What is laser engraving machine?

A laser engraving machine consists of as three integral parts for example, a laser, a regulator, and a surface. The laser beam tangibly takes away the surface of the material to picture a cavity that exposes an appearance at eye level.

The laser engraving machine creates high temperature during the engraving process, which basically causes the material to evaporate. Since it’s a quick procedure, as the material is evaporate with each beat, this crafts a cavity in the surface that is visible to the eye and touch. in order to create deeper marks with the laser engraving machine one needs to repeat with several batches.

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What are the types of laser engraving machine?

Available in the market are three main types of engraving machines:

-The most used is the X-Y table where, typically, the work piece is motionless and the laser optics travel all over the place in X and Y ways, directing the laser ray to draw routes. Occasionally the laser is motionless and the work piece moves. Sometimes the workpiece moves in the Y axis and the laser in the X axis.

-A second genre is for cylinder-shaped work pieces (or even work pieces attached about a cylinder) where the laser efficiently crosses a fine spiral and on/off laser throbbing creates the preferred image on a raster center.

-In the third technique, both the laser and work piece are motionless and galvo glasses move the laser beam over the work piece surface. Laser engravers using this equipment can effort in either raster or vector manner.


Which kind of metal is appropriate for laser engraving machines?

The following kind of metals can be use in laser engraving machines:

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─             titanium, titanium alloys

─             hard metals

─             brass

─             copper

─             high-speed steels

─             aluminum

─             anodized aluminum

─             valuable metals

─             covered metals

─             Stainless steel

─             tough metals

─             amalgam steels


 Scope of laser engraving machine for metal:

Most common area where the laser engraving machine is use for metal is product engraving for trace ability and codes. This code engraving is mostly found in electrical and electronics industry, tool manufacturing, mechanical industry, medical technology, promotional material, jewelry and automobile industry. It is use for:

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─             Serviceable tags such as size, diameter, etc.

─             Manufacturing information, such as date of production, batch digit, serial                            number, etc.

─             Data Matrix encryptions for quality reassurance.

─             Customization of marketing and gift objects made of metals.

─             Data plates such as number plates etc.

─             Manufactured goods labeling as an anti-fabricating measure.

─             Traceability codes.


What is the process of polishing metal in a laser engraving machine?

Polishing residue’s a white stain on stainless steel and other metals. It is a lighter method of engraving. The power of the laser is reduced; it means that fewer materials will be evaporated. The outcome is less ablation on a material like steel and a perkier pattern. Concerning the factors this means reduced energy and higher speeds that effect in less power per distance and higher frequencies that result in fewer pulse powers. Polishing is not only likely on steel but can be done on all metals.

How a metal is engraved in laser engraving machine?

Engraving residue a touchable dent on stainless steel and other metals. It results in an ablation of the material on steel. The material evaporates and the shade varies. Because of the very high power of the laser, materials like steel, titanium and other metals can be evaporated right. To attain ablation, high energies and comparatively slow and standard marking speeds are compulsory. The lesser the frequency, the greater the potential of pulse power. It apparently means the lowest probable frequency should be picked for engraving. The brownish shade that is left by dint of the burned metal can be cleaned.

What is Annealing?

Annealing does not leave any physical stain on stainless steel and other metals. Throughout the annealing procedure no material is scratched, though there is no ablation. Instead a color conversion happens through warming up the metal. Stainless steel e.g, deviates color when it extents temperatures amid 200 and 300°C. Many colors can be attained with diverse temperatures. Annealing is also likely on any alloys which comprise iron. To anneal metal, it is significant to only heat it rather evaporating it. This can be attained by decreasing the power compactness of the laser influence on the steel. The finest way to do so is to go out of center to raise the laser spot dimension, as the same power on a much better surface will decrease the power compactness. Warming up metal takes time; consequently, slow pattern speeds should be used.

Which kind of plastic is appropriate for laser engraving machines?

The following kind of metals can be used in laser engraving machines:

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─             Polypropylene (PP)

─             Poly ether ketone (PEEK)

─             Polymethylmetacrylate PMMA

─             Polyester (PES)

─             Polyethylene terephthalate PET

─             Silicone

─             Polyamide (PA)

─             Polycarbonate (PC)

─             Polyethylene (PE)

─             Acrylonitrile butadiene styrene copolymer (ABS)

─             Polyimide PI

─             Polystyrene PS

─             Polyoxymethylene (POM)

─             Polyarylsulfone (PSU, PPSU)


Scope of laser engraving machine for plastic:

However it is potentially easy to engrave any type of plastic, though the numerous raw materials, color dyes and additives react very inversely.

For laser engraving plastics, the fiber laser offers you a variety of diverse techniques, such as coloring, carbonation or bubbling. Meanwhile numerous plastics react very differently; you should always test a small sample. The laser engraving machine uses plastic for:

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─             Automotive portions

─             Keyboards

─             Tools and grips of tools

─             Wrapping

─             Films

─             Housings prepared of plastic

─             Electric plugs

─             Credentials tags for animals

─             Sensors

─             Electronic mechanisms

─             Printed circuit panels

─             Keys and switches with day & night design


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How is foaming done in laser engraving machine?

Foaming residues touchable mark on the material. It can be seen as laser tempted boiling, which melts down the surface. Because of the fast cooling, bubbles are condensed in the material. These bubbles leave a progressive mark, which is touchable.

The laser works on a low energy level and extended pulses. Foaming works on all polymers, but also on certain metals. Conditional on the material the mark is lighter or darker.

What carbonizing aids in laser engraving machine?

Carbonizing aids robust contrasts on perky surfaces. Throughout the carbonizing procedure the laser heats up the surface of the material i.e. minimum 100° C and oxygen, hydrogen or a mixture of both gases is produced.  It leaves a dark area with greater carbon absorption.

The laser works with lower power, it leads to somewhat longer designing times compared to other procedures. Carbonizing is also used for polymers or bio-polymers such as wood or leather. Meanwhile carbonizing all the time leads to shadowy marks, the contrast on dark materials will be slightly nominal.


Which kind of wood is appropriate for laser engraving machines?

The following kind of wood can be used in laser engraving machines:


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─             Valuable woods

─             Compact wood, solid timber

─             MDF

─             Normal wood, genuine wood

─             Cork

─             Veneers Plywood

─             Chipboard

─             HDF

─             Multiplex


Scope of laser engraving machine for wood:

For wood treating the laser can notch with its adaptability. In the design industry dark cutting boundaries and brown or white painted engravings serve as excellent design elements. Design new merchandises for an extensive variety of industries. Below are the areas where laser engraving machine is use:

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─             Inlays

─             Arts and craftsmanship

─             Toys

─             Furniture assembly

─             Interior design

─             Shop fitting

─             School materials

─             Gifting things

─             Christmas decorations

─             Architectural models

─             Adornments


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Does laser engraving machine burns the wood material?

Naturally, wood laser is a transferal procedure. Though, this is regularly acquire. Precise concentrating, picking the suitable parameters, use of right optics and source of compacted air let laser cutting and engraving of the premium quality.

Can any kind of wood be processed with a laser engraving machine?

Ever since wood is a natural source, the wood laser engraving machine operator must think through a number of factors such as the thickness and the mastic content of the wood for treating. Soft wood, that is balsa, involve less laser control and can be chopped off swiftly. Hardwood that is a thick wood on the other hand, involves more laser control. For MDF, which contains of glued wood fibers, it is recommended to use compressed air.

Does laser engraving machine produces a dark engraving on wood?

The brown shaded laser engraving is famous however during processing polished wood; you can also achieve a white engraving with the suitable laser settings.


Which kind of leather is appropriate for laser engraving machines?

The following kind of leather can be use in laser engraving machines:

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─             Nu buck leather

─             Artificial leather

─             Napped leather

─             Alcantara leather

─             Usual leather

─             Suede leather


Scope of laser engraving machine for leather:

Leather is common in the creation of clothing, gift pieces and adornments.  While cutting the leather, the laser is ripping the material. This effect cleans and flawlessly closed boundaries. Laser engraving machine works on leather and creates an extremely concrete effect, making it simple to modify or give a special texture to the end product.

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─             Shoes

─             Briefcases Bracelets

─             Belts

─             Clothing

─             Office products

─             Crafts Purses

─             Wallets

─             Accessories

─             Promotional items


Is it essential to grip the material on the working surface of a laser engraving machine?

In the laser procedures, there is no need to apply pressure on the material. Nor holding or other kind of gripping is obligatory. Just insert the work piece and start laser. This saves time and cash in material preparation.

What measures must be taken while processing genuine leather under laser engraving machine?

Genuine leather is a natural material, and there are numerous forms that respond separately to laser treatment. Consequently, it is problematic to fix general rules for dealing out. However, if genuine leather is slant, it decreases the laser power. This is due to much heat reacts on the material.

Can any kind of leather be process with a laser engraving machine?

Both genuine and artificial leather, aka leatherette can be engrave with the laser engraving machine. However, artificial leather frequently holds PVC composites. Such supplies must not be deal with the laser because there is a risk that injurious gases may be release.

Is it possible to finish work piece optimally with laser engraving machine?

The difference between genuine leather and leatherette is essential for laser process. For genuine leather no cleaning agents can be advise. Too chemical cleaning agents can dehydrate the material out or make spots. Even If still you want to use a cleaning agent, before using it you must better test it on a strip. Leatherette, comparatively, can be effortlessly clean with a wet sponge without mislaying its form.

Which kind of glass is appropriate for laser engraving machine?

The following kind of glass can be use in laser engraving machines:

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─             Consumption glasses, wine glasses

─             Jugs, flasks, bottles

─             Vessel glass

─             Cast glass

─             Crystal glass

─             Reflecting glass

─             Mirrors tapering and round glasses

─             Glide glass

─             Sheet glass

─             Window glass


Scope of laser engraving machine for glass:

Glass is only casually engrave by the glass engraving laser machine. With laser engraving machines optimum minutiae can be precisely apply to the material as clear, white glass engravings. For glass engraving with a laser on point objects it recommends that to use a rotating engraving device, which will robotically turn your work piece through the laser engraving process, so that it rests in the right place. Here are the areas where a laser engraving machine is use:

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─             Advertising materials

─             Drinking glasses and bottles

─             Optics

─             Inner design

─             Automobile industry

─             Individual engravings, engravers

─             Reflecting Decorations

─             Gift pieces


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Is it possible to engrave round or conical objects by laser engraving machine?

Round or conical engraving is possible with the help of rotary attachment. The patterns can be engrave beside the complete boundary. The laser software delivers all the essential factors. You only need to insert the width of your work piece and the height of the graphic, and here you go.

Is there any possibility of glass damage while laser engraving?

It depends on the kind of glass and the main content, a bit of cracking may happen. Therefore, the conduct may differ from piece to piece. Place a moist paper cloth on the engraving part. This dispels the heat well and avoids the glass from cracking. Inexpensive glass can frequently be engrave more effortlessly than crystal glass; the cause is the greater lead content.

Is it possible to get clear or white engraving?

If an individual uses a wet paper towel it may not only avoids the glass from cracking but also results in a clear, white engraving. The significant thing is that there are no air bubbles or creases in the paper, as these indiscretions might then be noticeable in the glass engraving. Make sure that the Air Support is restrict; or else the airflow can parch the damp paper rashly. Instead, you can also use covering tape. To lessen the result of the heat on huge surfaces and therefore enhance the engraving outcome, the visuals should be change to gray scale 70 or 80 % black. In this case, no damp paper cloth or covering tape is essential.


The Advantages of Laser Engraving machine

  • The laser engraving machine uses a beam of light as the engraving instrument,                so no portion of the machinery really traces the material being engrave.
  •  it doesn’t require an extraordinary system to hold down your engraving                          material, and there are less usable with an Epilog laser system.
  •  Laser engraving machine creates an everlasting, crusty, highly in depth mark,                engraving pictures at up to 1200 dots per inch.
  • The engraving quality is matchless for replicating graphics.
  •  Lasers deliver a very fast way to modify your goods. With a laser system, if you              want to etch much in quantities, you can rapidly make a jig to hold the products            in place, put the jig in the laser, and etch as many parts as appropriate in the                engraving board.
  •  Direct design does not upsurge costs for consumables such as toners,                            chemicals, pastes or sprays.
  •  The need for treatment and disposing expensive supplies is remove.
  •  No pre- or post-treatments are obligatory.
  •  Instrument wear is less.
  •  Dissimilar other technologies, laser design is everlasting and scratch, heat and                 acid resilient.
  •  Particularly vital for traceability and quality guarantee.
  •  Exact and small figures can be noticeable with risky accurateness .
  •  Pattern procedures can be joint to clean the material after treating or to deliver                a greater contrast.

Disadvantages Laser Engraving machine

  • The practical trouble is still large, light guide panel is not even, need to add check deepness function. Laser Engraving machine practical trouble is very high, only western countries have check deepness technology to create.
  • The Deal is large, though the engraving machine’s price is either cheaper than laser machine’s. However, the values are still not cheap, it cost more than US $60000.
  •  Laser Engraving machine treating speed is very sluggish.
  •  The core con of laser cutting is the great power depletion. Manufacturing laser effectiveness may range from 5% to 15%. The energy consumption and competence of any specific laser will differ contingent on produce energy and working parameters.

Top three Laser Engraving Machines of 2017

Below are world’s top laser engraving machines of 2017:

Eteyo Laser Engraving Machine 40W CO2 Laser Engraver

It’s the finest laser engraver machine ever existed. This item by Eteyo has united all the best qualities which a laser engraver can have in it. Initially, it is of a small size, however comparatively prominent. Its software lets you to use all your expertise no matter if you are an unprofessional engraver or an expert. You only require having a good imaginings and passion, the Eteyo laser engraver will do the rest you want.

Sunwin Laser Engraver Machine

The economical mechanic tools for the newbies have a less functioning range controlling their operation. But this is not true for the Sunwin machine. The main benefit of this product is its huge engraving area of 170 x 200 mm. Therefore, with this reasonably priced laser engraver, every newbie will be capable to enhance his/her engraving abilities. The structure itself is comparatively easy, and you can simply swap any part if desirable.

WER USB DIY Laser Engraver Mini

The WER laser mini engraver is a best machine for any new learner. It is one of the tiniest, fast, most accurate and easily usable laser engravers. The main feature that caught our attention was its size. It is tiny and such a minimalistic design that one can say it has nothing spare. Therefore, this laser engraving chopping machine can be easily fixed on your working table nearby the laptop or positioned on a work surface.


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My verdict

Nowadays, some producers use other methods to add shade to an engraved symbol. Foils and powdered colors are accessible to spread over an engraving; another pass underneath the laser will make them a perpetual part of the embellishment! So the afterwards you want a jaw dropping look for your sign, think through a piece that’s laser engraved!