A circular saw would be a power tool that uses an abrasive or a toothed disc to cut various materials by utilizing the motion spinning around its arbor. Then take out the blade. Measure the area where you’ll install the cut cinder block. With the diamond blade, the teeth are usually angled downwards like the shape of a comma (the punctuation mark). 8. Set the saw blade so it will cut about 1/4 inch to 1/2 inch deep. Diamond rim masonry blades can cut concrete block when used on a circular saw. The water eliminates the problem of dust particles and also cools the blade while working. If yours doesn’t have the switch, use a wrench to loosen the bolt holding the blade in place. Saw … Now turn on the circular saw and carefully bring it down on the outline and start cutting. You'd have a very hard time keeping a miter cut flat. Firstly, make sure your saw is unplugged. Make a series of passes until you have cut through the concrete block. You need to plan your cut before practically engaging in it. Put on your safety gear; Remove the old blade Attach the diamond blade; Mark out the line you want to cut; Power-up your circular saw; Place the blade of the saw on the concrete block; Start cutting The following is a list of the most common concrete-cutting chores – ranging from small to enormous – and the best techniques and tools for handling these tasks. Regular concrete blocks are usually measured in inches or millimeters. If you are using a battery-operated saw, remove the battery and switch off the saw. While you can find vacuum systems designed to collect the dust material, the systems aren't fully effective. Tape the saw to prevent scratches. How to cut concrete blocks with a circular saw? Press down on your saw’s arbor-lock to open and place the blade. How to Cut Concrete Blocks with Circular Saw. Use both hands to hold and support the saw firmly in place while cutting, Mark out the line you want to cut through with chalk or sharp rod, Ensure the diamond blade is properly fixed in the saw before you begin cutting, Take breaks. Sure, the blade is not made out of diamond, but only the teeth are made out of a compound of diamond and another reinforcing metal, it’s a composite material. Step 1: Mark off the cutting path with the chalk line. Step 4 Cut around the entire block with the saw, then adjust it so it will cut 1/4 inch to 1/2 inch deeper into the block. Type of circular saw is used for cutting concrete? For a larger project or more accurate cuts, a circular saw with a concrete blade is a good option. So to protect yourself from cuts, use a pair of really thick gloves. 7. Though your eyes are protected, the debris can still hit any part of your face. This generates power for the circular saw. © PowerSawExpert.com is a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for sites to earn advertising fees by advertising and linking to amazon.com. If you’re using a wet saw and the chalk is washing off, use a crayon so the line will stay. To make it easy you have to follow some steps, procedures and use the right tools like the proper blade type, the power of the circular saw…etc. Inspect every part of the saw before and during the task. The easiest would be with a circular saw and a masonry cutting blade. An abrasive corundum masonry blade or a diamond blade are needed to cut concrete with a circular saw effectively and safely. Im doing jobs for other people during the day or looking after my son so its really just a temporary thing for my own building projects. Tips to get the best cutting results when using a circular saw to cut through concrete, Safety measures to follow when using a circular saw to cut concrete blocks. Cutting concrete with a power saw produces enormous amounts of dust. Luckily, this article will highlight the easy steps, tips, and tools needed to effectively cut through concrete blocks in seconds. The wet cutting blades are on the top, but you must add a low stream of water during the cut, this will lubricate the blade during the cutting process and also it will prevent the silica dust from being produced. It will provide a perfect cut but is very dusty, so be prepared for a bit of cleanup and the need for wearing face dust masks. With regular circular saw blades, you fix the blade in the saw with the teeth angled upwards. Why Should You Use Circular Saw To cut Concrete Blocks? Cutting concrete blocks can be done a few different ways. Each method comes with a type of diamond blade that suits it. It can cut materials such as masonry, metal, plastic, and wood, and can be either mounted to a machine or hand-held. Don’t force a blade into a cut. Here, we are dealing with the strongest material on earth, the diamond. When you have completed the steps above, place the diamond blade on the marked point of the concrete block. Cut the block, allowing the saw and blade to do most of the work — don't apply too much force. Make sure you have the right blade and that the blade is not dull to avoid kickback. This will not allow you to cut well. Step 3: Start the cutting slowly and don’t force the blade or the circular saw, just let the machine do the cutting by itself and you do the feeding slowly. The wet cutting method: This method requires using a smooth diamond blade. What are the tools required for cutting concrete blocks? Best Table Saw Fences: 5 Different Models Reviewed, Best Cordless Bandsaws: Take Your Tool Everywhere With You, 5 Best Cordless Jigsaw: Detailed Review And FAQ’s, 5 Best 14-inch Bandsaws: Detailed Review & Buying Guide. Remove the screw and the washer. All you have to do is mark out the curve on the block and follow the curved line. When attached with the correct blade, the saw is capable of cutting just about any material from steel to concrete. Set up workhorses or, preferably, a work stand with adjustable sides to secure the pavers. When the dust becomes airborne, it's possible to inhale it into your lungs, which can create severe health problems. You may want to cut some blocks for your yard, cut a wall or slab or whatever you want, but if you are trying to cut it, you have to do it in the right way because it’s actually a hard job to do, and instead of hiring a contractor to do the job and it may cost you a lot of money, you can do it all by yourself if you have the right tools. 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