Polycarbonate is a poor choice for laser cutting. For 2 layers, I found that 60% speed, 60% power, and 1000Hz worked well. Raster engraving is not advised on thicknesses below 2mm due to the heat causing the material to warp. At SAIC we verify all material types for safety before allowing them to be cut on the laser cutters. û›M¥ This is the #1 material that causes laser fires!!! Laser cutters are amazing tools. Do not etch or cut. Cutting 3/8” (9.5 mm) 100 f 2s* 100p 3s* 100p 1s 100p 3s 100p Cutting 1/2” (13 mm) 100 f 1s 100p Cutting Note: Adjusting the standard focus distance so it is closer to the lens by about .080” (2 mm) will produce better edge quality when cutting 1/4” (3mm) acrylic and thicker. **The current settings does not guarantee a clean cut -- you may have to knock your pieces out because the bottom didn't quite go all the way through all the time. These setting are optimum for around 150-300dpi. Throughout the paper, power and speed parameters are given as percentage units. Foams made of polyester (PES), polyethylene (PE) or polyurethane (PUR) are well suited for laser cutting, laser engraving and laser marking. Polypropylene Foam: Catches on fire: Like Polystyrene, it melts, catches fire, and the melted drops continue to burn and … Settings Recommendations. Settings Recommendations The laser can cut or etch. The diverse system sizes from eurolaser are suitable for both large-format textiles and foams and the exact cutting of foil sheets. It comes in various sizes, although is limited in colour choices Benefits of laser cutting polystyrene fast processingit’s quite cheap Drawbacks of laser cutting polystyrene relatively poor choice of colourscomes mostly in… Laser processing of polystyrene can be performed with a 10.6 or 9.3 micron CO 2 laser. Polystyrene Foam PolyPropylene Foam Depron Foam Gator Foam: Catches fire immediately! Laser cutting foam letters is a great application for your Epilog Laser machine. Two passes can be used for cutting thicker materials. If doing coarse, fast engraving on wood at 75dpi increase power up to double suggested here. Before making your final cut, make sure to test different speed, power and frequency settings. Make has a How-To for identifying unknown plastics with a simple process. The materials that the laser can cut materials like wood, paper, cork, and some kinds of plastics. Make sure to get fumes out of work area fast. PolyStyrene Foam Catches fire It catches fire, it melts, and only thin pieces cut. It sometimes possible to cut thicker using multiple passes and adjusting the table height, but that depends heavily on how well everything in your system is aligned and will be machine dependent. 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 ; but its really hard to say how much styrene is actually burning during the laser cutting process and if that translates into a hazard. Section 2: Vector Setting. They say when burned, polystyrene emits styrene, carbon monoxide and other hydrocarbons. The laser can cut or etch. These setting are for use with the 50mm (2") lens which usually comes standard, and for a single pass of the laser. The best settings for cutting the foam obviously depend on how many layers you are cutting through. Laser Safety. Laser cutting is a common process used for processing a variety of materials. In contrast, lase engraving jobs need low power and high speed … Frequency: The pulse rate of the laser. MDF is one of those materials that people love to laser cut. If the laser is starting anywhere but the top left corner, click X-Y, and reset the origin to the top left corner; If you send a print job and the top is open the laser will not turn on the cutting laser but will show a red dot where it will cut. The high accuracy, speed and versatility of laser technology are big advantages when using a laser cutting process. This list is about laser specific raw materials. Do not breathe the fumes. Laser cutting HIPS (Polystyrene)Polystyrene, High Impact Polystyrene, or HIPS for short is a very cheap alternative to acrylic. Polystyrene Foam: Catches on fire: It catches on fire, it melts, and only really thin pieces can be cut. vector cut: 50: 4.1: 200: 1.1″ marble: power: speed: ppi: passes: depth: raster engraving: 100: 82: 500: 1.003″ vector engraving: 10: 4: 500: 1.003″ matte board: power: speed: ppi: passes: depth: raster engraving: 30: 80: 250: 1.005″ vector engraving: 10: 4: 250: 1.005″ vector cut: 25: 3.2: 200: 1.050″ other plastics: power: speed: ppi: passes: depth: raster engraving: 15: 100: 500: 1.001″ vector cut: 25: 1.2: … H‰\Ô͎¢@à=OQËîE¡nÝÛ$ÆÄÖéÄÅüdœy „Ò!‘ .|û©Ã1Ýɘ(‘Ë—#T¾Ùmw}7¹üÇxiöqrÇ®oÇx½ÜÆ&ºC. It creates long stringy clouds of soot that float up, ruin the optics and mess up the machine. Laser engraving of polystyrene can be performed with a 9.3 or 10.6 micron CO 2 laser … Changing the lens to 38mm for a sharper focus also improves engraving. NONE OF THIS IS SPONSORE… Use lots of air for cooling the Styrofoam. Laser processing of Styrofoam ™ can be performed with a 10.6 or 9.3 micron CO 2 laser. For a more detailed explanation see ESAB Education. This was pretty thick, but had good surface finish and seeming depth of cut at higher power levels. Guides for how to use laser cutter, work with wood, finding hobby supplies in Australia and Melbourne. Speed & Power: The same as in the Raster Setting - speed is how fast the lens moves and power is the strength of the laser. Cut in thin layers, glue layers together. Apart from these, laser cut foam is also used for artistic applications, such as souvenirs or … So if you know the true output power of your machine then scale accordingly. Engrave Raster is when raster engraving, such as doing a bitmap. Laser cutting of polystyrene can be performed with a 9.3 or 10.6 micron CO 2 laser, resulting a clean, smooth, slightly melted cut edge, free of discoloration. The laser energy of a 1.06 micron fiber laser is not absorbed by most polystyrene foams … For example, if cutting from 2mm polypropylene, it’s best not to allow anything less than 2mm in width. The heat comes from the infra-red light of the laser. Speed setting regulates the speed of the laser cutter head which is determined as 25.5 mm/s in vertical and 27.1 mm/s in the horizontal axis after the measurement at 100%. List of typical speed and power settings for a 50W chinese laser cutter. Cut 50 70 85 12 10 7 NA NA Varies (1/8 inch) 1 Cut fast and hard. Notes Avoid oily/resinous woods These contain glue, and may not laser cut as well as solid wood. The name Styrofoam ™ is also commonly used to refer to many expanded polystyrene (EPS) foam products. It sometimes possible to cut thicker using multiple passes and adjusting the table height, but that depends heavily on how well everything in your system is aligned and will be machine dependent. Styrene on its own is considered a hazardous chemical. The cutting of polyurethane with CO 2 laser systems is characterized by a high level of precision and flexibility. It catches fire, melts and does not easily cut, this material will melt into drops of burning fire and turn to rock hard drips and pebbles in the laser cutter bed. Our standard setting is a light surface scratching. Here are some great places to buy materials for the Glowforge. Etching can be done on almost anything, wood, cardboard, aluminum, stainless steel, plastic, marble, stone, tile, and glass. at local shops like the Dollar Store, Hobby Lobby, Michaels, etc. Engrave Vector is when engraving with vectors, i.e. If you don’t know what the material is, then don’t cut it. A small level of contrast will occur – engraved areas will turn slightly glossy. See more on cut widths and Kerf (how much the laser … You need to experiment with that yourself. This guide offers an explanation of how laser cutting works and which materials are suitable for processing. When the DMS evaluates whether a material is suitable for use in our lasers, we typically look at four factors: WARNING: Because many plastics are dangerous to cut, it is important to know what kind you are planning to use. This is the #1 material that causes laser fires. View full guide on Laser Cutters . The materials that the laser can cut materials like wood, paper, cork, and some kinds of plastics. Foam is used for suitcase inserts or padding, and for seals. Laser cutting systems are generally superbly suited to the processing of various foams. 4  For engraving very fast, low power works best. What settings works best depends on the material, and … Polystyrene foam (Styrofoam) Polycarbonate (PC) Foam-cor board Mirrored surfaces (except mirrored acrylic designed for laser cutting) Resources Epilog Laser Inspiration Gallery Instructables - Laser Cutting Epilog Mini Material Settings Epilog Fusion Material Settings Advanced Laser: Fusion & Rotary. Therefore, for […] Fiberglass: Emits toxic fumes! There are a whole host of materials that a CO2 laser cutter can cut, etch or mark – but some – due to the material surface reflection – just won’t work (aluminum is an example). Gator Foam: Catches on fire: it Catches fire, it melts, only. 1000Hz worked well works and which materials are suitable for processing commonly used to refer to many expanded polystyrene EPS. Is part of the laser soot that float up, ruin the optics and mess up the machine setting make. That my true maximum power is 36W with the power set 80 % @ 5 mm/s ( 12 -. 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