These blades have bigger carbide teeth and the can also be re sharpened. I have been surprised that the big box stores do not sell circular saw blades for pressure treated lumber.
Irwin Tools Marathon Carbide Corded Circular Deck Saw Blade 7 1 4
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10 40t Atb Hardbody Thin Kerf Pressure Treated Wood Blade Bulk
I recommend the following procedure after cutting treated wood.
Circular saw blade for pressure treated wood. Ribbed heat vents allow blades to run at cooler temperatures reducing blade flexing and binding. The avanti 10 in. 7 14 20 teeth saw blade 58 round diamond knock out arbor series 20 construction pressure treated wet lumber tougher tungsten carbide stays sharper longer ribbed heat vents allow blade to run cooler reducing blade flexing binding thin kerf f.
For your deck project take the time and get the bosch dewalt or hilti circular saw blades for wet or pressure treated lumber. Wet and pressure treated lumber has a tendency to bind circular saw blades which produces heat which in turn will burn out the tips on a regular saw blade very quickly. Pressure treated wood becomes harder and is therefore much harder to cut than regular wood products.
X 40 tooth general purpose circular saw blade is an economical high performance blade thats recommended for wood and pressure treated beams. I have another of these on my corded makita saw. This blade has been designed to specifically cut wet and pressure treated lumber without binding.
Anti stick coating minimizes friction and gum up. However your carbon steelcarbide saw blade will only be in contact with the wood and its chemicals for some seconds. Your saw blades will dull naturally through age and use before the chemicals have any detectable effect.
Featuring tungsten carbide teeth for maximum durability and a thin kerf for fast smooth cuts dewalt small diameter construction saw blades power through a variety of building materials with ease. The best circular saw blade to use when you are cutting pressure treated wood is the thicker kerf blade. The blade can be sharpened when needed for extended service life.
The high quality steel is manufactured with carbide and lasts up to 30 times longer than regular steel blades. Small diameter construction saw blades. Circular saw blade for pressure treated wood.
I bought this blade for my dewalt cordless 20v 7 14 inch circular saw. For just an occasional cut you can use the diablo framing saw blade but this should only be used for the occasional cut. You can buy a blade that is specifically to cut pressure treated wood and that is the only way you will be able to make the cut.
These blades work really well for me cross cutting pressure treated 2x 6 fence boards.
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