It is recommended to always cut fiber cement siding outdoors or in an area with excellent ventilation. I've done it. You may need to trace over the line a few times to leave a mark that you can see well. A wet saw You can also cut the cement board using a wet saw (although it is designed for cutting tile). Step By Step - How To Cut Holes In Cement Board Using A Utility Knife. A blade with fewer teeth (mine only had six) cuts quickly and produces less dust. Using a ruler or a straight edge, mark a visible line using a carpenter's pencil where you'd like to cut. Saw along the line slowly and evenly. This easy method is the easiest way possible to cut the board without cre. Press the utility knife to the cement board and drag it towards you, be careful not to slip and hurt yourself. Cement is hard and will dull after only a few lines. Unlike cutting wood, the less teeth, the less dust when cutting Durock. You can place something to help you cut straight with the utility knife. Cutting concrete with a power saw produces enormous amounts of dust. Cutting concrete with a power saw produces enormous amounts of dust. The easiest way on how to cut cement backer board with one of these is to actually score along the area you wish to cut and then snap the sheet along the scored lines. Method One: Cut with Score and Snap The simplest way to cut concrete wallboard or cement backer board is not to use power tools at all. Best practice is to hook your saw up to a mechanical ventilation system, like a HEPA vac. Make sure the line is straight and visible. Answer (1 of 3): yes. Cut with hand tools only. Wetting Down. Stop choking on dust! While you can find vacuum systems designed to collect the dust material, the systems aren't fully effective. If you're installing cement board inside, even more so as small dust particles get everywhere and spreading plastics and taping them takes forever. To make curved cuts or circular cutouts in backer board, you have a couple of options. Before you start cutting, make sure you have goggles (you don't want this stuff in your eyes, either) and a respirator, and only make your cuts outdoors. A small amount of water can go a long way toward reducing dust if you have to cut concrete with a circular saw and a diamond blade. The two most popular ways to cut cement backer board are with a diamond blade wet saw with water or with a carbide . Use a masonry blade. Use a straightedge and carpenter's pencil to plot out the cut line, then set the board up on sawhorses or over the edge of an outdoor work surface to make the cuts. Jigsaw Jigsaws can be used to make curved cuts in cement board, but the process does create silica dust, so wear a dust mask. This method will also leave you with much less toxic dust to clean up afterward. For dust control in these situations, I rely on a 5-gal. HOW TO CUT CEMENT BOARD WITHOUT DUSTIn this video, Renos shows teaches how to ct cement board without dust.Cement board is used as an underlayment for instal. The fewer teeth will minimize the release of harmful concrete dust from the cutting board. Safely cut Hardie Panel, a concrete board, by pairing a Makita track saw with a Festool Vacuum (574930 CT 26 E HEPA Dust Extractor). Breathing in this kind of dust can be dangerous and can lead to several respiratory illnesses. Ensure you draw this line on the underside of the cement board because this is the side that will face up as you cut through the board. When you're cutting wood, you typically want more teeth in your blade so to make for a cleaner cut. A wet saw You can also cut the cement board using a wet saw (although it is designed for cutting tile). Wear proper eye protection to keep dust away from your eyes which can lead to eye irritation and even blindness in very severe cases. Step One: You can measure out your hole and mark it with a pencil. For a slow, but virtually dustless way to cut siding, use power shears. 2 Draw a line with a carpenter's pencil where you want to cut the board. Step 2: Extend the Blade Depth to ½ inch Underneath the Board It is possible to use a drywall knife to score a cement backer board. 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. Cut with hand tools only. Step One: You can measure out your hole and mark it with a pencil. The board will snap cleanly where you've scored it. Regardless, ensure you always wear eye and respiratory protection gear when cutting cement boards. With the cement board flat, use a ruler to guide your pencil as you mark a line where you want to cut the board. Wetting Down. These work well mainly for straight and linear cuts that don't need to be paint-smooth, without the hassle of dust or the need for power tools. HOW TO CUT CEMENT BOARD WITHOUT DUST. For odd-shaped cut-outs, make a template using cardboard first, then trace it on your cement board. HOW TO CUT CEMENT BOARD WITHOUT DUSTIn this video, Renos shows teaches how to ct cement board without dust.Cement board is used as an underlayment for instal. Also, the machine is not suitable for work in a confined space, if necessary, perform small volumes of cut. Circular saws, while more often used to cut wood, can also make quick and clean cuts in cement board—and are often conveniently on hand in the workshops of DIY-savvy homeowners. This method of cutting cement board is the most dust free possible. While that technique works, it creates quite a mess and leaves a ragged edge. Cutting concrete board does not have to make a big mess. This easy method is the easiest way possible to cut the board without cre. Jigsaws should be run at slow speed to minimize the amount of dust generated. Each of the. As you cut, cement backer board produces crystalline silica dust, which can irritate your eyes and lungs. You will want the surface to be wet without being sloppy. 企画資料・媒体資料・営業提案資料・決算資料など、あらゆるパワーポイント資料に対応。シンプルな2つの料金プランで簡単・スピーディーに、安心してご利用いただけます。日々の資料作成の忙しさから解放され「資料の力でビジネスを変えたい」ご担当者様は是非一度ご利用ください。 This is a great start to keep on cutting cement boards without dust. In fact, you can use a drywall utility knife to score backer board, but a better option is a carbide-tipped scoring tool. The simplest way to cut cement backer board is to score the surface and snap the sheet along the scored line, similar to the way you'd cut drywall. . Step By Step - How To Cut Holes In Cement Board Using A Utility Knife. Place a straightedge along the line and drag either a drywall utility knife or a scoring tool against. This method can help cut 12mm, 1/2 board with. We recommend taking all appropriate safety precautions when cutting cement backer board, cement blocks or mortar including wearing goggles, gloves and a respirator. While you can find vacuum systems designed to collect the dust material, the systems aren't fully effective. Step Two: You then poke the center of the hole with a nail or something similar. When the dust becomes airborne, it's possible to inhale it into your lungs, which can create severe health problems. When cutting cement backer board, use a utility knife to score backer board surface and snap to cut drywall into any shape you choose. This fine dust is dangerous. How to cut without dust 2 The attachments are selected in accordance with the material to be cut, as well as taking into account the type of work and conditions. Subscribe Easy way to score and cut cement board like durorock or wonderboard. Step Two: You then poke the center of the hole with a nail or something similar. Wetting your cement board will keep the amount of dust down while you are making your cut. But when cutting cement backer board, more teeth in the blade aren't necessary and will just make more dust. You could drill a series of holes along the cut line and then tap out the waste with a hammer. Circular saw They share list of 16000 projects with step by step plans. You can also cut the cement board with an angle grinder (use a diamond-impregnated cutting wheel), This method but this tool produces a lot of dust and is harder to control than a circular saw, so use caution. When the dust becomes airborne, it's possible to inhale it into your lungs, which can create severe health problems. For thin sheets of cement board, scoring the sheet and then snapping it is an easy and effective way to cut the material. This is a great start to keep on cutting cement boards without dust. Ch. The third step is to flip the board over and cut the fiberglass mesh on the back side using the box cutter. Wear the appropriate respirator for the job. No one likes dust or jobs that produce dust. Wetting your cement board will keep the amount of dust down while you are making your cut. You will want the surface to be wet without being sloppy. Then you can simply trim the mesh on the opposite side with a utility knife, and boom! You can also cut the cement board with an angle grinder (use a diamond-impregnated cutting wheel), This method but this tool produces a lot of dust and is harder to control than a circular saw, so use caution. You're done. Drag a scoring tool or sharp utility knife along the cut line, up against the straightedge. Reinforced concrete with depressions more than 10 centimeters is cut only with high-strength discs (turbocharged). Before cutting, use a bucket of water and sponge to wet your cement board down. Either a diamond tipped: For those that love woodworking and you're trying hard to discover detailed plans to build your dream project, you should check this tutorial. For odd-shaped cut-outs, make a template using cardboard first, then trace it on your cement board. Cutting cement backer board is messy because the dust is caustic. Cutting cement boards expels 50% of silica dust [2]. Nice, shallow, straight lines will soon add up to a 2"-deep cut. 2. Before cutting, use a bucket of water and sponge to wet your cement board down. The good thing about flat cement board like backer board is that it can be cut with utility knife like drywall. Another tip is to do your cutting outdoors. Avoid using a regular pencil to draw the guidelines on the cement board. Cement board contains a lovely substance called silica dust, a crystalline mineral that is toxic to breathe, and the main catalyst for black lung, or pneumoconiosis. You can use a carbide-tipped scoring tool, but it's unnecessary. Then stand the board up, brace it behind the cut line with your knee, and bend. Steps: When cutting fiber- cement siding with circular saw, use a blade that has only four or six teeth. Because of its composition, there is a lot of dust involved with cutting fiber cement. As shown in the drawing below, I fill the bucket with water and place it adjacent to the cutline. Things to keep in mind when cutting concrete: Wall saws are not used in multi-storey panel-type buildings because of the risk of flooding the lower floors with water. Go back into the ¼"- to ½"-deep cut and continue doing intermittent cuts that are no longer than 30 to 45 seconds of running the saw. Measure and mark the starting and ending points for the cut, then line these up with a large, sturdy straightedge. Straight Cuts: The Manual Method To make a straight cut along a sheet of Durock, mark the desired cutting points with a carpenter's pencil. 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