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Article: Can an 80 watt laser cut metal?

engraving material

Can an 80 watt laser cut metal?

Laser cutting is a technology that uses a laser beam to cut materials. The cutting process is computer controlled, and it directs the laser beam to the material being cut. The laser beam is generated by a laser source and focused on a beam through a lens. The laser beam is strong enough to melt or vaporize the material being cut, leaving a clean edge with minimal thermal damage to the surrounding material.

Factors influencing the ability of laser cutting metal

  • One of the factors that determine a laser's ability to cut metal is its power output. Power output is measured in watts, and the higher the power output, the stronger the laser and the thicker the metal that can be cut. For example, an 80-watt laser can cut a very thin sheet of metal, but it may not be strong enough to cut a thicker sheet of metal.
  • The type of laser also affects the laser's ability to cut metal. In general, CO2 lasers are commonly used to cut thin foils made from ferrous materials. Different types of lasers have different power outputs, and some lasers are better suited for cutting metal than others.
  • The type of metal being cut is also an important factor in determining the laser's ability to cut metal. Some metals are easier to cut than others, and the thickness of the metal can also affect the cutting process. Thicker metals require more power to cut, and the laser beam must be more focused to avoid losing intensity as it penetrates the material.
  • One thing to note is that the 80 watt laser is suitable for cutting thin sheet metal, but may not be strong enough to cut thicker sheet metal because it is not strong enough to cut all types of metal.


In summary, an 80-watt laser can cut metal, but the thickness of metal that can be cut will depend on the type of laser and the type of metal being cut. Before you proceed with your cutting project, it is important to consider all of these factors and choose a laser that has sufficient power and capability to perform the task at hand.

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