How Long Do Circular Saw Blades Last?

They can last between 12 and 120 hours of continuous use, depending on the quality of the blade and material they’re used to cut.

How long does a circular saw last?

A portable circular saw (along with a cordless power drill) is one of the must-have tools for the DIYers home workshop. Buy a good circular saw now and you can expect to still be using it in 10 or 20 years.

Is it worth sharpening circular saw blades?

When your circular saw blade becomes dull, not only will it give you a rougher finish, but your saw’s motor will have to work harder and may burn out sooner. Sharpening your saw blades will save you money in the long run because you’ll get better cuts, and you’ll have to replace your saw and blades less often.

How many times can you sharpen a circular saw blade?

A good quality carbide blade can be sharpened 3-4 times before some or all the teeth need to be replaced and sharpening is a fraction of the cost of purchasing a new blade. As long as your blade is not warped or severely damaged, the correct answer is yes, the blade should be sharpened.

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Why does my circular saw burn the wood?

A dull blade will make it hard to cut quickly, and the slower the feed rate of the saw, the more friction against the wood and the greater the likelihood of scorch marks. Pushing the stock through the saw too slowly is a common cause of saw blade burn. Sometimes a blade that feels dull might only be dirty.

How should you clear away scraps that are close to the saw blade?

Use a piece of scrap stock to remove scrap pieces; do not use your hands. Keep floor area surrounding the saw clear of scraps. If the blade breaks, stand clear and shut off the power if possible. Keep others clear until the machine stops completely and notify the instructor.

What can I do with an old circular saw blade?

You can recycle old circular saw blades by taking them to a recycling center in your area. Circular saw blades are made of steel and, like other metals, can be recycled if you find the right place for it.

What angle do you sharpen a circular saw blade?

Woodworkers and carpenters use a tried-and-true method to put a sharp edge on their blades when they get dull. You can do it, too, with a small file. It’s a simple procedure that matches the angle of the tooth — usually between 15 and 20 degrees — to the file.

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