it’s best to use a 4- to 6-tooth polycrystalline diamond-tipped (PCD) blade made specifically for fiber-cement. Regular carbide blades will cut fiber cement, but they dull relatively quickly, and if you attempt a gang cut, the blades overheat and can warp.

Can you cut Hardie board with a jigsaw?

After several taps, the backer board will fracture along the holes and the circle of backer board will break free. Clean up the jagged edge of the hole with tile nippers or pliers. You can also cut holes using a jigsaw with a metal-cutting blade or a drill fitted with a carbide-grit hole saw.

What kind of screws do you use for Hardie board?



James Hardie recommends 1-1/4” long galvanized or STAINLESS steel roofing nails or 1-1/4” long ribbed waferhead screws in compliance with the tile industry. It is 8-18 x 3/8” HD.

How do you cut cement board siding?

Quote from the video:
Quote from Youtube video: Right the fiber cement here's actually a shear. That will cut the siding. And through this little slot. So this is an attachment just put on a regular Roger goes right on. Drill.

How do you cut outdoor cement board?

Handheld shears.



This is probably the most popular method for cutting fiber cement siding. Handheld shears or ‘snippers’ look like drill-powered tin snips and cost around $260.

Can you nail through Hardie board?



Hardie board comes with a 30-year manufacturer’s warranty, but that means you need the nails to last at least that long too. James Hardie recommends that nails be hot dip galvanized (at a minimum) or stainless steel (as a best practice).

Can you use screws on Hardie trim?

ET&F or equivalent fasteners or screws may be used to attach HardieTrim boards to steel frame construction. Fastening instructions are similar for all applications. When using finish nails, position nails no closer than 13 mm (1/2 in) from the edges of the trim and for all other fasteners no closer than 19 mm (3/4 in).

Can you use screws on Hardie board?

Fasteners must be corrosion resistant, galvanized or stainless steel. James Hardie prefers and recommends installation of HardiePlank® lap siding by the blind nailing technique, such that fasteners are hidden by the course above.

Can I use a finish nailer on Hardie siding?

Yes, you can use a finish nailer on hardie siding. However, you need to be careful not to hit the nails too hard or you could damage the siding.

Can you use 16 gauge nails on Hardie?



Replacing rotted out exterior wood trim with Hardie cement fiber trim boards and have found from previous work that best way to install is with nail gun and stainless steel 16 gauge nails.

What’s the best way to fasten Hardie board siding?

You can use corrosion-resistant screws, or you can use stainless steel or hot-dipped galvanized nails. You can nail the siding by either blind nailing it at the top or face nailing it at the bottom. It’s best to use siding nails for face nailing or roofing nails for blind nailing.