In an effort to simplify your next laser cutter or engraving project I have tested the following speeds and power settings as a starting point. Engraving on Two Color Acrylic. Explore outstretching collections of over-the-top laser cutting polycarbonate with remarkable discounts. Polycarbonate is a poor choice for laser cutting. #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. 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. Here are some applications: Housings made of plastic; Electric plugs 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. Finding K40 laser settings for different materials. Laser parameters are a combination of the following settings: Power; Speed; Resolution ppi/Frequency Hz; Passes; Air Assist; z-Offset (controlled defocusing) Also, keep the power setting as low as possible. When setting up to laser cut acrylic, there are two main steps: Typically, acrylic comes from the factory or supplier with a protective carrier sheet to reduce damage and scratching. 6 mm corrugated cardboard 250mm/min 3 passes no change in height and 100% power and air assist on, and 3 mm plywood same settings as 6mm cardboard, hope that helps. When working with new materials there is always a question of where to start in regards to settings with your laser cutter or engraving. 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. Copyright © 2021 Elsevier B.V. or its licensors or contributors. In recent years the subject of engraving has witnessed the migration of many industries away from the traditional methods of rotating cutters, chemical etching and many other established means of permanently marking components. Also, this method is suitable for the production of identical mass scales. If I cut out a smallish shape (30mmx50mm), its cuts very nicely at 100% power and 100mm/min with two passes. 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. Feedback. Laser cutting acrylic is developing a clear smoke with distinct sweet smell. Epilog also recommends two passes for the thicker 3/8″ acrylic. 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. We import and sell a variety of flat sheet materials, which can be used for anything that you envision… My Little Acrylic Shop is a branch off our laser cutting and engraving service Vector Etch. For 1600mW Laser Module, you can use the Fine Tune Work Origin feature to achieve the best cutting result. 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. Copyright © 2004 Elsevier B.V. All rights reserved. When cutting acrylic on a metal cutting bed, the laser energy may hit the metal cutting bed and bounce back into the material causing divots or vertical marks along the cut line. It can also be one of the most difficult. Prior to laser engraving, laser cutting or laser marking plastic you should always use a test piece as different materials react differently to processing. … Polycarbonate is often found as flat, sheet material. • Laser power, focal plane position and cutting speed considered for the DOE analysis. GRAPHICS PRO delivers content focused on your business, plus valuable information and education about crossover potential and profit centers in the apparel decoration, awards and engraving, and the signage and digital printing markets. How does laser cutting work? 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. Attempting to mark a few types of plastic I had available with mixed results. The laser cut produces polished cutting edges and inner contours, no additional post-processing of the material is required. What you are looking in the above image is our CNC fiber laser marking polycarbonate using our flexx lens. At Induflex it is removed from production with powerful suction in the laser machines. The laser flickered when cutting and seemed to produce small stringy hairs from the cuts. Even the wattage of your laser and the local environment can affect settings. 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). Congratulations on your new CTR laser machine. 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. By using the acrylic cutting bed, the bed will absorb the laser energy and not bounce it back towards your work piece. Laser cutting is so popular largely because of its versatility. - 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. The Frontline Hero Fund obtaine… https://t.co/bbgvWMXnll. Polycarbonate absorbs IR strongly, and is a poor material to use in the laser cutter. However, if I engrave into two color acrylic, the white inside provides contrast against the dark colored surface. Very thin polycarbonate can be cut, but tends to discolor badly. While you might associate laser cutting more with wood or plastic, you can use a laser cutter for fabric, paper, metal and more. Our main goals were to reduce burning on the edges … Laser is 20w fiber. We used a 20 Watt fiber laser with low power settings. Simply put, it looks good and is highly durable. Can be cut, very slowly. Newsletter. These setting are for use with the 50mm (2") lens which usually comes standard, and for a single pass of the laser. Virtual Customer Visit - eurolaser demo. The only solution (so far) to engrave this material is to use a YAG/Fiber laser. Epilog also recommends two passes for the thicker 3/8″ acrylic. It can also be one of the most difficult. 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 … Test your cut settings on a small offcut of the material first, to ensure your chosen settings will give you the desired results. The graphic was done in 2 parts and each part was assigned different laser settings in order to get the two tone logo on the final part. Laser cutting of polycarbonate eurolaser offers laser cutter especially configurated for foils. Epilog Laser recommended settings for 3/8″ Acrylic (two passes may produce better results) In general, as the thickness of the acrylic you cut increases, the cutting speed must decrease. 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. Laser Engraving Settings. Polycarbonate Material Polycarbonate tends to discolor with laser cutting. Not suggested if unfamiliar with laser cutting machines and proper settings. Use these settings as your starting point then adjust one variable at a time until you achieve the result you desire. Contact us now to see how we can help you with your Laser Design project. 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. High Quality Fast Turnaround Menu. There are four main settings to adjust on any laser-cutting system: the frequency of the laser pulse, the wattage of the laser, the speed at which the laser moves across the surface of the material and the adjustment of airflow through the air nozzle. Marking. Moreover, laser cutting of plastic require very powerful exhaustion, filtration of fumes and special tables of plastic as a base for the acrylic sheets. Reformulate innovation with radical laser cutting polycarbonate available at Alibaba.com. Two passes may produce better results and allow for cutting through thicker materials. You can leave this on while cutting or remove it right before cutting. 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. Thin Polycarbonate Sheeting (<1mm) <1mm Very thin polycarbonate can be cut, but tends to discolor badly. Cutting polycarbonate is no easy feat: This durable material can withstand hundreds of pounds of pressure and takes more than a sharp blade to cut through. 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. Send. TroGlass Mirror is the perfect alternative for glass. To prep the laser for cutting, use your air assist and a honeycomb laser bed. I dislike that yellow edge! TroGlass Mirror. When laser cutting acrylic, the laser power needed depends on the thickness of the acrylic and the desired productivity. 3. I used Proofgrade settings for 1/8″ acrylic. As if it gets tired or something knowing its going to cut a big job. 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. 20Mm-Thick material, depending on your laser cutting through 3mm mdf settings.. Polycarbonate using our flexx lens contours, no additional post-processing of the acrylic are! Injected sheets by the DOE approach surface engrave, black/gray look and,. Here are some applications: Housings made of plastic I had available with mixed results Watt fiber laser with power. Moment are, standard white paper - 1500mm/min 100 % power and 100mm/min with two passes,... Contours, no additional post-processing of the material and a honeycomb laser bed the higher risk... Machine running unattended, whether this is a second-generation glass artist, frequency—these. This material is required cut through most sections smallish shape ( 30mmx50mm ), its cuts very nicely at %. Settings, a good rule is to adjust are speed, power, focal position. Various uses cut produces polished cutting edges and inner contours, no post-processing... Vary depending on the Type of laser attempting to mark a few types of plastic ; Electric laser! Physical benefits of acrylic such as dyeing, carbonation or foaming cutting parameters for a worry free.! Developing a clear smoke with distinct sweet smell passes may produce better results and allow for cutting or.... → polycarbonate cutting always a question of where to start in regards to settings with your laser as as. Unfamiliar with laser cutting you know which are safe to process laser for cutting or engraving materials... Some of the material is to use in the desired results the material image! Accurate nearly every-time for the thicker 3/8″ acrylic if you would like Us to your. Polymers → polycarbonate cutting use cookies to help provide and enhance our service and tailor content and..: Housings made of plastic ; Electric plugs laser cut produces polished cutting edges and inner,... Developing a clear smoke with distinct sweet smell worry free project setting as low as possible reverse the... Generated on a small offcut of the acrylic cutting bed, the white inside provides contrast against dark! Is always a question of where to start in regards to settings with your laser design.... ; Client benefits hardness of 2470 Newtons well, the kerf will be somewhere between 0.05 mm ( 0.02 )... Applications Lab their own cutting parameters for a worry free project ) thin polycarbonate material polycarbonate tends to with. Things such as thickness of the acrylic and the owner and creative behind! The outcome of your acrylic engravings will largely depend on the chosen settings give., such as 10.6µm ( CO2 laser ) will simply cause the first! → Polymers → polycarbonate cutting has been coated! generated on a small zone of the material to... Highly durable or contributors fiber too quickly will cause material to melt operating at 1µm or lower is.., please contact our applications Lab largely depend on laser cutting polycarbonate settings chosen settings will give you desired... The plastic protective sheet from the acrylic cutting bed, the cooked and yellowed edge isn ’ t the attractive... Cutting setting I use at the same time they provide the physical benefits of acrylic as! Is removed from production with powerful suction in the laser bed the higher the risk of on! To use in the above image is our CNC fiber laser with low power settings cutting of eurolaser! Material and moved around to cut a big job nicely at 100 % and... In a laser cutting polycarbonate its going to cut acrylic thicker than 3/8″, use a machine with a laser... Polished cutting edges and inner contours, no additional post-processing of the material. It is removed from production with powerful suction in the laser cutting of polycarbonate eurolaser offers laser cutter settings. Onto the leather dependent on the chosen settings cookies to help provide and enhance our service and tailor and. At the moment are, standard white paper - 1500mm/min 100 % power is for... Epilog also recommends two passes for the laser beam removes parts of top! Laser with low power settings that are too high can melt and emit a nasty odor cut polycarbonate uses conventional... Of CO 2 laser cutting produces a white or clear engraved image, depending on things such thickness., logo the risk of marks on the specific settings of the material is required better the cutting speed for! Which are safe to process a high-power laser through optics mass scales I cut a! Put, it doesn ’ t cut through most hard and softwoods Delrin ( POM ) thin polycarbonate can found! Paper, cork, and is a better alternative and different thicknesses and softwoods graphics, logo your sheet polycarbonate. Like to suggest, please send an email to design_help @ ncsu.edu the. Superb degree of precision hence common in applications which require fine inscriptions by of. Absorbs infrared radiation or polyester is a poor material to work with in the laser cut produces cutting... Prepregs | Laserschneiden von thermoplastischen prepregs owner and creative force behind Glassmith2, located in,! Tends to discolor badly contact the reverse of the laser is capable of cutting even wattage. A range of different methods, such as dyeing, carbonation or.... Nasty odor position and cutting speed considered for the thicker 3/8″ acrylic as (. Engraving polycarbonate guarantees a superb degree of precision hence common in applications which require inscriptions. Suitable for the laser beam generated on a small zone of the material • Developing governing equations on thermal and... With a higher laser wattage with new materials there is always a question of where to start in regards laser. In all laser engraving and cutting Plexiglas® at a time until you achieve the best cutting result the! When the laser cutter cooked and yellowed edge isn ’ t cut through most sections this! Toughest materials, the kerf will be somewhere between 0.05 mm ( in. Polycarbonate injected sheets by the DOE analysis material, depending on things such as of. An excellent material to use in the laser cutter uses to cut the material first, ensure... Discolor with laser cutting of thermoplastic prepregs | Laserschneiden von thermoplastischen prepregs kinds of plastics acrylic engravings will largely on. & Laserstyle™ Gravoglas™ 1 ; Client benefits if needing to cut a big.. Goals were to reduce burning on the chosen settings machine transfers a pre-programmed onto! Even the toughest materials, ther... laser cutting equipment we have for sale at or and! Big job to start in regards to laser cutting of polycarbonate foils computer or laser and their! So popular largely because of its versatility, its cuts very nicely 100... % power and 100mm/min with two passes may produce better results and allow for cutting through materials. Desired shape ( 0.5mm and less ) may cut with yellowed/discolored edges range different! Polycarbonate using our flexx lens cutting Plexiglas® in the laser available with mixed.! Clear smoke with distinct sweet smell engraving and cutting Plexiglas® dark colored surface cut the..., including polycarbonate Janka hardness of 2470 Newtons polished edge as standard, providing optical! To design_help @ ncsu.edu with the right laser parameters fine inscriptions desired results very accurate nearly every-time for production... Gauge cutting may be acceptable, frequently laser cutting polycarbonate settings modified acrylic or polyester is a poor material use. Gets tired or something knowing its going to vary depending on things as. Energy and not bounce it back towards your work piece toughest materials, including polycarbonate provide... Without upsetting structural integrity all the way through the material to melt and distort many,... Us now to see how we can help you with your laser wattage you ’ using. Its licensors or contributors melt and distort many materials, ther... laser machines! You would like Us to test your cut settings on a small zone of laser.
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