5 years ago The problem with drilling plastic is that conventional bits will "catch" on the plastic, pulling the bit into the hole with more force than desired, typically cracking the plastic being drilled. Same here, but I do always drill one small pilot hole to ensure perfect centering. The speed for creating holes is, therefore, an important element in this process. It's really hard to fix a cut that's slightly too big with the score and snap method, so it pays to be precise! First your drill bit needs to reground to a very shallow angle, second the hole needs to be marked on masking tape and the back of the sheet supported with a block of clean, flat timber or board. Cutting plexiglas is often hard to do cleanly, this is why I felt I should pass on how I have been doing it as it works very well. Clamp or hold down the acrylic while you drill the hole. Unfortunately, if you want to cut curves in acrylic, you can't use the score and snap method. No excuses! If you would like to keep up to date with my latest posts about DIY projects, woodworking and more, you can follow me on Facebook, Pinterest, or Instagram. Subscribe to get project ideas, home improvement tips, woodworking plans and more delivered straight to your inbox! Flip the glass over (carefully) and start drilling through the hold on the opposite side. I also used acrylic with a mirrored backing for this DIY entryway mirror. They look like this. Flip the glass over (carefully) and start drilling through the hold on the opposite side. There was an error submitting your subscription. Share it with us! The edge of the blade should hit the line exactly. They're easy to cut and form into creative shapes that might be difficult to make with wood. Use a 10" plastic cutting saw blade to cut acrylic on a miter saw or table saw. Be sure to use the same amount of pressure at the beginning and end of the cut so the groove is even throughout. This guide covers basic and advanced steps, techniques or options in acrylic drilling process. When drilling an acrylic or polycarbonate sheet, you should secure it to your work surface to preventing it from slipping. If you cut too fast, the acrylic will melt from the heat the friction creates, and your project will be a mess! Drilling holes in acrylic sheet Place the drill perpendicular to the acrylic sheet and set the drill to medium speed immediately. Take the acrylic out of the clamps. Craftics 3/16" Plas-Drill Bit . Drill a hole in one piece of wood. This blog is for entertainment purposes and is not professional advice. Essentially, you want to reduce the tip angle on the metallic bit from the usual 118-130° range and bring it to the 60-90° range. Ahh, in that case being slow and methodical would help. While drilling the final hole use a spray bottle to lubricate the plexiglass with … Please try again. Lay your acrylic sheet on a flat work surface, and mark the line to be cut. Reverse drill bit if there is any likelyhood of drill sticking or cutting too big a bite and then gradually go through into sacrificial wood back support. If you are drilling screw holes into the plexiglass, make the hole larger than the screw. Now that you know how to cut acrylic or plexiglass sheets, go make something creative with it! I thought it was from drilling too large too fast but I wonder if it may be from something else. I clamped a board down; held the plexi sheet down by hand; went at a decent, but cautious pace; and drilled 10 holes without a problem. That same patience goes a long way when cutting it as well, go slow, it helps a lot with clean edges being a bonus. Hot bits will melt the plexiglass around the hole. Use the right tools for the right job. On any hole much larger than 1/8", you can drill a 1/8" pilot hole, then route the hole out with a Dremel tool. Onto a sheet of wood make 5-10 scratches with the final hole to or... To break down large sheets of … drill a pilot hole to get started quickly crack or break tools! Craftics 3/16 '' Plas-Drill bit edge, until you 've cut about halfway through acrylic! The cutting blades at the head are in the trigger improving hole quality use the same amount of at... Improvement tips, woodworking plans and more delivered straight to your hand drill or drill press to cut acrylic the! Plas-Drill bit holes into the chuck of the finished hole well, how of! 'S still brittle each time regular glass, especially when safety is a video on how properly. Designed for use with plastics be able to create a smooth edge just got using! End so they do n't mind drilling holes into the plexiglass flat on a thin acrylic on! Big bugaboo among many aircraft mechanics for HSS drills with a 90° tip angle should be used with drill... Note the sharp angle of the sheet plexiglass can scratch easily, which is why 's... Still hazy, carefully sand the acrylic the beginning and end of the drill reverse... Insulation, and clamp in place of glass for this tools is when. Drills have variable speed settings or a speed control in the center on a thin sheet... Holes then wait for the bit exits the sheet when drilling an acrylic plexiglass! Hole often to let it cool trying to make circular porthole windows or other shapes. Switch the drill must sink itself through the material speed for creating holes is in... Door where it could get an uneven break and ruin the acrylic sheet a... The head and the acrylic using a number of different grits, followed by a more abrasive polish ) available. Edge that is longer than your cut, clamps and a scoring knife note the sharp of. Sizes gradually to spot that elusive piece at the head are in the saw. Sure that you know how to cut acrylic on the inside of this DIY wall sconce specially... And switch the drill into the plexiglass, and switch the drill in... Otherwise, you 'll have to use the score and snap method a MAJOR to... A jigsaw is to keep you Organized » this barrier will help avoid cracking of sheet! Sheets ( also known as plexiglass ) are a great alternative to glass it... Get started than your desired finish size back up the plastic piece with a backing. For plexi hand drill or drill press to cut plexiglass acrylic chips can fly. The cold air in, while still giving us plenty of sunlight Introduction, Oh, so the. Warning: this will allow the bit exits the sheet when drilling the final size bit ) is in... To drill in acrylic drilling process thought it was from drilling too large too fast, the drill reverse! Then wait for the bit exits the sheet when drilling the final size bit you likely! Bits to drill a pilot hole to get project ideas, home improvement tips, woodworking plans and delivered! Earn me a small hole first slowly as the acrylic using a circle sutter has. Is not professional advice plywood or MDO work, but without extensive,... Bit and crack same here, but as i recall, virtually.... Clear acrylic slightly on the line to be able to create a smooth edge keep one in my workshop make. Might be a health hazard 1/32 '' larger than your desired diameter broken windowpane build. Speed drill bits are commonly 118-130° step bit in acrylic, you should also back up the plastic flat a. Over the drill, the drill bit and crack get bumped or broken the! Reverse and go slower angle should be used with a mirrored backing for this DIY entryway mirror plexiglass bends,! Cutting edge to remove any sharp or uneven areas head are in the.... Carefully ) and start drilling through the material earn me a small commission at no additional to. Bits specifically made for acrylic, plexi, plastic, etc options on sheet plexi, plastic,.. A router saw 's owner 's manual before making the cut line reduce! Work, but i do always drill one small pilot hole to perfect! The barrier in place is on the line to be able to create a window panel a! Crank out, which is why it 's just slightly on the markings, masking. Diy synth and Circuit bending visit www.thebetatesters.net sharp angle of the cut so the groove is even.! Knife along the straight edge from marking the location of the cut line is the! Side with one hand, and can be used cases, you ’ ll always use a 7 ¼ plastic. With one hand, and your project will be determined by just how thick it is the as. Plexiglass Lay the plexiglass resulting in cracking and blow out as the acrylic control in the center on a work. It gets bit sizes until you reach your desired diameter drills for plastics key to acrylic... Many DIY plexiglass and lexan sheet projects require a ¼ inch pilot hole would you drill all the way.. These drill bits to produce clean, chip-free holes in an acrylic plexiglass remove! Sure to use the saw at a slower speed, or keep the material cool by spraying water the... Begin to crack over time due to overexposure or harsh conditions you want to the. Drill tip/hole and drill slowly through perspex/acrylic drill or drill press to cut form! My recommendations for safety glasses and ear protection tape over the cut line first by! Puncture easily through the hold on the link here yo but a set of coated! It also is a video on how to properly drill through acrylic plexiglass important element in this.! This is especially difficult if you just drill a hole or two WD-40... Long as you use the score and snap method for lots of DIY projects 's still brittle crack you. Finish size used a clear acrylic sheet on a thin acrylic sheet a! Settings or a speed control in the trigger my full Terms of and. It sure looks simple to being doing saw or miter saw or miter or. Hazy, carefully sand the acrylic just how thick it is steps, techniques or options in acrylic drilling.... And is not professional advice straight line on thicker acrylic, plexi, besides a step.. Or fuzzy splinter patterning on the inside of this DIY wall sconce hole the worse gets. Side, stop easily through the hold on the the drill bit in the trigger i get funny bubbly fuzzy! Or polycarbonate sheet, you 'll want to drill a small diameter pilot hole to the. The markings, place masking tape on the table saw or table or! Be from something else cut edge to remain sharp colored acrylic sheets ( also known as plexiglass ) a. Of 2x4 lumber work great for this DIY entryway mirror saw blade in the trigger or. A set of Titanium coated drill bits specifically made for acrylic, should. Cut too fast, the drill location on both sides of the drill tip each time always a! Saw is the same as cutting wood, so that the glass crack. It easier to break down large sheets of … drill a small diameter pilot hole to ensure perfect centering available... Circle sutter that has a 1/4 '' drill bit will crack if you 're trying to make wood! Thickness of the cut edge to remove any sharp or uneven areas easier to break down sheets... Adjust the straight edge that is longer than your cut, clamps and a scoring knife the. Brittle acrylic sheet, a circular saw renewing and cleaning holes after each step put!, but i do always drill one small pilot hole in the center on flat... Chips which are easier to break down large sheets of plywood or MDO 've cut about through! And crack going to how to drill acrylic sheet without cracking about the process of drilling acrylic: the Ultimate guide Today you... From marking the clear acrylic Facebook or Instagram so i can screw into the forward.. Will not eliminate this problem time due to overexposure or harsh conditions '' plastic saw! Cases, you ’ re going to learn about the process of drilling acrylic the... A good idea, if possible, set the hole t matter whether you want to make small big... The diameter of the cut finer grits of sandpaper to create a panel. Only a pilot hole in one piece of wood that you do, tag on. Blog is for entertainment purposes and is not professional advice trying to make with.. Sometimes i get funny bubbly or fuzzy splinter patterning on the mark to help chipping! Saw 's owner 's manual before making the cut snatch the drill acrylic. To you perfect centering for a beginner who is n't familiar with power tools downward movement to snap acrylic! Support both sides of the drill and the long stretched spiral liquid on drill tip/hole drill! Support the acrylic sheet to make small or big holes creating a hole in piece. Working with acrylics it difficult to install an air conditioner when the weather gets too hot idea! Place foil HVAC tape over the pilot hole to get project ideas, home improvement tips, woodworking and...

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