Polycarbonate tends to discolor with laser cutting. What you are looking in the above image is our CNC fiber laser marking polycarbonate using our flexx lens. I used Proofgrade settings for 1/8″ acrylic. We commonly use all of the materials that you see available here for laser cutting and engraving (typically working with jewellery makers and designers). Laser cutting works by directing the output of a high-power laser through optics. It sometimes possible to cut thicker using multiple passes and adjusting the table height, but that depends heavily on how well everything in your system is aligned and will be machine dependent. Acrylic is one of the most essential and popular materials to work with in the awards and engraving industry. It provides information on the types of materials that can be laser processed and the processes (laser cutting, engraving and marking) that are possible with a given material. ———————— You must not cut carbon fiber that has been coated!! Also available is a laser cutter user guide. Furthermore, the values of kerf widths on top (Lsup) and bottom (Linf) thicknesses, the melted transverse area, the melted volume per unit time and surface roughness values (Ra) on cut edges were also measured. The following article provides an overview of the correct laser settings for cutting PETG sheet, as well as how PETG sheet and laser cutting can contribute to a fabricator’s total operational efficiency. NEW: VIRTUAL DEMOS You want to further a... Laser cutting of thermoplastic prepregs | Laserschneiden von thermoplastischen Prepregs. Explore outstretching collections of over-the-top laser cutting polycarbonate with remarkable discounts. Unfortunately the more contact the reverse of the material has with the laser bed the higher the risk of marks on the reverse. We use cookies to help provide and enhance our service and tailor content and ads. However, it poses some interesting challenges when it comes to laser cutting thicker sheets, and that’s where Vytek’s experts come in. • Modeling of the heat source by selecting of an appropriate Gaussian distribution. Posted at 15:52h in Laser Cutting by HPC Laser 0 Comments. Laser engraving polycarbonate guarantees a superb degree of precision hence common in applications which require fine inscriptions. • Developing governing equations on thermal fields and boundary conditions. • Laser power, focal plane position and cutting speed considered for the DOE analysis. The three variables to adjust are speed, power, and frequency—these change depending on your laser wattage. These are the recommended settings to watch out for. The laser cut produces polished cutting edges and inner contours, no additional post-processing of the material is required. When exposing polycarbonate to a 1µm fiber laser marking machine the material will undergo a carbonization process: this is where the carbon within the material is released to show a contrasting … The following guide settings may need to be adjusted on your machine depending on the optics fitted, the air assist gas being used, and the laser power. Sadly the wavelength from CO2 Lasers make it really difficult and almost impossible to engrave on polycarbonate. As if it gets tired or something knowing its going to cut a big job. When adjusting settings, a good rule is to adjust either the power or the speed. Laser Micromachining Ltd. the complete facility for laser micro-parts. It’s a lightweight thermo-plastic that has high impact strength, an appealingly glossy finish, and a purity that makes it perfect for packaging food and pharmaceuticals. The thinner the sheet you are cutting, the better the cutting results you will obtain. Laser cutting acrylic is developing a clear smoke with distinct sweet smell. Thin Polycarbonate Sheeting (<1mm) <1mm Very thin polycarbonate can be cut, but tends to discolor badly. Can be cut, very slowly. The rectangle with two differently rounded corners offers the advantage that both straight cutting lines and more complex shapes are possible with the tested settings. Hi I have a 5.5w diode blue laser but having difficulty cutting through 3mm mdf. Material Max thickness Notes WARNINGS! The following graphic is a good reference for testing cutting parameters. The only solution (so far) to engrave this material is to use a YAG/Fiber laser. This makes laser cutting perfect for intricate artistic displays and signage, where a professional finish is required. The process parameters examined were: laser power, range of cutting speed, type of focusing lens, pressure and flow of the covering gas, thickness of the samples. The following are suggested laser cutter configuration settings for various materials. Focus. The process from sheet stock to finished award is a long one, but with the right settings on your equipment, you can create beautiful finished acrylic pieces that are perfect for various applications. For laser marking plastics a fiber laser offers you a range of different methods, such as dyeing, carbonation or foaming. Theoretically, if you engrave huge fill areas on your material, you will end up with horizontal raster lines that make your engraving coarse and unpleasant. Cutting carbon fiber too quickly will cause material to melt and emit a nasty odor. Still, there are some materials that would seemingly fit well into this list but should never be cut using a laser … Laser Mark Type: Surface engrave, black/gray look. Laser cutting of acrylic sheets (Plexiglas) is a widely-used process for the production of POP displays, signage, aquariums, greenhouses, electronic instruments. Newsletter. ABS does not cut well in a laser cutter. If laser cutting plastic parts on a table of metal the laser beam will reflect from the table and make marks on the underside of the plastic parts. The outcome of your acrylic engravings will largely depend on the settings of your laser. Now that you have a CTR laser machine, you are likely looking to explore the different materials that you can process for cutting and engraving. Engraving. This is the frequency of light the laser cutter uses to cut materials, so it is very ineffective at cutting polycarbonate. The process from sheet stock to finished award is a long one, but with the right settings on your equipment, you can create beautiful finished acrylic pieces that are perfect for various applications. Copyright © 2021 Elsevier B.V. or its licensors or contributors. If you are like me, the cooked and yellowed edge isn’t the most attractive finish for most applications. Watch for smoking/burning Delrin (POM) thin When laser cutting acrylic, the laser power needed depends on the thickness of the acrylic and the desired productivity. A great example of this technology used on a white MacBook is on … CO2 laser machine settings. So, for industrial purposes thin gauge cutting may be acceptable, frequently impact modified acrylic or polyester is a better alternative. When laser cutting your material needs to be supported efficiently from underneath to allow it to remain flat at all times but also allow heat from the laser to escape from underneath. Braden Todd is a second-generation glass artist, and the owner and creative force behind Glassmith2, located in Boulder, Colorado. Here are some standard cutting settings in general laser cutting machine include Dacu Laser Cutting machin / Dacu Laser Cutters : Laser cutting machine for cutting stainless steel: 1) Below 1.0—1.5 stainless steel is cut with 1.4-2.0 double-layer cutting tip, compensation value is 0.1, defocus amount is -1 . Acrylic , also known as Perspex is the most popular material to use within laser cutting and is widely respected by manufactures as you can do so much with it. Simply put, it looks good and is highly durable. Reformulate innovation with radical laser cutting polycarbonate available at Alibaba.com. The window of the laser cutter is made of Polycarbonate because polycarbonate strongly absorbs infrared radiation! By leaving it on, you reduce the amount of smoke that can land on the surface of the acrylic, potentially causing a haze, and protect the acrylic from scratches. Since we run Epilog lasers in our shop, I have included the recommended settings that came with our lasers. In fact, some laser cutters are not able to cut it because it ruins the lens and requires frequent stopping and cleaning. You can leave this on while cutting or remove it right before cutting. Send. Carbon fiber mats/weave that has not had epoxy applied. POLYCARBONATE Cutting. . Test your cut settings on a small offcut of the material first, to ensure your chosen settings will give you the desired results. Cutting: Thin sheets of polycarbonate can be cut with our CO2 laser systems, but the material tends to discolor when heated by the laser beam. If needing to cut acrylic thicker than 3/8″, use a machine with a higher laser wattage. Laser cutting produces a smooth polished edge as standard, providing excellent optical clarity. However, if I engrave into two color acrylic, the white inside provides contrast against the dark colored surface. This varies from material to material and is also dependent on the specific settings of the laser. Laser marking machines at longer wavelengths, such as 10.6µm (CO2 laser) will simply cause the material to melt. Polycarbonate is often found as flat, sheet material. Epilog also recommends two passes for the thicker 3/8″ acrylic. - 191 - APPENDIX B: MATERIAL SETTINGS Fusion Series Suggested Material Settings (CO2) • These are only suggestions: Every type of material will react differently with the laser, even from one plastic to the next. For 1600mW Laser Module, you can use the Fine Tune Work Origin feature to achieve the best cutting result. Laser cutting of polycarbonate eurolaser offers laser cutter especially configurated for foils The cutting of polycarbonate (also known as Lexan ® or Makrolon ®) with CO 2 laser systems are characterised by high precision and flexibility. Cutting template. TroGlass Mirror is the perfect alternative for glass. Yes, it's free! They have been very accurate nearly every-time for the result I usually look for in timber and other materials. Epilog Laser recommended settings for 1/8″ acrylic, Epilog Laser recommended settings for 1/4″ acrylic, Epilog Laser recommended settings for 3/8″ Acrylic (two passes may produce better results). By using the acrylic cutting bed, the bed will absorb the laser energy and not bounce it back towards your work piece. ScienceDirect ® is a registered trademark of Elsevier B.V. ScienceDirect ® is a registered trademark of Elsevier B.V. Laser cutting of different polymeric plastics (PE, PP and PC) by a CO. Polycarbonate is a poor choice for laser cutting. To prep the laser for cutting, use your air assist and a honeycomb laser bed. I dislike that yellow edge! Attempting to mark a few types of plastic I had available with mixed results. Laser Engraving Settings. Laser engraving produces a white or clear engraved image, depending on the chosen settings. Moreover, laser cutting of plastic require very powerful exhaustion, filtration of fumes and special tables of plastic as a base for the acrylic sheets. Not suggested if unfamiliar with laser cutting machines and proper settings. A little discoloration on the opposite side. Material 35W Cut Notes Clear 1/16" (0.062") 100% power, 20% speed A clean cut on paperbacked acrylic, higher speed may be OK Clear 1/8" (0.125") 100% power, 12% speed From the Epilog Manual Clear 1/4" (0.25") 100% power, 4% speed From the Epilog Manual: Anodized Aluminum 35W etch 45W etch Notes … * The recommended settings might not apply to all situations. This refers to the use of a single or multiple fluted cutting tools to inscribe different types of images and decorations on a polycarbonate material. Feedback. Two passes may produce better results and allow for cutting through thicker materials. At the same time they provide the physical benefits of acrylic such as being formable, UV-stable and hard-wearing. If you have other settings you’d like to suggest, please send an email to design_help@ncsu.edu with the details. REMEMBER THAT ACRYLIC IS FLAMMABLE - DO NOT LEAVE THE LASER UNATTENDED! The laser flickered when cutting and seemed to produce small stringy hairs from the cuts. The material then either melts, burns, vaporizes away, or is blown away by a jet of gas, leaving an edge with a good-quality surface finish. As soon as I have bigger jobs to cut, it doesn’t cut through most sections. The focus of the laser beam is an important setting in all laser engraving projects. High Quality Fast Turnaround Menu. The K40 laser settings listed below is a beginner’s guide to get you started on your projects. OPTIMAL SURFACE FINISH AND RESULTS . Epilog also recommends two passes for the thicker 3/8″ acrylic. The process parameters examined were: laser power, range of cutting speed, type of focusing lens, pressure and flow of the covering gas, thickness of the samples. Laser cutters can cut a wide variety of materials – anything from paper, wood, cork, acrylic and foam to different types of metals. Rotary Engraving Polycarbonate. The sample simulated in this research is a 3.2 mm thick Polycarbonate sheet that is subjected to the laser cutting process by a low power continuous CO2 laser. Janka Hardness. You should also be able to load these settings into your computer or laser and save them as presets. They direct the laser beam generated on a small zone of the material. The varied offer of eurolaser is in particular suitable for the laser cutting of polycarbonate foils. … Acrylic; Corrugated Cardboard; Plywood; MDF; Leather; Sticker; Colored Card * Make sure that you’ve set the best work origin for laser engraving and cutting. Polycarbonate absorbs IR strongly, and is a poor material to use in the laser cutter. Cardboard, carton. Presets: Your laser should have some suggested settings for cutting or engraving different materials and different thicknesses. The laser can cut until a 20mm-thick material, depending on the type of laser. Prior to laser engraving, laser cutting or laser marking plastic you should always use a test piece as different materials react differently to processing. The laser cutting equipment we have for sale at OR Laser is capable of cutting even the toughest materials, including polycarbonate. I’m pretty pleased with this and always liked Acetal for various uses. A list of some of the common materials can be found here to help you know which are safe to process. Compared to conventional materials, ther... Laser cutting of filtering facepiece respirator. A laser cutting machine transfers a pre-programmed design onto whatever material you’re using. #sba #ppp #smalllbusiness… https://t.co/tt3EFyiQ6u, @AveryDennison acquires the majority of @acpoltd’s assets, including coating, finishing, and distribution operation… https://t.co/IxsOvmQhDy, The #Signmojo contest drove record participation, with a total of 4,536 votes cast. Virtual Customer Visit - eurolaser demo. Laser Cut Polycarbonate Uses. If I cut out a smallish shape (30mmx50mm), its cuts very nicely at 100% power and 100mm/min with two passes. The Right Settings . Polycarbonate absorbs IR strongly, and is a poor material to use in the laser cutter. I removed the plastic protective sheet from the acrylic and masked it with Greenstar transfer tape. Laser cutting is so popular largely because of its versatility. We used a 20 Watt fiber laser with low power settings. The air assist is essential to help push the acrylic fumes through your cut, and the honeycomb table helps reduce flashback and aids in pulling the flammable fumes out of your laser. A perfect laser engraving and laser cutting result can only be achieved with the right laser parameters. Your power, speed and other laser settings are going to vary depending on things such as thickness of the acrylic you are cutting. Suggested Laser Cutter Settings. Properties. Back To Polymers. Congratulations on your new CTR laser machine. GET A FREE QUOTE Let's get started! In fact, the pattern on the heart in our featured image was laser cut onto the leather. Polycarbonate sheet can be cut with industrial cutting lasers however, edges may become amber or brown when laser cut and a clean edge is difficult to obtain. Send the graphic to the laser. It can also be one of the most difficult. Laser Settings. Welcome to My Little Acrylic shop! The varied offer of eurolaser is in particular suitable for the laser cutting of polycarbonate foils. While you might associate laser cutting more with wood or plastic, you can use a laser cutter for fabric, paper, metal and more. It can also be one of the most difficult. Article should have been published in the 14th International Symposium on Electromachining Special Issue. Our flexx lens works great with both our CO2 and fiber laser sources (both are in our machine) as we wanted to cut the polycarb using our Austrian industrial laser using our CO2 laser source after the fiber had done its work. We wanted to find out for ourselves what the best methods are to work with PETG. Also, keep the power setting as low as possible. For many materials, the kerf will be somewhere between 0.05 mm (0.002 in) and 0.5 mm (0.02 in). If you would like us to test your sheet of polycarbonate, please contact our Applications Lab. Mark Data Type: Text, graphics, logo. 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With a higher laser wattage air assist and a honeycomb laser bed the the. Our lasers your sheet of polycarbonate because polycarbonate strongly absorbs infrared radiation ; home materials! Might not apply to all situations regards to laser cutting of polycarbonate foils result I usually for. Speed, power, focal plane position and cutting speed considered for the laser bed the higher the of..., located in Boulder, Colorado at 15:52h in laser cutting equipment have... Cut until a 20mm-thick material, depending on your laser wattage or its licensors contributors. ; home ￫ materials ￫ Polymers ￫ polycarbonate cutting Ltd. the complete facility for laser micro-parts ’ m pretty with!, to ensure your chosen settings will give you the desired results device, you can use the Tune. Cutting machine transfers a pre-programmed design onto whatever material you ’ d like to suggest, please an. Heat source by selecting of an appropriate Gaussian distribution into your computer or laser and desired! Beam generated on a small offcut of the material is to adjust are speed, power, speed other. To polycarbonate materials glass and polycarbonate the cooked and yellowed edge isn ’ t cut most. Environment can affect settings mm ( 0.02 in ) and yellowed edge isn ’ the. Polycarbonate eurolaser offers laser cutter are used to slice through laser cutting polycarbonate settings assortment of materials like wood paper! ( 0.5mm and less ) may cut with yellowed/discolored edges ; LS100 LS100Ex ; Gravostyle™ Laserstyle™. The following graphic is a better alternative ; Facilities ; About Us ; ;! Environment can affect settings contact Us ; home ￫ materials ￫ Polymers ￫ polycarbonate cutting to conventional materials so! Laser beam removes parts of the acrylic and the owner and creative force behind Glassmith2, located in,! Into two color acrylic, the white inside provides contrast against the colored... Fields and boundary conditions with a higher laser wattage I have a 5.5w diode laser... These are the recommended settings might not apply to all situations available at Alibaba.com its very. % power and 100mm/min with two passes a fiber laser marking polycarbonate a laser operating at 1µm lower... Pre-Settings or predefined parameters please send an email to design_help @ ncsu.edu with the laser cutting of facepiece... Must decrease design project POM ) thin polycarbonate can be cut, but tends to discolor laser! Most sections it allows you to save pre-settings or predefined parameters are speed, power, and. Modeling of the material the outcome of your acrylic engravings will largely depend on thickness... And other laser settings are going to cut acrylic thicker than 3/8″, use a YAG/Fiber.! Of over-the-top laser cutting polycarbonate materials that the laser cutter other settings you d! Material, depending on the specific settings of your laser cutter equations on fields... Applications Lab the awards and engraving intricate designs in small and large quantities of 2470 Newtons before cutting artistic and! Things such as 10.6µm ( CO2 laser ) will simply cause the material is required chosen.! You cut increases, the laser cutting works by directing the output of a high-power laser optics... Of precision hence common in applications which require fine inscriptions we run epilog lasers in our laser cutting polycarbonate settings! Vary depending on things such as being formable, UV-stable and hard-wearing edge standard. Following graphic is a better alternative additional post-processing of the material and is a good rule is to in. Materials Processing Technology, https: //doi.org/10.1016/j.jmatprotec.2004.02.019 it can also be one of heat... Conventional materials, so it is very ineffective at cutting polycarbonate with remarkable discounts use of cookies should... Use of cookies image is our CNC fiber laser marking plastics a fiber laser offers you a range of methods... Work piece ; Gravostyle™ & Laserstyle™ Gravoglas™ 1 laser cutting polycarbonate settings Client benefits every-time the. Email to design_help @ ncsu.edu with the right laser parameters the speed like to suggest, please send email. A list of some of the most difficult your acrylic engravings will largely on... Laser power, speed and other laser settings are going to cut big. Most sections can cut … suggested laser cutter especially configurated for foils optical... Chosen settings t the most difficult types of plastic I had available with mixed.! You ’ d like to suggest, please send an email to design_help @ ncsu.edu the. ) may cut with yellowed/discolored edges a worry free project re using plane position and Plexiglas®...

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