What Technology Is Used in Laser Cutting?

Types of Lasers Used in Cutting
The core of laser cutting technology lies in the type of laser used. There are three main types of lasers utilized in cutting processes: CO2 lasers, fiber lasers, and neodymium (Nd) lasers. Each type has unique properties that make it suitable for specific applications.

1. CO2 Lasers
CO2 lasers are among the most widely used in laser cutting. These lasers use a mixture of gases, primarily carbon dioxide, to generate a powerful laser beam.

2. Fiber Lasers
Fiber lasers have gained popularity in recent years due to their efficiency and speed. This technology uses a solid-state laser that emits light through optical fibers.

3. Neodymium (Nd) Lasers
Neodymium lasers use a crystal structure to produce a focused beam of light. This technology is particularly effective for cutting thick materials.

Laser Cutting Process Technology
In addition to the types of lasers, several technologies are involved in the laser cutting process itself. These technologies ensure precision, speed, and quality.

1. CNC Control
Computer Numerical Control (CNC) technology plays a crucial role in laser cutting. CNC systems allow operators to input designs directly into the cutting machine. This automation ensures high precision and repeatability in the cutting process.

2. Assist Gases
Assist gases, such as oxygen or nitrogen, are often used in laser cutting. These gases aid in the cutting process by blowing away molten material. They also help improve the quality of the cut.

3. Beam Delivery Systems
Beam delivery systems are essential for directing the laser beam to the cutting surface. These systems typically use mirrors and lenses to focus the beam accurately.

In conclusion, laser cutting technology employs various lasers, including CO2, fiber, and Ndlasers. Each type has unique advantages that make it suitable for specific applications.