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