No way would i rip fiber board of any kind without dust collection.
Cutting hardie board siding with jigsaw.
Like the score and snap method set a straightedge across your sheet.
To cut holes in cement backer board to use under tile equip a portable jigsaw or sabre saw with a metal cutting blade.
When cutting fiber cement siding with circular saw use a blade that has only four or six teeth.
In this video this old house general contractor tom silva shares his secrets for working with fiber cement siding.
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.
Cutting station best practices.
The bosch carbide edge jig saw blade provides 10x life versus standard bi metal blades featuring a carbide tipped edge designed for cutting abrasive building materials.
Always be sure to wear dust and eye protection when cutting cement backer board.
You should take a jigsaw with a metal blade or a carbide grit blade.
For those who want to ensure the cutting line in the hardie board or a beginner you are able to try a jigsaw.
Make sure to go slower than with a normal blade and wood.
James hardie has collaborated with a number of installers to identify easy setups that are effective affordable and will help you meet osha s compliance standards.
Havent tried the jigsaw blade or an actual hardi blade for circular saw.
Setting up your cutting station correctly is just as important as selecting the right tools.
Wait for the saw blade to warm up and come to full rpm before.
The hardi blade only has four teeth.
Just sharing some of the different methods i ve used for cutting hardieboard siding.
A thin blade kerf reduces material extraction reduces heat and adds to performance.
It also snaps the end of the cut so the siding has to be cut face up with the bottom toward you.
Mark where you d like to cut the board.
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Keep a firmer grip on the board than with regular wood.
So this one jig saw blade really provides the confidence to make clean cuts in hard material.
Lay your cement board out on a work table or between two saw horses.
You should take a jigsaw with a metal blade or a carbide grit blade.