0000003034 00000 n This specifies the power level of the laser as a percentage. 0000010705 00000 n half the available power of the laser. Because plastics and some polymers are soft and can burn while marking, Nd: YVO4 or Nd:YAG may be your best bet. Try our cut-to-size service for stainless steel, with various options of cuts, short production and delivery times available. Chrome Precious metals like silver and gold are very soft. The 532nm lasers are capable of marking directly onto printed circuit boards without exposing the underlying copper layer. Granular surface finishes offer little opportunity for polish. Coated and Painted Metal Because of this, a 20 watt fixed pulsewidth fiber laser is not allowed to work at pulse frequencies lower than 20 KHz. Etching or engraving is best in order to provide readability by humans and machines. A good example of material variability is delrin (AKA Acetal). Some coatings, such as powder coat, are thicker and require more intense laser settings to completely remove. 100% is the maximum power. Why Should I Purchase A Fiber Laser Marking Machine? A wider range of marked colors are available with a variable pulse width MOPA type fiber laser although they are generally more difficult to use because of the wider range of possible laser settings. Anneal or polish to protect the plating. Each and every XT Laser series is capable of marking on rubber and the ideal system for your application depends on your marking requirements. 4. If you want to know more about fiber laser marking machine, pls contact Stainless Steel Couple these inherent benefits with advanced optical control to create spot sizes as low as 10um, and you have the ideal laser for semiconductor applications. Fiber Lasers use a optical fiber and use a rare earth medium like neodymium, thulium, erbium, ytterbium, dysprosium, praseodymium, or holmium to make the laser more powerful. Smooth surfaces can offer a soft polished marking affect, but they can also be annealed, etched, or engraved. There are many types of coatings used to harden or protect metals from corrosive elements. LMM14 Laser Settings Page 2 of 2 Suggested Laser Settings Used for Beam Steered ND:YAG or Fiber Laser with a 100mm lens Material Power (W) Speed (cm/sec) Hatch Spacing “ CW Mode or Q-Switch Freq Stainless Steel 8 25 .002 CW / ≥50KHz Stainless Steel - Bright Annealed 7 25 .002 CW / ≥50KHz Galvanized Steel 7 15 .002 CW / ≥50KHz 0000003491 00000 n 0000024582 00000 n Each and every XT Laser series is capable of marking on stainless steel and the ideal system for your application depends on your marking requirements. Power. Frequency– The pulse repetition rate of the laser. Laser cutting and marking is a skill you must develop. Update your JobControl ® material database with our list of laser parameters. Each and every XT Laser series is capable of marking on plastics and polymers, the ideal system for your application depends on your marking requirements. You have ceramics, printed circuit boards, epoxy resins/molds, and silicon integrated circuits to name a few. Titanium 0000003405 00000 n 200/70%. For example, if I run a 20 watt fiber laser at 50% power setting in my software, I am running at approx. 0000010541 00000 n All these parameters are provided as a general guideline and should serve as a good starting point. Each and every XT Laser series is capable of marking on nickel and the ideal system for your application depends on your marking requirements. Their thermal properties are ideal for laser marking systems for metal because the heat is quickly dissipated. Some are very soft and others are hardened providing a lot of variety. This reduces the impact the laser can have on the structural integrity of the material. Each and every XT Laser series is capable of marking on chrome plating and the ideal system for your application depends on your marking requirements. Next to aluminum, stainless steel is the most commonly marked substrate we see at RMI Laser. Each and every XT Laser series is capable of marking on silver and gold and the ideal system for your application depends on your marking requirements. 34 0 obj <> endobj There are so many different chemical compositions that you cannot categorize them easily. With the right pulse length of our redENERGY G4 Fiber Lasers the focused beam treats a small area (and depth) of material consistently, and little heat is generated in the surrounding area. Along with the thermal benefits of the 532nm laser, increased absorption allows for less intense laser settings, which helps with precision depth control. Higher wattage lasers can etch or engrave more quickly, but the lower wattage UM-1 laser can perform the same markings with an extended cycle time. 0000007262 00000 n If the difference between the highest and lowest levels of the workpiece is greater than 0.4 mm (0.016 in) the marking result will be uneven. 5. Non-semiconductor ceramics come in a variety of shapes and forms. Rubber is an ideal substrate for engraving or etching because it is soft and highly absorbent. 0000007777 00000 n You may have to register before you can post: click the register link above to proceed. 0000004742 00000 n The annealed marking will be black and the polished marking is typically white. We have found that lower powered, faster pulsing lasers yield the best results. Fiberglass & Carbon fiber Aluminum 1. Gold can be very easy to mark, requiring little power to get a good, contrasting anneal. and therefore some user testing and experimentation is required. Lens Focal tolerance (arrow) In a Speedy 100 fiber or Speedy 300 fiber, the focal tolerance is approxi- mately ±0.15 mm (0.006 in). However, natual delrin is white and does not mark at all with any laser. Engrave Raster is when raster engraving, such as doing a bitmap. The Power laser parameter describes the output power of the laser. 6. The Short Answer: The fiber laser source generates a laser beam by pumping intense diode light into the end of fiber optic cables that have been doped with ytterbium� The energy from the diode light is absorbed by the ytterbium in the fiber optic cables� The ytterbium then releases the energy in the form of photons that travel down the optic cables� The photons that leave the optic cables create the laser … Fiber Laser Settings. Rubber The size of the material will impact the size of the field; as a standard size we recommend 1.97 x 1.97 in. This lightweight super alloy is used heavily in medical and aerospace applications because of its strength, durability and limited mass. Brass and copper have high thermal conductivity and thermal transfer properties and are used commonly for wiring, printed circuit boards and pressurized flow meters. Given its dominance in the sheet metal cutting industry, this article focuses on laser fusion cutting. 0000003069 00000 n The aerospace industry uses annealing to limit structural damage. Fiber Lasers vs CO 2. When using CerMark Metal Marking Solution, remember that not all metals use the same speed setting. 866 Chunyuan Road, Gaoxin East District, Jinan City, Shandong Province,China Some generalizations can be made in terms of markings and how they will appear, but there is always an exception. These setting are optimum for around 150-300dpi. Brass and copper It may not be ideal for removing a powder coat but it can easily mark a powder coat. For carbide, because of the darker color it naturally has, getting a contrasting mark is rather easy with even light laser intensity. 0000004825 00000 n 9. These lasers can even mark silicon wafers or integrated circuits that can only be measured in angstroms. Each and every XT Laser series is capable of marking on aluminum and the ideal system for your application depends on your laser marking requirements. Our 532nm Green laser marking systems are capable of meeting the standards of semiconductor marking applications. Care must be taken in order to prevent it from becoming pierced or damaged, which would expose the underlying metallic surface. 0000005338 00000 n 0000009312 00000 n The only factors to consider are the speed and depth of the marking, as each laser series offers the same exact marking type. Engrave Vector (speed/power) Engrave Raster (speed/power) Cut (speed/power) Acrylic Clear 3mm. Non-semiconductor ceramics The material allows for permanent, black markings in combination with markSolid and a CO 2 laser, or direct with a fiber laser. Ceramics that can be marked are often annealed, but etching and engraving are sometimes possible, too. With such a fine kerf, speeds of 10m/min are possible in a range of metals, ceramics and semiconductor materials such as silicon. Laserable materials that can be used with Epilog's Co2 and Fiber laser system. We've tested each set of parameters for high-quality results on different Trotec engraving materials. When laser stain marking, there are a couple of considerations which greatly affect the outcome. Polish marking is possible, too, but it’s a rare choice because most applications require contrast. These lasers have lightning fast pulse durations resulting in less heat on the material. Another popular segment for these substrates is wedding bands for men. If you’d like to learn more about ablative laser cutting, check out this article on Micron-Scale Manufacturing.. We provide you with two different parameters for each Trotec laser materials group: One optimized for … The plating is commonly used for protection of parts from corrosive elements. Each and every XT Laser series is capable of marking on titanium and the ideal system for your application depends on your marking requirements. Silver and Gold The sheet cutting speed is 2 ~ 4 times of CO 2. In addition, power consumption is also significantly smaller than that of a CO 2 laser, typically 9% WPE for a CO 2 vs >35% for a fiber laser ( YLS-ECO Series lasers have wall-plug efficiencies exceeding 45%). It is our experience that lower powered, faster pulsing lasers yield the best results. Some plastics and polymers can be lightly etched or engraved, but consistency is always a concern. The most common technique in plastic and polymer marking is color changing. 0000001448 00000 n Etching and engraving are also easy, because the steel is absorbent and is good enough at thermal transfer to help mitigate damage. Typically, with lighter marking intensity, aluminum will turn white. Fusion Series Suggested Material Settings (Fiber) Material DPI/Freq. https://www.xtlaser.com/wp-content/uploads/2019/11/logo.png, What Material We Can Mark / Engrave with Fiber Laser Marking Machine, Copyright© 2016 Jinan Xintian Technology Co., LTD. | All Rights Reserved | Powered by. 8. The contrast / brightness of marks achievable on the fiber laser … All settings noted use the default resolution which is 500 or 600, depending on the make of your laser system. In general, ceramics are a difficult substrate to laser mark as they do not typically absorb a lot laser light or wavelength. 10. Laser engraving jewelry, firearms, tumblers etc. A BRIEF GUIDE TO LASER CUTTER SAFETY FROM, A GUIDE TO CNC DIGITAL KNIFE CUTTING TOOLS, How to ensure the safety of fiber laser cutting machine-Eliza. 20 watt 30 watt 50 watt Aluminum (Anodized) Etching/Marking600 DPI Speed: 30 - 40% Power: 100% Frequency: 1% Focus: +.06 to +07 Speed: 40 - 50% Power: 100% Frequency: 1% Focus: +.06 to +07 Speed: 50 - 60% Power: 100% Frequency: 1% Focus: +.06 to +07. 40 to 50 Watts (Fiber laser) is best for plastic laser marking. Fiber lasers are incredibly expensive (the MOST expensive) but require much less maintenance and are much more durable and efficient with its power usage. The UM-1 provides plenty of power to remove or ablate thinner coatings. Laser material has to have a meta-stable state corresponding to a useful energy. It may not be ideal for removing a powder coat but it can easily mark a powder coat. To start viewing messages, select the forum that you want to visit from the selection below. Size, both Width and Height, should match the lens being used. 0000008808 00000 n The most important settings in the material database are the power and speed laser parameters, which can be set as a percentage between 0 and 100%. Aluminum is one of the most commonly marked substrates and is used in many industries. Also, these marked parts or tools must be approved by the FDA to ensure that they are truly inert and safe for their intended use. Chrome plating provides a stylish and sophisticated finish, and usually requires minimal laser intensity to remove or get through the plating. In laser material, very soon after we 'pump' the electron to a higher state, it slides down to a slightly lower meta-stable state. Metals that are thick will require more heat energy and a slower speed setting. For the medical industry, most titanium parts are actually placed inside of the human body permanently, or for surgical tools which will be used inside of the human body. What are the tips to choose best fiber laser cutting machines? Select a CO 2 laser with a power level between 25 to 120 Watt and combine it as desired with a 10, 20, 30 or 50 Watt fiber laser (for details on configurations see page 3). It looks good when the aluminum is anodized, but white marking is not ideal for bare and cast aluminum. 2. xref Plastics and polymers are by far the most expansive and variable materials that are marked with lasers. Material DPI/Freq. The big key when marking on semiconductor substrates is precision accuracy and depth control. It can be forged or used as the base metal for some parts, but is usually considered too soft for industrial use. Difference of 0.5 mm (0.02 in) 0000004089 00000 n %PDF-1.5 %���� XT Laser offers a 532nm Green laser marking system that is better absorbed by certain ceramics. endstream endobj 35 0 obj <>>> endobj 36 0 obj <> endobj 37 0 obj <>/ExtGState<>/Font<>/ProcSet[/PDF/Text]/XObject<>>>/Rotate 0/TrimBox[0.0 0.0 612.0 792.0]/Type/Page>> endobj 38 0 obj <> endobj 39 0 obj <> endobj 40 0 obj [/ICCBased 59 0 R] endobj 41 0 obj <> endobj 42 0 obj <> endobj 43 0 obj <> endobj 44 0 obj <> endobj 45 0 obj <> endobj 46 0 obj <>stream If doing coarse, fast engraving on wood at 75dpi increase power up to double suggested here. In comparison with CO 2 lasers, the processing times for fiber lasers are significantly lower than that of a CO 2 laser, given the same output power, material and material thickness. We recommend test marking to ensure the best results. Other coatings, like black oxide, are thin and meant to protect only the surface. It is used in virtually every industry. startxref 0000001482 00000 n %%EOF A white color is most common when polishing or annealing carbide and the contrast is extremely good. However laser marking rubber does not offer contrast. 0000011761 00000 n Anneal or polish to protect the plating. The 1.06 micron wavelength Fiber laser is the best choice if the composite is composed mostly of metallic materials. 12. 7. Stainless steel lends itself to every laser marking technique used today. Fiber Laser Software Settings and Defaults The settings can be accessed by clicking the icon with the wrenches: These settings control how your workspace is displayed on the screen. In the rare case that the entire part is comprised of nickel, all marking techniques are appropriate. 0000001921 00000 n In some cases a dark anneal can work, but surface irregularities can cause reduced readability. 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Easily mark a powder coat but it can be ideal as they do typically... Cutting, check out this article on Micron-Scale Manufacturing Vector ( speed/power ) Acrylic Clear 3mm materials! Steels, each with varying carbon content, hardness, and can easily remove the powder but! Good enough at thermal transfer to help mitigate damage require more intense laser settings provide a grey. Etch and engrave coated metals coatings, like black oxide, are thin meant! Etching because it is soft and highly absorbent handles are a few examples of done! Engraving metals be selected based on the surface substrate for engraving or because... Be made in terms of markings done on rubber laser source, lenses or focus reduced.... Affect, but is usually considered too soft for industrial use absorbed by a range... Against the black plastic for bare and cast aluminums are typically annealed resulting.