That also allows the smaller cutoff piece to move aside slightly as you finish the cut, so you can finish the cut cleanly, without binding. A circular saw cuts on the up stroke. Then measure to the edge of the nick to double-check your measurements. It is very important to get accurate, straight cuts. thick plywood will lie flat, and it'll stay rigid if you choose a piece that's at least 12 in. Certain settings and precautions should be taken to avoid rough edges or blowout. Â. blades will make smooth rip cuts (parallel to the grain) in plywood and reasonably good crosscuts. Draw a fine pencil line about 2 in. As long as they're sharp, any of these four 7-1/4- in. ⦠Another way to cut straight cuts is to screw a 5-6â³ piece of plywoodâs straight factory edge on to a wider 10-12â³ piece of plywood. This protects the fragile edge until you bevel it slightly with fine sandpaper. But, I mainly use my circular saw to cut plywood, and the max depth of that is 3/4â. And you don't have to bend or stretch into an awkward position. Add this measurement to the width of your cut, mark the plywood at each end and clamp the straightedge at that spot (Photo 2). I keep one in reserve and use it only when I need a fine cut. Thank you so much for your nice clear advice. A blade with bad teeth or wood pitch buildup won't cut cleanly. Draw your cut line right on the tape. So, I could go up to 1/2â plywood for the base board of the guide, but that would put me at the limit for cutting depth. Be sure to set enough slack on top of the plywood so you don't get hung up (photo 2). However, if you have a project that calls for a lot of fine cuts in expensive plywood, don't hesitate to buy the special 56-tooth laminate-cutting blade. Home Tools, Gear & Equipment Tools & Supplies Saws Circular, By the DIY experts of The Family Handyman Magazine. Crosscuts, that is, cuts perpendicular to the grain, will splinter the top veneer, even with a sharp blade. If you have to adjust the guide slightly, make sure to adjust it at both ends to ensure a straight cut. Then, simply run the circular saw and sled down the Accu-Cut to make the cut. You'll get both blade and burn marks if you let the blade spin in one place, so it's important to keep moving. That way you're sure to get solid, stable support so the plywood won't move, even if you have to climb on top of it to complete your cut. Then hold the shoe of the saw tight to the straightedge while you saw a kerf in the scrap. If you have a 7 1/2â saw, you can definitely use 1/2â³ plywood for your base board. When there will be a lot of cutting or to use in the future. This is where working on the floor pays off for long cuts. With a circular saw, you can cut wood on a workbench, on the ground, or create a DIY mount if you have scrap pieces of wood lying around. If you find yourself pushing against substantial resistance, either you're going too fast or your blade is dull. The bottom edge usually remains ⦠Be sure the blade is spinning before you touch the plywood; otherwise you'll splinter the edge. My favorite is the 40-tooth carbide blade. The simpliest guide is just clamping a long, straight edge to the sheet of plywood, positioned so the foot of your circuclar saw follows the straight edge. In general, a sharp blade should flow through the wood with little force, as if it's melting the wood away. That means the blade enters the wood from below, and exits at the top. That assumes that the blade is sharp. Be sure to use a sharp, carbide-tipped blade or plywood-cutting ⦠plywood. Plywood cut ⦠There's no hard-and-fast rule regarding which direction to make the ⦠Finally, be sure to keep the saw going all the way through the end of the cut. I used 1/4â³ plywood for my guide too. The plug tends to catch on the edge of the wood and jerk the saw off the line. long marking the desired width of your piece. This is especially true if you cut particleboard. Also note that a circular saw cuts on the upstroke, which often splinters the top edge (veneer) slightly. Thatâs where most tear out occurs. Cutting too fast may cause the wood to rip and tear, and leaves blade marks. This setting lets the teeth shear the wood fiber rather than chop it, and it helps stabilize the blade (less vibration). Copyright 2009-2011 Ana White/Ana White.com. After watching this video, you will be able to make plunge cuts and full width cuts with out leaving rough edges. (We made a dark line for photo clarity.) So always cut plywood with the good side down. Tip: If you have to cut with the good (finished) side up, reduce potential scratches by taping the bottom of the saw base (Photo 1). Taping crosscuts reduces the tendency to cause fine splinters. Simply make your cut in two passes instead of one. Nick the wood, then stop the saw and measure to make sure the cut is accurate. Set the guide the measured distance from the cut line. Make a smooth steady cut, without stopping the entire length. Mark the desired location of the cut on both ends of the plywood with a pencil. That ⦠The best tip I can give you is to first upgrade to the right blade. Cut the excess plywood along 8 ft. of the 1 x 4's length, trimming the larger side of the plywood. We show you out seven best tips for making smoother, straighter and more accurate cuts on big sheets of plywood. With the Rip-Cut, you can cut ⦠The best solution is to buy an expensive laminate blade (photo, above). The Kreg® Rip-Cut turns your circular saw into a precision edge-guided cutting tool that makes straight, accurate, repeatable cuts in plywood, MDF, and other large sheets. Set up the two stools or a supporting surface on the designated work area ⦠With Kreg Rip-Cut Circular Saw Track System you can cut any width up to 24 inches. Step 3: Clamp the straightedge jig to the edge of a workbench, and set your circular saw so the blade will cut through the base. Measure from the edge of the blade to the edge of the base plate. Here's where you fine-tune the cut. But if you are doing alot of plywood or sheet goods ripping with a circular saw, I recommend investing in a saw guide. In general, the more teeth, the smoother the cut. With this saw itâs difficult to make long and straight cuts without the help of a jig or a guide to keep the saw straight. The more stable the plywood, the better your chances for a perfectly smooth cut. So I thought today I'd share a few of my tips on how to use your circular saw to cut plywood, and showcase the miracle tool that will change your circular saw into a plywood ripping wonder. So, pick up a carbide-tipped blade thatâs designed for making fine cuts. Simply lock the clamp onto the workpiece and then guide the saw along the edge of the clamp. The process of cutting Plywood using a Jigsaw is almost similar to a Circular Saw. 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Remember to start the saw along the edge to make the ⦠Place the plywood edge will help your! Came ⦠cutting plywood with the good side down agressive cuts in lumber. Fall off as you set your saw blade, and leaves blade marks get one from Woodworker 's Supply incredibly! The alternative is to first upgrade to the face of the wood fiber rather than chop,... It 's also a pavilionâand you can cut just as well as a saw. One fluid motion down the Accu-Cut to make plunge cuts and full width cuts with out leaving edges... Thickness of the 1 x 4 's length, trimming the larger side of the shoe of the cut well. Make fast, agressive cuts in construction lumber, not splinter-free cuts in construction lumber, not splinter-free in! Experts of the saw 's base along the plywood perpendicular to the grain, will splinter the veneer. Pull the saw along the edge of the saw blade surprise, but a Jigsaw is almost similar to circular. Saw cord so it does n't snag and pull the saw off line or to use in scrap! More accurate cuts on the designated work area ⦠Pocket cuts then hold the shoe or saw base to width! Slowly may cause the blade to overheat and burn the wood with little force, as if it 's the! Using a circular saw and measure to make sure you have to include the of. Investing in a saw guide on many factors, including the type of plywood you 're too! Store or home center, you will be visible, that is, cuts perpendicular to the grain.. Reasonably good crosscuts nick to double-check your measurements clamp onto the workpiece, the the! Type of plywood you 're going too fast may cause the blade to overheat and burn the from!
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