Knowing the proper drilling technique for making holes in plastic can save you a lot of headaches and ensure that your holes are clean and evenly cut. And then a slightly bigger bit than previous. Place the drill perpendicular to the acrylic sheet and set the drill to medium speed immediately. Dibond® vs Alupanel: is there any difference? "ride up" a conventional drill bit and crack. There are special blades designed expressly for acrylic, but any metal-cutting blade with carbide tips can do the trick. Use this guide to learn the best way to cut plexiglass and the right tools to use for plexiglass sheeting of different thickness. While drilling the final hole use a spray bottle … You can drill acrylic with a normal steel drill or an HSS drill. Plexiglass is the original acrylic brand which is why many people know acrylic as plexiglass, similar to Americans calling facial tissues Kleenex. The special tip design carves through the plastic (not for use with wood or metal). Plexiglass is a great substitute for glass, but it has one limitation. Turn off any hammer setting on the drill. We use cookies on this site to enhance your user experience. It doesn’t matter whether you want to make small or big holes. Support the drill well when it is almost through the sheet, and allow the drill to run into the underlying support. Base plate in which the drill can run out, Making a DIY laptop stand with acrylic sheet, All you need to know about glueing polycarbonate, How to paint polycarbonate: 7 expert tips, Bending polycarbonate: everything you need to know, Five unusual shaped mirrors to brighten your home, Milling PVC: top tips for a successful result. The drilling of holes in Plexiglass seems to be the big bugaboo among many aircraft mechanics. Drill the panel with a piece of solid material (i.e. Turn off any hammer setting on the drill. These bits have a … Press only lightly on the drill, the drill must sink itself through the material. A good way is to drill a hole with one of your smallest drill bits. The gradually go up in drill bit sizes until you reach your desired diameter. It is advisable to also stick masking tape to the underlying side, especially with thinner plates (thinner than 5 millimetres). Turn the glass over. The extruded type is, in fact, unsuitable for drilling: because of the internal stresses, it will quickly crack or break. By continuing to use this website, you are giving your consent for us to set cookies. Use a blunt metal drill or back off the rake angle. This allows the start of a hole that does not crack the plexiglass. What I've done is sandwich the acrylic sheet between 1/4" thick plywood sheets, this keeps it from flexing & cracking, drill a pilot hole first, then use a drill press with a hole saw attachment. Spade drill bits can also be used with satisfactory results. Acrylic (or acrylate) is available in two types: cast and extruded acrylic. If you want to use a spiral bit, try a bit like the one shown in the following photo. It is important that the drill is not brand new, as the sharp cutting angle can cause the drill to bite into the sheet, causing it to tear. Stop drilling before you break through the other side. Clamp or hold down the acrylic while you drill the hole. Therefore, the delivery time is longer than usual. Acrylic is a plastic with excellent strength, stiffness and clarity. Craftics 1/8" Plas-Drill Bit. If you just drill a pilot hole then jump right to a big size bit you will likely crack the plastic. Acrylic (or acrylate) is available in two types: cast and extruded acrylic. Drilling Acrylic: The Ultimate Guide Today, you’re going to learn about the process of drilling acrylic material. Step 1 Drill holes in the plexiglass at the points that you want to put bolts or screws through it to attach it to another medium. Drill all holes slowly. Drilling acrylic is not difficult if you have good tools and are drilling the right kind of acrylic sheet. Where possible do not remove paper masking prior to marking and drilling. Place the sheet on a flat surface that supports it well and which the drill can run in to, for example, a wood board. This guide covers basic and advanced steps, techniques or options in acrylic drilling process. These drill bits for plastic produce clean, chip-free holes in acrylic and other plastics excellent for hand drills. Try to keep firm downward pressure (hands or clamps) on the panel whilst drilling through to avoid the Acrylic lifting or pulling up the drill bit suddenly. timber) beneath the Acrylic for support. No chipping, no cracking, no grabbing, no melting. Drill all holes slowly. Standard metal drill bits will work, but without extensive modification, the metal drill bit will crack and chip the brittle acrylic sheet. There’s a risk that the glass will crack if you drill all the way through. Once you’ve nearly reached the other side, stop. Definitely, if you’re thinking of being an expert in acrylic fabrication, then […] Craftics 1/4" Plas-Drill Bit. Drill bits for plastics, such as acrylic and polycarbonate, are significantly different than those used for drilling wood or metal. Coefficient of Sliding Friction Against Steel, Portable outrigger lifting pads make light of challenges on diverse, remote, hazardous and emergency sites. Here is yet another great drill bit that is made specifically for plastic materials … Larger tip angles commonly cause cracking and blow out as the bit exits the sheet. Please note: The above tips are to be used as a guide only and should not be taken as instruction. Drilling in cast acrylic sheet is easy to do; in this article, we give you some tips to make drilling acrylic a piece of cake. For this step you will need the scoring tool (Or box cutter or x … First you need to drill a small diameter pilot hole to get started. Before you drill the Acrylic sheet, make sure you place a wooden block or sheet underneath to stop the bit breaking through the bottom of the Acrylic. Test your drill bit and your technique on a scrap piece or off cut before attempting the job. Slow to medium speeds work best when working with acrylics. Plexiglass, Lexan, Plastic Drill Bits These are the bits you need for drilling Plexiglass, Lexan polycarbonate, PETG, and other clear plastics. Heat is a problem when drilling acrylic because it causes the acrylic to melt and/or crack. We will contact you within 1 business day. Always drill the hole 1-2 mm larger than the fastening (i.e. If you drill a few holes in wood or aluminium first, the sharp edge will be worn down a little and you can then use the drill for drilling acrylic. Cut To Size Plastics Pty Ltd takes no responsibility for unsuccessful outcomes (such as chipping or cracking). For urgent enquiries, please call us. These metal drill bits have ground flukes with 90 degree points and 0 degree rake. When you’re drilling close to an edge or near a corner, the bit has a tendency to catch as it exits and can crack the Plexiglass. Tip angles on standard drill bits are commonly 118-130°. Scoring and Snapping Thin Plexiglass Lay the plexiglass flat on a work surface. I hope this post was helpful! Drilling holes in plastic may seem like an easy task, but plastic is a brittle material and is prone to crack and splinter if you aren't careful. Their cutting angle is too aggressive which causes it to try to cut too quickly. Normal twist drills may chip and crack acrylic because of their tendency to lift and twist the acrylic rather than scraping it like a drill, which is designed for acrylic. Craftics 1/8" Plas-Drill … When drilling acrylic, it is important that the sheet is well supported. Irregular holes and rough edges could lead to cracking, even months after the drilling occurs. For thin sheets of … timber) beneath the Acrylic for support. Then continue on with a slightly bigger bit. Always use a small pilot hole before attempting to drill the main hole. Try to keep firm downward pressure (hands or clamps) on the panel whilst drilling through to avoid the Acrylic lifting or pulling up the drill bit suddenly. Cutting plexiglass requires patience and the right glass cutting tools. This is another Brad point drill bit set that works great for drilling into … Drill the panel with a piece of solid material (i.e. This point angle must be ground to 60-90°. Drilling it is not impossible, but great caution is required. Review Privacy Policy. This post seeks to highlight the steps to drill holes without seeking professional help. Due to the coronavirus, we are experiencing some delivery issues. DeWalt Brad Point Bit Set. Do not mark the drill holes directly on the acrylic or on the protective film. Drilling acrylic is not difficult if you have good tools and are drilling the right kind of acrylic sheet. These bits come in a variety of diameters at home improvement or hardware stores. There are precautions that you must take to ensure that the hole does not get hot and melt the acrylic sheet or that the exit side of the acrylic sheet does not crack. As it happens, it’s quite possible to drill a hole through plastic using any kind of power drill; however, without the correct drill bit at your disposal, you’d chip or crack the material during the drilling … During the break, you should also use some spray lubricant to make the drill bit wet, not only to prevent the heat from damaging it but also to keep the acrylic from cracking, chipping and even melting. This will stop any splitting or cracking. After you are done with your drill, allow it to cool and clean the surface of … This guide shows some tips for safely and effectively drilling sheets of Acrylic. Where possible try to keep the outside diameter of the hole 20mm from the edges of the panel. screw or bolt) to allow for thermal expansion and contraction. A plastic cutting drill bit has a sharper point and less pitch than a conventional drill and will make a smooth hole without riding up the drill bit. This will allow the bit to easily enter and exit the acrylic without chipping. Because of its diverse applications, including many outdoors, Acrylic often needs to be drilled. If the sheet is 4 millimetres thick, then the distance between its edge and the edge of the hole is 8 millimetres. No chipping, no cracking, no grabbing, no melting. If you want to drill holes along the edge of the sheet, the distance between the edge of the sheet and the edge of the borehole must be at least twice the sheet thickness. Plastic drill bits shave or scrape plexiglass, acrylic or plastic away layer by layer. The chip should break off immediately: if this is not the case, the drill is too slow. If possible, you can also clamp the acrylic sheet along the borehole/boreholes by placing one or more slats along the boreholes and clamping them with glue clamps. It takes a special drill bit to properly drill through Plexiglas, Lucite, Acrylite, or Perspex acrylic sheet. Buy a plexiglass drill or plexiglass drill bits that can be used with a regular drill. Standard spiral drill bits will not work well on acrylic. Plastic Sheets Shop Protective Screen Grant. It also has outstanding weather resistance compared with other transparent or clear plastics. Craftics 1/4” Drill Bit. The intense heat can cause heavy cracking which may render the plexiglass useless. Tip: Cutting plexiglass to size is a simple process, but often leaves the piece with very rough edges. Drill The intense heat caused by the friction of the drill bit will stress the plexiglass resulting in cracking and chipping. The extruded type is, in fact, unsuitable for drilling: because of the internal stresses, it will quickly crack or break. These drill bits for plastic produce clean, chip-free holes in acrylic and other plastics excellent for hand drills. This will lead to cracking and chipping around the hole. The flukes are ground to 90-degree point with 0-degree rake for superior cutting quality. Flip the glass over (carefully) and start drilling through the hold on the opposite side. 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. If possible, set the hole back at least ½" from the edge to prevent it from splitting like the one above! Most better hardware store will carry these bits, but if … Let the drill continue turning while you lift it out of the hole. Plastic drill bits can drill through plastic. Always stick masking tape onto the acrylic sheet and mark the drill hole on this. Here is a video on how to properly drill through acrylic plexiglass. While drilling through plastic can be done using any power drill, it’s important to have the correct drill bits so you don’t chip or crack the material. To mitigate the damages caused by the excess heat, use a spray bottle with water to lubricate the surface. The flukes are ground to 90-degree point with 0-degree rake for superior cutting quality. Insert an acrylic point drill bit into the chuck of the drill and set it to a medium speed. Safely and effectively drilling sheets of acrylic sheet and mark the drill and set it to try to too. As instruction to marking and drilling plexiglass is the original acrylic brand which is why people. Chip the brittle acrylic sheet weather resistance compared with other transparent or clear plastics diameter the. Clean, chip-free holes in acrylic drilling process a bit like the one above many! 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