Whether you are an accomplished engineer or a beginner maker, learning the appropriate uses of design equipment to avoid pitfalls and mistakes takes time and experience. Every now and then, issues appear that leave designers wondering the things they did wrong or the way that they could do something better. This is true in every field and Clean Laser Rust Remover engraving is no different.
Knowing how to avoid these mistakes therefore they don’t appear again is half the battle. With that in mind, let’s speak about five of the very most common mistakes in terms of laser engraving and ways to avoid them in the future projects.
Mistake 1: Engraving Fabric but the Laser Burns with the Material – The first step in avoiding burning fabric with a laser engraving/cutting machine is always to understand which fabrics can withstand the process and also at what temperatures. Heartier fabrics including denim, canvas and leather can withstand higher power settings during engraving. But in terms of delicate fabrics, you should start your settings at high speed (near or at 100%) and low power (around 5% to 10%). Test these initial settings on some spare material, and if the material can withstand it, increase the power before you get the results you are interested in.
When it comes to direct-to-garment engraving, it is actually useful to lower the dots per inch (DPI) at which you engrave. The higher the DPI, the greater material will likely be removed. Engraving at a lower DPI helps guarantee the laser just slightly vaporizes the top layer and doesn’t burn entirely through the fabric. Most fabric engravings do fine at 150 to 300 DPI.
Mistake 2: Acrylic Doesn’t Generate a Frosty White Engraving – Most likely, this really is caused by using the wrong acrylic inside the application. 2 kinds of acrylics are usually found in laser engraving and both are compatible with different applications. Cast acrylic sheets and objects are made of a liquid acrylic which is poured into molds that may then be set into various styles and sizes. This sort of acrylic is great for engraving since it turns a frosty white color when engraved, rendering it suitable for awards and plaques. It may be cut having a laser, however it won’t give projects flame-polished edges.
Another type of acrylic utilized in laser engraving is known as extruded acrylic, which can be formed into sheets by a machine. Extruded acrylic is normally less expensive than cast acrylic since it is formed by way of a higher-volume manufacturing technique. However, it does react very differently with all the laser engraving machine. This type of acrylic cuts cleanly and smoothly and produces a flame-polished edge; however, when engraved, it doesn’t produce that frosted look, but alternatively a precise engraving. So ensure you are using cast acrylic if you need a frosted white finish.
Mistake 3: Inconsistent Glass Engraving – Oftentimes, whenever a Metal Sheet Laser Cutter strikes glass it can fracture the surface but not engrave deeply or remove the material necessary to engrave fully. The fractured glass surface will generate a frosted appearance, but could be rough and chipped depending on the form of glass that is being engraved. While the frosted look is desired, no one wants a rough surface or chipping.
To be able to create a smooth frosted finish, try incorporating one or a lot of the tips below:
Utilize a lower resolution, about 300 DPI, that can produce a better result on glass as you separate the dots you might be engraving.
Alter the black inside your graphic to 80 percent black. Run your laser engraver with Jarvis Dithering (this dithering pattern are available in Epilog’s print driver), that will help to provide a smooth finish.
Sometimes, applying a thin, wet sheet of newspaper or perhaps a paper towel for the engraving area may help with heat dissipation and improve the engraving process. Just be sure there are no wrinkles within the paper after it is actually applied. An additional way to dissipate heat is to apply a thin coat of liquid dish soap towards the area you’re engraving – either together with your finger or a paper towel. Finally, if you will find shards of glass after engraving, polish the region with a non-scratch scour pad.
Mistake 4: Wood Engraving Produces Different Results on the Same Setting – Wood is among the most laser-friendly materials available not merely because it may be cut very easily, but in addition since it engraves very well. However, different woods have different reactions when they are laser engraved and produce different results. Lighter woods, like cherry or maple, create a nice contrast where laser burns away the wood, while denser woods require more Computer Keyboard Metal Marker to cut or engrave.
Grain density can change dramatically depending on the kind of wood you are dealing with. Cherry, alder, walnut and maple have fairly small veins of grain in them, while oak has medium to large veins. For example, when a large square pmupgg engraved into some cherry, it could have a very uniform appearance; the region engraved could be smooth with little variation in height. However, in the event the same square was engraved into a piece of oak, its appearance would vary greatly in height and would have a very non-uniform appearance.
Jinan MORN Technology Co., Ltd. (MORN GROUP) is a leading laser machine manufacturers and exporter in China. We are specialized in fiber laser cutting machine and fiber laser marking machine with 10 years experience.
Jinan MORN Technology CO., Ltd.
Address:13F, Building 5, Qisheng Mansion,Xinluo Street,High-Tech Zone, Jinan, China, 250101
E-mail: [email protected]
Tel: (+86) 531-5557-2337