The use of a laser to irradiate the plastic in order to color it without engraving it, ensures minimal damage to the object during marking. In the event there wasn’t any label, clearly you wouldn’t have to peel one off in order to make your bottle recyclable. Above all, it has become more important in the context of quality assurance and traceability. These lasers emit in the infrared, but their output can be converted into green or ultraviolet (UV) light, too. The polymer that the plastic parts are made of dictates the methods used and also the energy input needed to laser the plastic. Laser marking is a permanent and customizable method of marking plastic parts. This website uses cookies to improve functionality and performance. It offers total transparency in clear plastics and … For most laser marking applications, solid-state lasers such as Nd:YAG, fibre lasers and CO2 lasers are the ideal beam sources. Panasonic offers: Pretests and transmission measurement Planning a defect-free installation of single components. La surface du produit est colorée photochimiquement. Our specialty compounds have the ability to deliver an excellent mark for both transparent and non-transparent plastics. Loading... Close. Thus, circulative recycling will be promoted through coordination among these three sectors. Use the heat of laser radiation to weld and join plastic parts. The result of the laser marking depends, to a significant extent, on the type of plastic, additives such as dyes and the type of laser. Laser marking is becoming more and more frequent in industrial applications as they are seen as particularly reliable and provide numerous advantages. This laser is also used very frequently in practice. The printed letters are easy to see. “AF-Color LA” masterbatches incorporate laser-sensitive additives from AF … Lasers can mark products with various geometries in a fully computer-controlled process with high reproducibility and reliability. Particularly in the labelling of plastics, laser marking has developed into an established method. Skip navigation Sign in. TECASON P MT black is suited primarily to applications in the medical industry. (27), Au nanoparticles (average diameter of 3 nm) dispersed in ethylcellulose was applied to an absorber for laser microfabrication of a transparent plastic. Lasering POM, in particular, is often a challenge, which is why TECAFORM AH LM white has been modified with a laser additive. Nd:YAG stands for neodymium-doped yttrium aluminium garnet laser. Ampacet laser marking products are compatible with most polymers and can be used with all laser types to provide high levels of contrast and shading. Laser Printing on Plastic. The advent of higher wavelength fiber lasers has all but removed the need for absorbers in most clear-to-clear welding applications. Thanks to the low set-up times and flexibility that a marking laser offers, you can mark small batch sizes easily and economically. Plastics are a widely used material in manufacturing industry. Gravure et marquage laser hygiénique de plastiques pour la technologie médicale à l'aide de marqueurs laser UV. Recycling companies will be able to reduce costs as they no longer need to remove any unwanted labels. Laser marking plastic phone case . Accordingly, efforts are being made to promote bottle-to-bottle recycling. And both printing and adhesive labels fall short in terms of cost (think of the consumables), environmental impact, permanence, visibility, speed, flexibility, and maintenance. This behaviour is also used in the laser welding of plastics, during which one welding partner absorbs the laser beam and the other welding partner is transparent for the laser beam. Laser marking is a non-contact optical process in which the plastic has to absorb the laser beam. De plus, il est possible de marquer en une seule fois une zone de 330 × 330 mm max., ce qui contribue à réduire les frais en équipements mécaniques, indispensables pour déplacer la cible … (Example) Welding of transparent plastic and colored plastic. transparent, boosted by multiple additives, etc. along with other resins for marking with variety of different lasers like 1064 nm Nd:YAG-Laser, fiber laser and solid state lasers. Traditional welding can cause vibration which may affect the product or produce burrs. Ricoh Group companies are striving tirelessly to develop solutions that reduce any adverse impacts on the environment at the same time as increasing their own recycling capabilities. Plastic garbage is a global concern, and Japan has formulated a resource circulation strategy for plastics. A completely transparent laser additive has been developed over a period many years. Laser marking is extremely robust and also forgery-proof. Lorsque la cible est un objet transparent, le marqueur laser idéal pour toute opération de pelage et de découpage est le marqueur laser CO 2. A marking in which it appears that white characters are floating from the surface is possible for transparent or translucent PET plastic. Nous utilisons les plastiques de qualité inégalé Rowmark! Ricoh's new technology uses a laser beam to mark plastic bottles and can draw letters as well as patterns on them. To create permanent marks that convey essential information as well as aesthetic qualities, many manufacturers use laser marking. TECAFORM AH LM white is a modified POM-C that is lasermarkable (UV) and complies with requirements of food and pharma industry. It is worth mentioning that marking the transparent plastics with a 2μm laser can be based on two very different physical mechanisms, namely ablation and melting with re-solidification. A promising alternative is to use a laser to alter the surface of a plastic bottle. … A variety of laser media are used here, and these differ in how the laser is generated. A holeless marking can be achieved on plastics ranging from PET bottles to thin film materials. Our laser marking additives can be used in polyolefins like PP, HDPE, PS, ABS, PC, TPU, PET, PBT, Nylon, PVC and TPE etc. Beverage manufacturers will be able to reduce the cost of printing labels and make their products more environmentally friendly. Ricoh intends to extend the application of this technology from plastic bottles to other transparent resin products to provide new value. Countless applications across all industries benefit from this. Yet, information is required to be displayed on the bottle, so other means would need to be created in order to display the necessary information on the bottle. For additional information, please see our. At Ensinger, successful trials have been performed with the Nd:YAG solid-state laser. Bouchon en plastique marqué au laser . Ensinger therefore offers a selected portfolio of plastic stock shapes which are very suitable for laser marking. Laser marking is a non-contact optical process in which the plastic has to absorb the laser beam. Consumers will no longer need to peel off labels and they will spend less time classifying their recycling, thereby increasing their likelihood to recycle. For the latter, it is possible that rise in temperature in the later process may cause these marks to disappear if the temperature reaches beyond the melting point of the chosen plastic material. At Brilliance Laser Inks we can … Clear, semi-transparent, and opaque colored polymers, including nylons, polyethylene terephthalate (PET), polycarbonates, polyolefins, polyvinyl chloride (PVC), styrenics, and thermoplastic elastomers (TPUs) and thermoplastic polyurethanes (TPEs), are uniquely formulated using non-heavy metal, FDA/European Food Safety Authority (EFSA)-approved additives to achieve high-contrast marking quality (FIGURE 1). By clicking on the “OK” button, you agree to the use of cookies on this website. Irradiation d’une cible en plastique par laser afin de développer une couleur dans le matériau même de la cible. It uses a neodymium-doped YAG crystal as an active medium. Non-contact digital laser m… Search. For example, POM (acetal) and polyamide PA without modification do not usually display any colour change upon marking with a NdYAG laser. It only effects the surface (about 10 microns deep). laser marking machine for transparent plastic. Compared to lasers, other direct marking techniques like dot peen don’t always play well with plastic shapes and surfaces. During the lasering of plastic the result is influenced not only by the type of laser but also by the wavelength used. The strategy sets out a milestone: to attain 100% utilization of used plastic by 2035 by reusing, recycling, or by other means. For laser marking of transparent plastic materials, polymer films with dispersed nanoparticles can be used as an absorber of a laser beam. By scattering the light we can maximize the whiteness of any print. Laser marking of plastic, or plastic engraving, is a process during which components are labelled or marked with the aid of a laser. Panasonic offers: Inspection of assem-bly processes Integrating the welding process into the part design. Many plastics and thermoplastics can be laser marked. Laser marking is increasingly replacing conventional printing methods. With a Fiber laser, you can mark many different commercially used plastics, such as polycarbonate, ABS and polyamide with a permanent, quick, high-quality finish. German compounder AF-Color (Niederzissen; www.af-color.com) has introduced two colour masterbatches that are combined with additives for optimised laser-marking and improved laser-transparency in laser-welding applications.AF-Color is a subsidiary of Akro-Plastic (Niederzissen; www.akro-plastic.com). The successful marking with the settings I used is at the end of the video. (1) Optical technology The laser marking does not affect the properties of the plastic bottle. The laser marking does not affect the properties of the plastic bottle. along with other resins for marking with variety of different lasers like 1064 nm Nd:YAG-Laser, fiber laser and solid state lasers. Plastic Processing Plastic marking The optimal laser marker for this task is a hybrid laser marker that has a high peak power within the fundemental wavelength. Since laser welding does not make contact with products, it won't damage them or produce burrs. Application Services / Business Process Services. Pores may appear as a result of overheating when marking with high power. These include: Plastics that are highly recommended for laser marking: Other plastic materials that are well laser markable: The use of other lasers and changes to parameters may vary results. These formulations achieve line detail at impressive speeds on plastics that have historically been difficult to laser mark. In addition, you can mark areas of up to 330 × 330 mm, all at once, and reduce costs of mechanical equipment, thanks to the elimination of the need to transport the object, as with conventional methods. Especially in medical technology and automotive engineering plastics are proving to be enormously efficient and are establishing technological trends. Exemples d'applications de marquage laser et de gravage laser sur plastique . This technology will benefit consumers, beverage manufacturers, and recycling companies alike. The plastics are frequently given bar codes, articles or batch numbers for unique identification. Discover some examples of marking on different plastics here: This video is unavailable. The UV output option is a common choice for marking … Many plastics and thermoplastics can be laser marked. Lasers can be used to draw fine patterns directly onto the surface of a plastic bottle, allowing information to be displayed without using ink. Not all high-performance plastics are intrinsically capable of being laser marked. Three kinds of marking colours are possible: Dark marking (carbonisation) Light marking (foaming) Coloured marking (on black) The polymer type influences the tendency to achieve a light or a dark colour change (with 1064nm wavelength) TRANSPARENCY. Their ability to be produced and shaped at low cost, in addition to their unique properties, explain why they are present everywhere in our daily life. Voici un échantillon de la grande variété de couleur de plastique disponible! These include TECAFORM AH LM white, TECASON P MT and TECAPEEK natural. laser marking machine for transparent plastic. Les lasers CO 2 sont considérés comme des lasers de classe IV et leur utilisation est recommandée dans un système de classe I. Its application can also be of a high quality. (Exemple) Marquage de zone étendue sur un LSI L’irradiation laser pour colorer le plastique sans le graver garantit un endommagement minime de la cible. Molded plastic parts have become ubiquitous components of industrial equipment, medical devices, aerospace & aviation components, vehicle & marine parts and common household appliances. Factor de selección. Ricoh's new technology uses a laser beam to mark plastic bottles and can draw letters as well as patterns on them. What’s more, Laser marking can be integrated at any point of the assembly line as well as offline (or standalone), resulting in flexibility in marking and logistics. To recycle a plastic bottle, you need to remove the label from the bottle because they are made from different materials. Polymer clarity, spectral transmission, and base physical properties are not affected. This behavior is also utilized in the laser welding of plastics, during which one welding partner absorbs the laser beam and the other welding partner is transparent to the laser beam. Typically, a bottle is made of PET (polyethylene terephthalate) resin and a label is made from a different type of resin. Laser plastic welding 3 Injection molding 8 Quality management 9 Laser marking 10 Service 4 Storage 5 Handling/ feeding Suitability tests of common materi-als. Traitement du plastique; Traitement du plastique. Laser marking is a non-contact optical process in which the plastic has to absorb the laser beam. Plastics can be marked or engraved with laser marking machines in many ways. The most popular lasers for plastic applications are the famous UV laser, the green wave FlyPeak laser by LASIT and the traditional green light Laser, with fiber optic source. Il existe une panoplie de couleur de plastique gravable au laser. With this new alternative, labels can be eliminated, and therefore plastic garbage reduced. Using cookies should enable the user to use certain functions, share on social networks and edit messages and advertisements. In the case of plastics, the process is characterized by a fast marking speed and low cycle times. The contact-free method can also be used to mark hard-to-reach and curved surfaces of the part. Logos and illustrated designs and patterns can also be used. In contrast, the ablation-generated marking … In collaboration with beverage manufacturers and other related parties, Ricoh will promote circulative recycling by eliminating plastic bottle labels. Office Products, Services, Commercial & Industrial Printing, Supplies, Direct laser marking makes plastic bottles label-free. High resolution allows small letters (about 6 pt) to be used for ingredient information. This behaviour is also used in the laser welding of plastics, during which one welding partner absorbs the laser beam and the other welding partner is transparent for the laser beam. Further advantages of plastic laser marking (versus conventional marking technologies) are: During the laser marking through laser beam exposure, the plastics undergo optical surface changes. It only effects the surface (about 10 microns deep). In transparent laser plastic welding (TLPW) a higher wavelength laser is used, which interacts differently with the plastic than the typical 808nm or 980nm infrared lasers used in through-transmission welding. modified pom for laser marking - TECAFORM AH LM white, PEEK 30 glass filled - TECAPEEK GF30 natural, PP biocompatible - TECAPRO MT black/white, Permanent marking, as it is waterproof, wear- and heat-resistant, lightfast and resistant to chemicals, Maximum flexibility in the marking design – also suitable for locations that are hard to access, Simple handling, no pre or post-treatment required. PPSU medical grade material has improved performance in terms of temperature, impact strength and chemical resistance. Ink must not be directly printed onto plastic bottles, as in order to maintain recyclability, the guidelines from the Council for PET Bottle Recycling prohibit direct printing of materials other than PET on plastic bottles. The best results were obtained at a wavelength of 1064nm – this is also the one that is most frequently used. A distinction is drawn between gas, dye and solid-state lasers. From the production of technical plastics to the finished product, Technifor's solutions mark all types of plastic, both natural and colored. MARKiNG COLOURS. Laser marking on plastics in the medical and automotive industry Its versatility and its relatively low cost make plastic a universal material. Laser marking dark plastic tag . Our laser marking additives can be used in polyolefins like PP, HDPE, PS, ABS, PC, TPU, PET, PBT, Nylon, PVC and TPE etc. For plastics marking, the source is most typically a solid-state (vanadate) laser, since these provide the short pulse duration that usually delivers the most pronounced color or contrast change in the plastic without any thermal damage to the material. Le processus de marquage produit si peu de chaleur, que les produits sensibles et les matériaux délicats restent largement indemnes. Should a plastic’s properties dictate that it cannot be laser marked, it can usually be modified with a suitable additive or master-batch for plastic … Plastic laser marking. En d’autres termes, vous devrez protéger le point de marquage afin d’empêcher que des personnes ne regardent le laser ou placent les mains devant l’élément optique de sortie. Laser marking is the most flexible way of marking plastics and yields legible, sharp and indelible images. 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