how charring leather is when laser-cut largely depends on how it's been treated. The laser cutter has the ability to accurately cut or etch numerous materials such as wood, paper, cork, and some kinds of plastics. Expanded polyethylene (aka polyethylene foam) is one of the most popular foams used in the industrial sector, due to its lightness, insulating properties and resistance. Can I also cut at a slant with the laser? It's the same reason why you shouldn't cut/engrave ABS. Any life near your ventilation outlet is at risk and this will also contribute to environmental pollution. Laser processing these materials creates dangerous gases or dust. In which case you ideally shouldn't laser cut it, lest you desire your home-made Bhopal disaster (yes, I know, different chemicals). Foam is used for many different applications including suitcase inserts or padding, seals and artistic applications like souvenirs or photo frames. The materials that the laser can cut materials like wood, paper, cork, and some kinds of plastics. Even for larger quantities laser cutting now constitutes a real alternative to conventional processing methods such as die and knife cutters (cutting plotters). Adhesives can be silicone, acrylic, rubber, or hybrid based that cut through the carrier film or stopping in the carrier film (‘kiss-cut‘) for ‘peel and stick’ applications. Press J to jump to the feed. The emissions generated by cutting with CO 2 lasers can be filtered by filter systems.In order to continuously expand our sample archive, we can also test your material in our application laboratory and create a detailed report for you. The material just outside of the laser's spot or path will conduct some heat but not enough for complete and thorough ablation. Hydrogen cyanide (HCN) is bad news. Laser Cutting - nothing compares to the quality of a laser cut on many materials. We would be glad to advise you on the topic of the laser cutting of polyurethane, on our laser systems and special options for the processing of plastic. #3 I will almost always avoid unless the job is very very small, one-off, and my point-of-exhaust for ventilation is not anywhere that a life form could be impacted. If there's enough oxygen in the air, inert gasses like neon or argon won't do anything whatsoever. All rights reserved. Tool configuration, geometry, and placement, as well as rpm are dependent on what hardness the urethane is and what the operation is. The cutting of polyurethane with CO2 laser systems is characterized by a high level of precision and flexibility. For example, rigid foam is used in the shoe industry for the soles of shoes, for sponges for domestic use and for insulation purposes. We can laser cut open cell and close cell polyurethane foam up to 1″ thick. Machining Polyurethanes: Turning O.D. This area of thermal affect is often referred to as the heat affected zone or HAZ. Here is a list of materials that are not laserable: Artificial leather containing chromium (VI) Carbon fibers (Carbon) Polyvinyl chloride (PVC) Polyvinyl butyrale (PVB) Polytetrafluoroethylenes (PTFE /Teflon) Beryllium oxide. There are advantages to using a polyurethane molding. its not safe to breath in anything that's not air. A lot of lasers are sold primarily geared toward etching, so they have a very short focal length. This particular laser cutting tool is a popular alternative to other manufacturing tools. But the lenses are replaceable, so it is just a matter of making sure you are using the right one. Other CO2 laser cutters for cutting polyurethane (PUR). As you can see from the reverse picture, it has a pretty cool cut pattern. Because these metals are so hard, etching or engraving is typically not recommended. Polyurethane Material Polyurethane is a friendly material for the laser. The laser can cut or etch. You can work directly from the design program, which is very important especially in the area of rapid prototyping. The cutting of polyurethane with CO 2 laser systems is characterized by a high level of precision and flexibility. Minimizing the energy from where you are today could come from either increasing speed, decreasing power, or both. While other sources call polyurethanes safe to cut or recommend it for laser cutting: https://www.lasercuttingshapes.com/materials/ https://www.eurolaser.com/materials/polyurethane-pur/ When in doubt I'll opt not to cut it, but curious if anyone has additional insights. For these reasons, CO 2 lasers are commonly employed for laser ablation of polyurethane foam. Foam cutting with a laser machine … How does the way you store acrylic affect the cutting edge? MLT’s laser cut adhesives and tapes are selected based on environmental, thermal, cure, bond strength, chemical resistance, and … Most elastomers vaporize quickly when cut with a laser, resulting in smooth and straight edges with minimal heat … MDF/Engineered woods 1/4" These are okay to use but may experience a higher amount of charring when cut. Laser cutting systems are generally superbly suited to the processing of various foams. A wide variety of polyurethane laser cutting options are available to you, such as ccc, iso. Hier ist unsere Auswahl der besten Laser-Cutter auf dem Markt, sowie alles zum Thema Laserschneiden, was du wissen musst. Helium is also fine. Each and every XT Laser series is capable of marking on tungsten and carbide and the ideal system for your application depends on your marking requirements. Etching can be done on almost anything, wood, cardboard, aluminum, stainless steel, plastic, marble, stone, tile, and glass. What is confusing about this is that polyurethane is generally considered a very "laser friendly" material to cut (stated all over the place on laser hobbyist and professional websites under acceptable materials). A place to share your laser cutter creations, tips, questions and other laser cutter related information. © 2015 - 2019 eurolaser GmbH. Release Time:2016/06/08 Materials all Browsing Times:2150 . But how do you determine what makes up the material you want to laser cut or engrave? Producing the same gasses that were used in gas chambers seems pretty darn dangerous and like there should be red flags up everywhere. Polyurethane (PUR) is a plastic or synthetic resin. Laser Engraving - find out how Epilog's laser engravers can create beautiful engravings . The diverse system sizes from eurolaser are suitable for both large-format textiles and foams and the exact cutting of foil sheets. The diverse system sizes from eurolaser are suitable for both large-format textiles and foams and the exact cutting of foil sheets. * The recommended settings might not apply to all situations. Press question mark to learn the rest of the keyboard shortcuts, http://www.materialseducation.org/educators/matedu-modules/docs/Laser_Cutter_Materials.pdf, https://www.synrad.com/sites/default/files/2018-07/Laser%20Processing%20Guide%20%28Plastics%29%201.04_0.pdf, https://www.lasercuttingshapes.com/materials/, https://www.eurolaser.com/materials/polyurethane-pur/. The parallel use of CO Foams made of polyester (PES), polyethylene (PE), polyurethane (PUR) are well suited for laser cutting, laser engraving and laser marking. That gives them a very small dot, which gives a sharper etched image, but it also means they can only cut very thin materials. If the laser power is sufficiently high, the laser beam will cut completely through the material. How to Cut Polyurethane Moulding. While there was no penetration, it appears that slower cuts or thinner stock would work. After I'm done I'll be careful to clean all exposed surfaces within the machine with solvent and carefully dispose of the rags. Plywood/Composite woods 1/4" These contain glue, and may not laser cut as well as solid wood. PUR, PU, Cellasto ®, Elastocoat ®, Elastoflex ®, Elastofoam ®, Elastolit ®, Elastopal ®, Elastopan ®, Elastopor ®, Lupranol ®, Baydur ®, Bayfill ®, Bayflex ®, Baylit ®, Baymer ®, Baytherm ®, Desmodur ®, You will find videos showing the laser cutting of polyurethane at eurolaser.tv. The MSDS for Elastollan (BASF's trade name for TPU) states: Decomposition products: carbon monoxide, carbon dioxide, hydrogen cyanide. I'm getting some conflicting information when searching for safety information on laser cutting TPU. The main materials shops will process will include wood, cardboard, aluminum, stainless steel, plastic, tile, … Polyurethane is also used for foils and textiles, in particular for technical applications. The properties of PUR determine how it is used. The versatility of laser cutters is remarkable, considering they can cut, mark and etch. Laser Engraving - find out how Epilog's laser engravers can create beautiful engravings . or please call for your individual consulting! Material will emit gasses/particulate that are hazardous or poisonous to life. #1 can be mitigated by a few "test fires" while holding a fire extinguisher at ready, but the worst case is messy, #2 I will always avoid because the machines are expensive and high-maintenance as they are. Expanded polystyrene, expanded polyurethane and expanded polyethylene all belong to this category of materials. New comments cannot be posted and votes cannot be cast, More posts from the lasercutting community. This foam is ideal for laser cutting. Numerous types of gaskets and foam parts are easily laser cut with our lasers. By the 3rd try, the kerf is pretty tight. These resources caution against cutting polyurethane due to HCN gas: http://www.materialseducation.org/educators/matedu-modules/docs/Laser_Cutter_Materials.pdf https://www.synrad.com/sites/default/files/2018-07/Laser%20Processing%20Guide%20%28Plastics%29%201.04_0.pdf, While other sources call polyurethanes safe to cut or recommend it for laser cutting: https://www.lasercuttingshapes.com/materials/ https://www.eurolaser.com/materials/polyurethane-pur/. How does simple compressed air affect the laser cutting process? My thoughts on 3 possible pitfalls with cutting new/unknown material: Material will absorb all energy and catch fire, or will melt instead of cutting cleanly, Material will emit gasses/particulate that is corrosive, which over time could degrade the machine's electronics/components (Like Chlorine gas). Paper, card stock thin Cuts very well on the laser cutter, and also very quickly. its not safe to breath in anything that's not air. Even then I'll cringe pretty hard while doing it and I probably should not do it at all. Tungsten and carbide are receptive laser marking metals and laser engraving metals. Laser Marking - how can you affordably mark metal parts with barcodes and logos? Its properties make polyurethane a versatile material that is very durable, mould and mildew resistant and, depending on manufacture, hard and brittle or soft and flexible. … These gasses are used for breathing gasses (space suits, diving, etc). Compared to the complex water jet cutting process, the laser is significantly faster, more flexible and more efficient. In the case of 3M Polyurethane Foam, virtually no HAZ is created because the low density foam structure … Cardboard, carton thicker Cuts well but may catch fire. Laser Cutting of Elastomers The energy of a CO 2 laser beam is easily absorbed by most elastomers, causing the material directly in the path of the laser beam to rapidly heat up and vaporize. Do I need any special software to control a eurolaser system? About 8% of these are laser cutting machines, 1% are sheet metal fabrication. If you look at the pic above for step 4, you can see the cut on the left has a pretty wide kerf even on the top surface. Foam inlay – laser cutting in the packaging industry, Clean and perfect cut edges - no reworking necessary, No material fixation necessary – thanks to the vacuum table, No cleaning of the knives necessary - no parts stick after cutting, No tool wear so therefore consistently high cutting quality, High degree of flexibility in the choice of contours – without any need for tool construction or changeover, High level of flexibility due to the combined cutting with, Unique choice of different table sizes – suitable for all standard sizes, Processing of very large formats thanks to seamless continuation of cutting. As for charring, it often depends very much on the particular material, including contaminants, e.g. For 1600mW Laser Module, you can use the Fine Tune Work Origin feature to achieve the best cutting result. More and more companies have come to recognize the benefits of high precision and virtually maintenance-free processing that the tool "laser" has to offer. Which laser classes apply for eurolaser systems? Now that you know the technicalities, we can talk about why CO2 laser cutting is a fantastic tool for treating thermoplastics. Precise foam cutting with Trotec laser cutters. Laser etching can produce great results on almost any organic material. Laser Cutting - nothing compares to the quality of a laser cut on many materials. Particulate left behind in vent system and within the machine could be hazardous if ingested. * Make sure that you’ve set the best work origin for laser engraving and cutting. Alibaba.com offers 305 polyurethane laser cutting products. Engraving and cutting these materials can cause irreversible damage to your machine, so determining the components of your cutting and engraving materials is extremely important. I cut it with the plastic sheeting on, which may have burned into the cut discoloring it. The parallel use of CO2 lasers and knife inserts on one machine transforms your eurolaser system into a universal cutter. Acrylate polymers, for example, react especially well to CO2 laser cutting. make sure your ventilation is good and give it a shot. Yes I realize everything about #3 is bad, and I should feel bad, and I do, which is why I avoid going there as much as possible. When in doubt I'll opt not to cut it, but curious if anyone has additional insights. Eurolaser.com isn't a good source for this kind of thing. Polyurethane molding looks nearly identical to wood molding, but is made of a lightweight, polyurethane resin. Laser marking, laser engraving and laser cutting polyurethane foam, PUR. Soft foam made of polyurethane is used, for example, for inlays in the packaging industry. Certification as a laser system operator (2-day course), LaserScout software and the PLANNER module. 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