How to Choose a Suitable Fiber Laser Cutting Machine

What’s a fiber laser cutting machine?

When it comes to choosing a fiber laser cutting machine, it’s crucial to understand the various factors that can affect your decision. This guide will help you navigate the process of choosing a fiber laser cutting machine that meets your specific needs.

A fiber laser cutting machine is a type of industrial equipment used to cut materials with high precision and efficiency. It utilizes a fiber laser as its light source, which is known for its ability to produce a focused, high-energy beam.
What’s the technology of the fiber laser cutting machine? A fiber laser generates a laser beam by stimulating a fiber optic medium with laser diodes. The fiber optic cables are doped with rare-earth elements like ytterbium, which produce a very focused and high-powered laser beam.The laser beam is then delivered to the cutting head via flexible fiber optic cables, which are highly efficient and transmit the laser with minimal loss of power.Learn how to choose the best fiber laser cutting machine for your needs. Discover the key factors, including material types, laser power, and advanced features to ensure high precision and efficiency.

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What’s the working principle of the fiber laser cutting machine?

First of all, The fiber laser produces a high-intensity, coherent, and monochromatic beam of light that is focused on a small area of the material through a lens.And then the concentrated laser energy heats and melts the material, creating a high-precision cut. A gas, often nitrogen, oxygen, or compressed air, is blown through the cutting head to remove molten material and improve cutting quality.

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The Importance of Laser Power When Choosing a Fiber Laser Cutting Machine

  • High Precision: Provides extremely accurate and clean cuts with minimal material waste.
  • Speed: Faster cutting speeds compared to other cutting technologies like CO2 lasers or traditional mechanical cutting methods.
  • Versatility: Capable of cutting a wide range of materials, including various metals and reflective materials.
  • Efficiency: Higher energy efficiency with reduced operational costs and lower maintenance.
  • Durability: Longer lifespan and robust performance with less frequent need for maintenance.

Working Sample fiber laser cutting machine

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Key Features to Look for When Choosing a Fiber Laser Cutting Machine

Choosing a suitable fiber laser cutting machine involves several considerations to ensure that it meets your specific needs and requirements. Here’s a comprehensive guide to help you make an informed decision:

1. Understanding Your Cutting Needs for Choosing a Fiber Laser Cutting Machine

When choosing a fiber laser cutting machine, one of the first things to consider is the type of materials you will be cutting. Fiber laser cutting machines are highly versatile and can cut a variety of metals with precision and efficiency.


  • Steel:
    Mild Steel: Commonly used in construction and manufacturing. Fiber laser cutting machine can cut mild steel effectively, producing clean edges with high precision.
    Stainless Steel: Often used in the food, medical, and construction industries. Fiber laser cutting machine can cut stainless steel, producing high-quality finishes without compromising the material’s corrosion-resistant properties.
  • Aluminum:
    Frequently used in aerospace, automotive, and construction industries due to its light weight and strength. Fiber laser cutting machine can cut aluminum, including reflective grades, with high precision and speed.
  • Copper:
    Known for its excellent electrical conductivity, copper is often used in electrical applications. Fiber laser cutting machine can cut copper effectively, although advanced laser parameters and assist gases may be needed to handle its reflectivity.
  • Brass:
    Used in decorative and industrial applications. Fiber laser cutting machine can cut brass, taking advantage of its aesthetic appeal and machinability.
    Common in aerospace and medical industries for its strength-to-weight ratio. Fiber laser cutting machine can cut titanium precisely, which is valuable for high-performance applications.
  • Nickel Alloys:
    Known for their high strength and corrosion resistance, often used in harsh environments. Fiber laser cutting machine can cut nickel and nickel-based alloys with precision.

For more information on different materials and their properties, you can refer to this detailed guide on metal properties.

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While fiber laser cutting machine excel at cutting metals, they can also be used to cut some non-metal materials, though this isn’t their primary application:

  • Plastics:
    Certain types of plastics can be cut with fiber laser cutting machine including acrylic and polycarbonate. However, the results can vary, and appropriate parameters need to be set to avoid melting or burning the material.
  • Composites:
    Fiber laser cutting machine can cut some composite materials used in automotive and aerospace applications. The specific results depend on the composition of the material.
  • Glass and Ceramics:
    Generally, fiber laser cutting machines are less effective for cutting glass and ceramics compared to other laser types (such as CO2 lasers), but specialized setups and parameters can allow for some cutting and engraving tasks.

The second you should consider is the material thickness. Different machines are designed to cut various materials (e.g., steel, aluminum, copper) and thicknesses. Ensure the fiber laser cutting machine can handle the materials you work with most frequently.
The third, Its the cutting Speed and quality. Consider the speed at which you need to complete jobs and the quality of the cuts required. Higher power fiber laser cutting machines often provide faster cutting speeds and better quality for thicker materials.

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2. Laser Power

Another crucial factor in choosing a fiber laser cutting machine is the laser power. Machines with higher power can cut thicker materials more quickly and efficiently.

Below is a general reference table that correlates the power of a fiber laser cutting machine with the type and thickness of material it can cut. The exact capabilities may vary depending on the specific machine model, beam quality, cutting speed, and other factors. This table provides approximate values.the relationship between laser power and metal thickness

Laser Power Material Maximum Thickness (mm)
500W Mild Steel Up to 6 mm
Stainless Steel Up to 3 mm
Aluminum Up to 2 mm
Brass Up to 2 mm
Copper Up to 1 mm
1kW Mild Steel Up to 12 mm
Stainless Steel Up to 5 mm
Aluminum Up to 4 mm
Brass Up to 3 mm
Copper Up to 3 mm
2kW Mild Steel Up to 16 mm
Stainless Steel Up to 8 mm
Aluminum Up to 6 mm
Brass Up to 5 mm
Copper Up to 5 mm
3kW Mild Steel Up to 20 mm
Stainless Steel Up to 10 mm
Aluminum Up to 8 mm
Brass Up to 5 mm
Copper Up to 5 mm
4kW Mild Steel Up to 25 mm
Stainless Steel Up to 12 mm
Aluminum Up to 10 mm
Brass Up to 10 mm
Copper Up to 8 mm
6kW Mild Steel Up to 30 mm
Stainless Steel Up to 15 mm
Aluminum Up to 12 mm
Brass Up to 10 mm
Copper Up to 10 mm
8kW Mild Steel Up to 35 mm
Stainless Steel Up to 20 mm
Aluminum Up to 15 mm
Brass Up to 12 mm
Copper Up to 12 mm
10kW Mild Steel Up to 40 mm
Stainless Steel Up to 25 mm
Aluminum Up to 20 mm
Brass Up to 15 mm
Copper Up to 15 mm
12kW Mild Steel Up to 50 mm
Stainless Steel Up to 30 mm
Aluminum Up to 25 mm
Brass Up to 20 mm
Copper Up to 20 mm

This table should be used as a general guideline, and it’s always best to consult with the fiber laser cutting machine’s manufacturer or supplier for specific capabilities and recommendations based on your needs.

Low Power (up to 1kW): Suitable for thin materials (up to 5mm) like sheet metal and fine detailed work.
Medium Power (1kW – 3kW): Can handle medium-thickness materials (5mm – 15mm) and offer a balance between speed and quality.
High Power (3kW and above): Ideal for cutting thick materials (15mm and above) and high-volume production.

Some additional considerations as for the fiber laser cutting machine laser power:
Cutting Speed: Higher laser power can cut thicker materials faster, but optimum speed also depends on factors like material type, desired edge quality, and gas assist settings.
Gas Assist: Oxygen, nitrogen, or compressed air is used to assist in the cutting process, improving edge quality and cutting speed.
Beam Quality: The quality of the laser beam (e.g., focus, stability) can also affect the cutting capabilities and the quality of the cut.
Machine Specifications: Some machines might have optimized settings that allow for slightly different thickness limitations than those listed.

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3. Fiber Laser Machine Working Size and its Bed Dimensions

Make sure the working size of the fiber laser cutting machine that can accommodate the largest pieces you need to cut.The common working size of the fiber laser cutting machine include 4’x4′, 4’x8′, and 5’x10′. Consider the footprint of the fiber laser cutting machine to make sure you have physical space available in your workshop or production facility. The machine should fit comfortably without crowding the workspace.

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4. Control System and Software of Fiber Laser Cutting Machine

The controller system of a fiber laser cutting machine is a critical component that governs the operation of the fiber laser cutting machine, ensuring precise and efficient cutting. We will list some detailed various elements and features of the controller system as below.

Components of the Controller System of fiber laser cutting machine

  • CNC Controller
    Central Processing Unit (CPU): The brain of the fiber laser cutting machine, processing instructions and controlling all aspects of operation.
    Memory: Stores the cutting programs, parameters, and system settings.
    Input/Output Interfaces: Connects to various sensors, motors, and peripherals, enabling communication between the fiber laser cutting machine components.
  • User Interface
    Display Screen: Often a touch screen interface that allows the operator to interact with the fiber laser cutting machine, input commands, and monitor the cutting process.
    Keypad/Buttons: Additional physical controls for navigating menus and executing commands.
  • Motion Control System
    Servo Motors: High-precision motors that control the movement of the cutting head and the worktable.
    Linear Guides: Precision guides that ensure smooth and accurate movement of the cutting components.
    Drive System: Converts the signals from the CNC controller into movement of the motors.
  • Feedback System
    Encoders: Provide real-time feedback on the position and movement of the cutting head and table, ensuring precision.
    Sensors: Detect various parameters like material presence, cutting head position, and system status.

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Features of the Controller System

  • Software Integration
    CAD/CAM Integration: Allows the fiber machine to import design files from CAD (Computer-Aided Design) software and generate cutting paths using CAM (Computer-Aided Manufacturing) software.
    Nesting Software: Optimizes the arrangement of parts on the material to minimize waste and maximize efficiency.
  • Automation and Control
    Automatic Parameter Setting: Adjusts laser power, cutting speed, and other parameters based on the material type and thickness.
    Real-Time Monitoring: Provides live feedback on cutting status, fiber laser cutting machine performance, and diagnostics.
  • Precision and Quality Control
    Adaptive Control: Adjusts cutting parameters in real-time based on feedback to maintain high-quality cuts.
    Edge Detection: Ensures precise starting points and accurate cutting along the edges of the material.
  • Safety and Maintenance
    Emergency Stop: Allows the operator to immediately halt the fiber laser cutting machine in case of an emergency.
    Diagnostic Tools: Help identify and troubleshoot issues quickly, reducing downtime.
    Maintenance Alerts: Notify the operator when routine maintenance is due.

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Choosing the Right Controller System for the fiber laser cutting machine

When selecting a fiber laser cutting machine, the controller system is a crucial aspect to consider. We have some suggestions about this to help you choose the right controller system for your laser cutting machine.

  • User-Friendliness: Ensure the interface is intuitive and easy to use for your operators.
  • Compatibility: Make sure the controller is compatible with your existing CAD/CAM software and file formats.
  • Support and Training: Check if the manufacturer provides adequate training and support for the controller system.
  • Reliability: Choose a controller system known for its reliability and precision.
  • Future-Proofing: Opt for systems that offer updates and upgrades to keep up with technological advancements.

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5. Maintenance and Support and Customer Reviews

Choose a fiber laser cutting machine from a reputable manufacturer that offers reliable customer support and service are quite important. Maintenance and support from fiber laser cutting machine manufacturers are vital for ensuring the reliable, efficient, and safe operation of the machine. They help in maximizing uptime, extending the lifespan, reducing costs, and maintaining high performance, all of which contribute to better productivity and profitability for your business. At the same time you must consider the availability of spare parts and maintenance services.Other customer’s reviews are also very important. You can check their reviews before buying the fiber laser cutting machine.

For more insights into Forsun’s support and service, visit this Maintenance Guide.

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6. Cost and ROI

You must evaluate the total cost of the fiber laser machine, including delivery, installation, and any necessary accessories before buying it.Knowing the cost helps in planning the capital required for the investment. This includes the initial purchase cost, installation, training, and any facility upgrades needed. Meanwhile, understanding the ongoing operating costs, such as electricity, consumables, maintenance, and labor, is essential for accurate budgeting and financial forecasting.Calculating ROI helps build a strong business case to justify the purchase. It provides a clear picture of the potential financial benefits compared to the costs, aiding in decision-making and securing funding or approval from stakeholders.Analyzing costs and potential returns allows businesses to compare different machines and select the one that offers the best value for money and aligns with their financial goals.

Below is example Scenario of buying one set fiber laser cutting machine:
Company A is considering purchasing a fiber laser cutting machine for $200,000. They estimate the following:
Annual revenue increase: $150,000
Annual savings on materials: $10,000
Annual labor savings: $10,000
Annual operating costs: $30,000
Total Annual Profit Increase: $150,000 (revenue) + $10,000 (material savings) + $10,000 (labor savings) – $30,000 (operating costs) = $140,000
ROI Calculation:
This high ROI indicates that the investment is likely to be very profitable, making it easier for Company A to justify the expenditure and secure necessary approvals.

So, Evaluating the cost and ROI of a fiber laser cutting machine is essential for making informed investment decisions. It ensures that the investment aligns with financial goals, improves operational efficiency, and provides a competitive advantage, ultimately contributing to the long-term success and profitability of the business.

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7. Additional Features

Advanced features such as automatic nozzle changers and real-time monitoring systems are also important when choosing a fiber laser cutting machine.
Fiber laser cutting machines come with a range of advanced features that enhance their performance, precision, and efficiency. These features can significantly improve productivity, reduce operational costs, and expand the range of applications. Here are some of the key advanced features:
  • Automatic Nozzle Changer
    Efficiency: Automatically changes the cutting nozzle based on the material type and thickness, reducing downtime.
    Precision: Ensures the correct nozzle is used for each specific job, improving cutting quality.
  • Advanced CNC Controllers
    User-Friendly Interface: Touchscreen interfaces with intuitive controls for easy operation.
    Advanced Programming: Supports complex cutting paths, 3D cutting, and multi-axis control.
    Real-Time Monitoring: Provides real-time feedback and diagnostics, helping operators to monitor machine performance and detect issues early.
  • Advanced Cooling Systems
    Efficient Cooling: Enhanced cooling systems for the laser source and cutting head to prevent overheating and ensure stable performance.
    Extended Lifespan: Helps prolong the lifespan of the machine components by maintaining optimal operating temperatures.
  • Automatic Loading and Unloading Systems
    Material Handling: Automated systems for loading and unloading materials, reducing manual labor and increasing efficiency.
    Continuous Operation: Enables continuous operation and high productivity, especially in high-volume production environments.
  • Nesting Software
    Material Optimization: Advanced nesting algorithms to optimize material usage, minimize waste, and maximize yield.
    Cost Reduction: Reduces material costs and improves overall efficiency.
  • Remote Monitoring and Control
    IoT Connectivity: Internet of Things (IoT) integration for remote monitoring and control of the machine via a computer or mobile device.
    Predictive Maintenance: Uses data analytics to predict maintenance needs and prevent unexpected downtime.
  • Safety Features
    Enclosures and Guards: Protective enclosures and safety guards to protect operators from laser radiation and other hazards.
    Emergency Stop Buttons: Easily accessible emergency stop buttons for immediate shutdown in case of an emergency.
  • Dual-Use Machines
    Flatbed and Tube Cutting: Machines that can switch between flatbed cutting for sheet materials and tube cutting for pipes, providing greater versatility.
Learn how to choose the right fiber laser cutting machine for your needs. Discover the technology, working principles, advantages, and key factors for selecting a high-performance machine. Advanced features in fiber laser cutting machines greatly enhance their capabilities, efficiency, and versatility. When choosing a fiber laser cutting machine, considering these advanced features can help ensure that the machine meets your specific production needs, improves productivity, and provides a good return on investment.
Choosing the right fiber laser cutting machine requires careful evaluation of your specific needs, the machine’s capabilities, and the overall cost-effectiveness. By considering the factors outlined above, you can select a machine that will enhance your production process, improve quality, and provide a good return on investment.

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