However, due to the relatively low melting point of polyethylene, laser marking and engraving can lead … Thank you for subscribing to our newsletter. Amongst other things, ... chemically resistant, durable and virtually unbreakable, and perfect for marking and cutting with CO 2 laser. In Ref. Trotec Laser Engraving & Laser Cutting Machines. Laser marking of plastic, or plastic engraving, is a process during which components are labelled or marked with the aid of a laser. along with other resins for marking with variety of different lasers like 1064 nm Nd:YAG-Laser, fiber laser and solid state lasers. Some of the benefits of laser marking polyethylene include: Polyethylene withstands extreme UV exposure and substantial salt spray testing High contrast marking is possible on any color of polyethylene Laser marks on polyethylene are clear, distinct and precise Due to the thermal laser process, the cut edges of the foils will be melted in one working step. The laser beam vaporizes the polyethylene to create clean and crisp lettering and image. In the case of plastics, the process is characterized by a fast marking speed and low cycle times. Color laser engraving can essentially be broken down into two subsets, that of color laser engraving on metal and color laser marking on plastic. Especially the high precision and flexibility are crucial arguments for laser systems. The polymer that the plastic parts are made up of dictates the methods used and the energy input needed to laser mark the plastic. Thanks to the low set-up times and flexibility that a marking laser offers, you can mark small batch sizes easily and economically. As well marking plastics, we also have CO2 lasers that operate as plastic engraving machines, as well as cutting plastics up to 1/2" thick. Although it is more difficult to laser mark than polypropylene or PV., the additives present in polyethylene plastic allows the application of a laser mark with a high contrast identifier, when proper laser parameters and wavelength are used. Although it is more difficult to laser mark than polypropylene or PV., the additives present in polyethylene plastic allows the application of a laser mark with a high contrast identifier, when proper laser parameters and wavelength are used. Polyethylene does not readily absorb the energy of a 1.06 micron fiber laser. Key button and rocker switches: Technical controls in day-night design The day/night design marking allows for a perfect visibility of symbols and signs on backlit operational controls in any lighting conditions. The polymer that the plastic parts are made of dictates the methods used and also the energy input needed to laser the plastic. With a tolerance range of 6 mm, it is perfect to mark flat surfaces either moving or immobile. UV Laser Marking Machine : Well-suited for marking heat-sensitive materials, including a number of plastics, from HDPE and silicone to polycarbonate and polyethylene. PET/PETG is used for machine protection devices, glazing, shop and trade show furnishings and in the general furniture sector. Manufacturers also use laser marking to create images on curved surfaces and hard-to-reach areas. For plastics Laser Marking, the mechanism is to irradiate the polymer with a high-energy radiation source, e.g., Ytterbium fiber laser. The result of the laser marking largely depends on the type of plastic being used, any additives in the plastic (such as dyes) and the type of laser being used to mark it. Laser marking systems for polyethylene are very low maintenance and consumable free. If etching or deep engraving is desired, a CO2 laser will be the laser of choice. (27), Au nanoparticles (average diameter of 3 nm) dispersed in ethylcellulose was applied to an absorber for laser microfabrication of a transparent plastic. "On-the-fly" laser marking is one of the most highly specialized applications performed on molded and extruded products such as wire/cable, tubes, and pipes. Laser engraving and laser marking of polyethylene are possible using a CO 2 laser. With a fiber laser, you can mark a variety of different commercially used plastics, such as polycarbonate, ABS, polyamide, and many more with a permanent, quick, high-quality finish. The CO2 laser is more often use for etching or engraving the plastic. You want to laser engrave into plastics. Feel free to contact us or to browse our website. Thank you for subscribing to our newsletter! Polyethylene terephthalate (PET) is a thermoplastic polyester material. Laser markings on polyethylene allow the generation of a high contrast white marking on any color. Laser marking allows the efficient and rapid marking of an identifier on a polyethylene surface, even in harsh environments. You can get more information on that product or learn more on laser marking, laser cleaning, laser safety and all things laser on our blog. If a high contrast marking is required, a pulsed fiber laser is used. Lasers can mark plastics using three different processes - Laser Foaming, Carbonising and Staining. The laser choice will depend on the application requirements. Our laser marking additives can be used in polyolefins like PP, HDPE, PS, ABS, PC, TPU, PET, PBT, Nylon, PVC and TPE etc. The contact-free method can also be used to mark hard-to-reach and curved surfaces of the part. The LXM laser series comprises CO2 laser with optical power ranging between 20 and 70 W. It is the ideal laser for marking rubber, polyethylene, ABS and other organic material such as ceramic. Applications. Laserax has developed extensive experience with polyethylene plastic laser marking, that allows the company to offer efficient marking processes for this very popular plastic. Linx provides product identification solutions for plastic marking including inks for enhanced adhesion, specifically designed to adhere to a wide variety of plastics and therefore suitable for printing on polyethylene (PE or PET), polypropylene (PP or OPP), HDPE, PVC and Nylon. The most widely used resin types are: AcrylonitrileButadiene Styrene (ABS): produces contrast by foaming and carbonisation. For laser marking of transparent plastic materials, polymer films with dispersed nanoparticles can be used as an absorber of a laser beam. For PVC, ABS, and polystyrene, both fundamental and green lasers show low transmission ratio and high absorption ratio, which ensures good marking. laser marking, laser cleaning, laser safety and all things laser. On the other hand, the transmission ratio for polyimide is about 30% with a green laser (532 nm) but more than 90% with a fundamental laser (1064 nm). Polyethylene is an important plastic used in packaging and bottling industries. Polyethylene and Polypropylene (PE & PP): Generally, the fiber laser generates a white mark on any plastic base color. With a wavelength of only 355 nm, this UV laser can create ultra-fine marks with high contrast. Laser marking on plastic Speaking about plastics means referring to derivatives from very different chemical compositions, which influence the performance … Plastics We provide an extensive range of systems for etching, engraving and laser marking plastic. Printing on Plastic. In this video, an LXM laser system is used to brand a rubber sample. In both cases, a proper fume extraction system is required to move the fumes from the work area. for polyamide, polyethylene, ABS and many other plastics. Linear marking speeds of text and machine vision codes can achieve 500 ft/min and faster, where inkless laser marking now replaces rotary gravure and pad printing… Includes an overview of the different technologies. Especially in medical technology and automotive engineering plastics are proving to be enormously efficient and are establishing technological trends. White paper Plastic Laser Marking. Marking speeds for polyolefin synthetic wine corks and undercap promotions on linerless beverage closures are capable of 2000 pieces/min for alphanumeric text and graphics (FIGURE 4). In many cases, laser marking uses fewer materials and costs much less than other labeling methods. Laser beam marking processes are suitable for a wide range of materials, including metals (for instance aluminium, stainless steel, brass, copper, chromium, and titanium), ceramics, and plastics (such as ABS, Plexiglas, PBT, polycarbonate, and polyethylene; plastic materials can become darker in colour with the blackening process or lighter with foamed marking). Laser marking of plastic, or plastic engraving, is a process during which components are labelled or marked with the aid of a laser. The LXM laser series comprises CO2 laser with optical power ranging between 20 and 70 W. It is the ideal laser for marking rubber, polyethylene, ABS and other organic material such as ceramic. Check out our 2020 buyer's guide to the top 10 laser marking machines. Looking for a laser marking machine? There are many options for laser engraving and laser etching plastics. You want to bring your expensive outsourcing of marking inhouse. Whether you need to mark acrylic, polypropylene, polyethylene, polycarbonate, ABS, PVC, Polystyrene, Silicone, Polyamide or another type of plastic, we have suitable machines for identification marks, imagery and far more. Laser marking operates via fast, noncontact techniques to produce clear codes and images that resist temperature extremes, abrasion, and time. Laser marking on plastics in the medical and automotive industry Its versatility and its relatively low cost make plastic a universal material. Plastics. Laser marking on polyethylene can be obtained with either a CO2 or a fiber laser source. Color Laser Marking on Plastics As of this writing, color laser markings for plastics is still limited, but recently developed techniques may … Carbonizing on the other hand enables strong contrasts on bright surfaces. Foaming works on all polymers, but also on some metals. The marking comprises a company logo and text. Plastic types suitable. Polyethylene laser marking Polyethylene is an important plastic used in packaging and bottling industries. CO 2 laser cutter are ideally suitable for the cutting and marking of polyethylene foils. They’re certified for the IP67 class protection, and offer a laser power of up to a 100 W. The LXM Series provides flexibility and durability without compromising on precision or speed. The LXQ series offers the most efficient and reliable industrial laser marking machines on the market. Connect the laser to your computer through an ethernet or USB connection. The radiant energy is absorbed locally by the material and converted to thermal energy which induces reactions in the target polymer substrate. The laser marking machine for plastic works on a low power level and longer pulses. Marking behavior of plastic is highly variable based on different components, and additives. Laser marked identifiers on polyethylene surface can withstand heavy salt spray testing and intense UV exposure. 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