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What is laser converting?

Coptics Laser

Laser converting or laser digital converting is a production technology that enables equipment manufacturers to produce features without tools that would otherwise be problematic or even impossible to die-cut.


Different from traditional mechanical processing, laser digital processing uses the characteristics of laser and advanced software technology to process parts with extremely high precision. In a production environment, when the production cycle is short, laser digital converting is an economy of scale because there are almost no "upfront" costs associated with machine tool manufacturing and storage. In addition, the turnaround time is very short because it only involves the software interpretation of the imported part engineering drawings.

The use of integrated laser systems on converting is a mature solution to some of the most difficult problems. You may be surprised at what the laser system can do and how it opens up some amazing new opportunities in the process, especially in flexible packaging converting industry.


The most common options for laser systems involve the use of laser and galvanometer (galvo) scanners, beam steering, and possibly even coordinated laser scanner control software.

The laser and the galvanometer scanner are two separate parts, although "galvanometer laser" is a commonly used term in the conversion industry.

A laser system with a galvanometer scanner consists of two moving mirrors at a certain angle to each other in order to guide the laser beam to any point in the field of view of the galvanometer scanner. The small rotation of the mirror allows the laser beam to move from one cutting point to another at a speed of several meters per second.


A laser system with a galvo scanner can easily focus the beam to 10-20 microns, which is a small fraction of the diameter of a human hair (approximately 60 microns), but for most cutting applications, a larger spot size is used. If you need a tighter focus, you can choose to fix the optics. In this case, the tight focus lens always keeps the laser beam fixed, and the workpiece moves around.

In order to move the workpiece, a translation stage is usually used. It is like a small sleigh moving back and forth in the x or y direction. By using a 3D or 3-axis galvo scanner, we can also move in the z direction.


If the material is very thin, combining fixed focusing optics with a translation stage can achieve cuts as small as a few microns.

The converting industry can apply a variety of different cuts, holes and scores to various materials.It can be used in Packaging Industry,Printing Industry,Medical /Pharmaceutical Industry,Electronics Industry,Consumer Industry and etc.


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