What is Laser Marking? Permanent and Secure Tracking in Production

In today's manufacturing landscape, traceability and product safety are more crucial than ever. Serial numbers, barcodes, QR codes, and logos must be permanently applied to products. That’s where laser marking systems come into play.

What is Laser Marking?

Laser marking is the process of creating marks on materials like metal, plastic, glass, or ceramics using a high-intensity laser beam. It’s a non-contact method that produces precise, durable, and readable marks.

How Do Laser Marking Systems Work?

  • Laser Source: Includes fiber lasers, CO2 lasers, and UV lasers.
  • Galvo Scanner: Directs the laser beam to create the desired pattern or code.
  • Software: Manages content, position, and layout of the marking.

Serial Laser Marking: Fast and Repeatable

Serial laser marking systems are ideal for high-volume production environments, ensuring consistency and speed. Common in industries where traceability is critical, such as automotive, defense, and medical sectors.

Advantages of Laser Marking

Advantage Description
Permanence Marks remain even after cleaning or abrasion
Non-Contact No risk of damaging the material
Speed Synchronizes with fast-moving production lines
Eco-Friendly No consumables, no waste

Industries That Use Laser Marking

  • Automotive: Chassis numbers, spare part codes
  • Electronics: PCB traceability
  • Medical: Surgical tools and implants
  • Packaging: Expiration dates and batch codes

Leave a Lasting Mark with 3D Photonics

3D Photonics laser marking systems provide compact and high-performance solutions for both manual and automated marking. The LaserCube platform is perfect for scalable traceability in production environments.

Conclusion: Secure Your Product Identity

If traceability, security, and visual quality are your priorities, laser marking systems are the answer. Discover 3D Photonics’ innovative solutions and take your manufacturing process to the next level.

Frequently Asked Questions (FAQ)

What's the difference between laser marking and laser engraving?

Laser marking changes the material surface without removal; engraving removes surface layers.

Which materials can be laser marked?

Metal, plastic, glass, wood, leather, and certain ceramics.

Is the marking permanent?

Yes. Resistant to water, heat, and abrasion.

Can it be used in high-volume production?

Absolutely. Serial laser marking systems are designed for mass production.

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