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

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