Laser-Induced Selective Micro-Stripping: Precision for Modern Manufacturing

In today’s high-tech industries, precision is everything. From medical devices and semiconductors to consumer electronics and aerospace components, manufacturers need clean, accurate, and efficient methods for material processing. That’s where laser-induced selective micro-stripping comes in.

Unlike traditional mechanical stripping, which can damage delicate substrates, laser micro-stripping is a non-contact process. By using a focused laser beam, coatings such as polymer insulation, oxide films, adhesives, or inks can be removed with pinpoint accuracy—leaving the underlying material intact.

Why Laser Selective Stripping Matters

Stripping is an essential preparatory step in many industries. It ensures:

1. Electrical conductivity – Removing insulation from wires for secure soldering and bonding.
2. Surface adhesion – Prepping surfaces for coatings or treatments.
3. Clean measurement and inspection – Exposing the true substrate for testing or quality control.

Laser-based stripping offers significant advantages over mechanical or chemical alternatives:

1. Non-contact & damage-free – No risk of mechanical wear or chemical contamination.
2. Micron-level precision – Ideal for thin films, fine wires, and complex geometries.
3. Material versatility – Works with metals, polymers, ceramics, and glass.
4. Repeatable & scalable – Perfect for both prototyping and mass production.

Applications of Laser-Induced Micro-Stripping

Electronics & Semiconductors

• Removing insulation layers from copper wires, flexible printed circuits, and photoresist coatings.
• Enables high-resolution patterns in microchip fabrication.

Medical Devices

• Stripping coatings from catheters, guidewires, and implantable devices.
• Ensures biocompatibility and safety without damaging underlying structures.

Aerospace & Automotive

• Selective removal of paints, adhesives, or polymer layers from complex components.
• Supports lightweighting, refurbishment, and precision assembly.

Display & Glass Technologies

• Stripping black ink coatings from glass displays for labeling or micro-patterning.
• Produces clean edges without harming the glass substrate.

AOC’s Laser Stripping Solutions

At Advanced Optowave Corporation (AOC), we offer a complete portfolio of UV, green, picosecond, and femtosecond lasers designed for selective micro-stripping applications.

1. Nanosecond UV (355 nm) lasers: Cost-effective and efficient for polymer coatings.
2. Picosecond & femtosecond lasers (355 nm / 515 nm): Ideal for damage-free stripping of delicate substrates.
3. Custom stripping systems: Compact, scalable platforms for industrial use in electronics, photovoltaics, and medical devices.

Case Studies:

1. Silicon PV cells – Removing oxide AR coatings with ps-1064 nm laser for clean electrical contact windows.
2. Flexible stainless mesh – Stripping polyimide layers with fs-515 nm laser for defect-free printing masks.
3. Wire insulation removal – Clean cladding removal from copper and braided metal wires using ns-UV and fs-green lasers.

Conclusion

Laser-induced selective micro-stripping is redefining how industries approach coating removal. It delivers:

1. Cleaner results
2. Higher productivity
3. Longer component lifetimes

With over a decade of R&D and industrial collaboration, AOC stands at the forefront of laser micro-processing solutions, delivering precision, reliability, and cost-effectiveness for the most demanding applications.

Contact us at Info@a-optowave.com to learn how AOC’s laser solutions can empower your manufacturing.