Booth: 8655 | View floor plan



Energieweg 3A
5527 AH
Website: www.louwershanique.com

Company video


22 January 2024
Advancing Precision: Exploring Laser Polishing Techniques in Technical Glass and Ceramics
While laser machining meticulously controls the time scale of laser exposure to avoid thermal damage, Laser Polishing harnesses controlled thermal effects to refine surfaces. This technique, particularly effective with materials like glass that have a well-defined melting point, relies on localized heating induced by the laser spot. In essence, the absorption of laser radiation heats the surface, causing it to melt. As a result, the material flows, guided by the minimization of total surface energy. This flow direction, directly proportional to surface energy, effectively reduces surface area, eliminating roughness in the process. It's a delicate dance where the laser energy balances between preventing product deformation and allowing sufficient material flow to even out surface roughness. However, the method is not without its considerations. The controlled heating and melting process may compromise the shape accuracy of the product. Striking the right balance becomes crucial—short bursts prevent deformation, while longer exposure allows for adequate material flow. Another consideration is the potential rounding of sharp edges. While this may enhance strength and reduce chipping in some cases, it might conflict with product specifications that demand sharp edges. Furthermore, Laser Polishing occurs within the confines of the laser spot, which has limited dimensions. As a consequence, roughness with a lateral correlation length exceeding the typical laser spot size may not be effectively polished. Despite these limitations, Laser Polishing remains an exceptionally fast and effective method, capable of refining surfaces to the single-nanometer range after grinding or SLE processing. The precision offered by Laser Polishing makes it an ideal choice for microlenses, where surface quality is paramount. By carefully controlling thermal effects, Laser Polishing ensures the meticulous shaping and polishing of microlenses, contributing to enhanced optical performance.In addition to microlenses, Laser Polishing boasts a diverse range of applications across various industries and components. Here are a few additional applications that highlight the versatility of this advanced technique: 1. Optical Components: Laser Polishing is widely utilized in the manufacturing of optical components, such as lenses and mirrors, to achieve high-quality surfaces with minimal distortion. The technique ensures that these components meet stringent standards for clarity and precision. 2. Medical Devices: Laser Polishing finds application in the production of various medical devices, including surgical instruments and implants. The technique allows for the creation of smooth and biocompatible surfaces, essential for medical equipment and implants interacting with biological systems. 3. Microelectromechanical Systems (MEMS): MEMS devices, which often involve intricate microstructures, benefit from Laser Polishing to achieve precise surface finishes. This is particularly important in the fabrication of sensors, actuators, and other micro-devices. Laser Polishing for technical glass and ceramics is a powerful tool capable of considerable reducing the surface roughness of the components. While mindful of the limitations of this technology, the potential benefits far outweigh the challenges. In the hands of expert contract manufacturers like LouwersHanique, Laser Polishing continues to drive advancements, setting new benchmarks for excellence in high-tech engineering applications. Contact the engineering team of LouwersHanique to learn more about their Laser Polishing technology: https://www.louwershanique.com/contact
23 January 2024
Ultrashort Pulse Laser Welding in Technical Glass: A Dive into Microfluidics Applications
In the ever-evolving realm of high-tech engineering, the demand for precision in manufacturing components made of technical glass has raised. One groundbreaking technology that has gained significant traction is Ultrashort Pulse Laser Welding. This cutting-edge technique has not only transformed traditional welding methods but has also found its niche in the realm of microfluidics components, leading to advancements, among others in the MedTech field. Ultrashort Pulse Laser Welding involves the use of ultrashort laser pulses with durations on the order of femto- to picoseconds. This technique offers unparalleled precision and minimizes heat-affected zones, making it particularly well-suited for delicate materials like technical glass. The ability to generate high peak powers in these ultrashort pulses enables efficient material processing with minimal thermal damage. One of the most compelling applications of Ultrashort Pulse Laser Welding lies in the field of microfluidics. Microfluidics deals with the manipulation of small volumes of fluids at the microscale, and the precision offered by ultrashort pulse lasers is a game-changer in fabricating intricate microfluidic components. 1. Microfluidic devices: Selective Laser-Induced Etching allows for the precise fabrication of microchannels in technical glass and ceramics. Meanwhile, the combination of Selective-Laser Induced Etching (SLE) and Ultra Short Pulse Welding open up the possibility to create new microfluidic components that were not possible to do by using just one technology. 2. Bonding of Transparent Materials: The transparency of technical glass is a key feature in microfluidic applications, enabling real-time observation of fluidic processes. Ultrashort Pulse Laser Welding facilitates the bonding of transparent materials without compromising their optical clarity, ensuring optimal functionality in microfluidic devices. 3. Hermetic Sealing: In microfluidics, maintaining a hermetic seal is paramount to prevent contamination and ensure the reliability of the system. Ultrashort Pulse Laser Welding excels in creating precise, leak-proof seals in technical glass and ceramics, enhancing the longevity and performance of microfluidic components. As the demand for ultra-precise microfluidic components grows, contract manufacturers like LouwersHanique play a pivotal role in meeting these requirements by delivering high-quality, tailored solutions for clients in need of, among other applications, microfluidic devices. Contact the engineering team of LouwersHanique to learn more about their Ultrashort Pulse Laser Welding technology: https://www.louwershanique.com/contact
23 January 2024
Innovations in Precision Engineering: Implementing Ductile CNC Micromachining for Technical Glass and Ceramics
In the domain of precision engineering, the pursuit of effective machining solutions for delicate materials such as glass and ceramics has prompted LouwersHanique to integrate various cutting-edge technologies into its portfolio. The most recent addition has been the Ductile CNC Micromachining technology, featuring by the Kern Micro HD technology. The Kern Micro HD machine, a remarkable 5-axis ultra-high precision CNC micromachining technology, empowers the team of engineers at LouwersHanique to achieve unparalleled precision and efficiency when working with technical glass and ceramics. This game-changing addition shows the commitment of LouwersHanique to stay at the forefront of innovation. Understanding Ductile CNC Micromachining with Kern Micro HD: Ductile CNC Micromachining, harnessed with the prowess of Kern Micro HD technology, is a method that builds upon the principles of our trusted micrometer-accurate grinding process. Kern Micro HD technology plays a pivotal role in achieving remarkable precision levels, making it our reliable choice for technical glass and ceramic applications. Some of the advantages of the Kern Micro HD technology over other CNC Technologies are: 1. Ultra-high Precision: Ductile CNC Micromachining with Kern Micro HD technology provides us with a sensible enhancement in precision from micrometer to sub-micrometer accuracy. . This technology refines our micrometer-accurate grinding process, ensuring a reliable level of accuracy for technical glass and ceramic engineering. 2. Repeatability: The integration of Kern Micro HD technology in Ductile CNC Micromachining underscores our commitment to consistent repeatability. This technology minimizes deviations, ensuring that each product adheres consistently to our specified geometrical tolerances—an essential advantage for industries where reliability is non-negotiable. 3. Unmatched performance: Traditional CNC technologies often encounter challenges when dealing with brittle materials. Ductile CNC Micromachining with Kern Micro HD technology reasonably addresses these challenges, showcasing our adaptability in working with glass and ceramics for applications prioritizing durability and precision.This technology not only enables us to achieve high surface quality but also smoothens component surfaces, enhances accuracy, and improves overall strength. The application spectrum of Ductile CNC Micromachining with Kern Micro HD technology in technical glass and ceramics is extensive and pragmatic. From producing optical components and microfluidic components to delicate electronic substrates, our technology has proven to be a highly valuable solution across various industries, showcasing practical utility in both form and function. In our journey as a high-tech company specializing in technical glass and ceramics, the adoption of Ductile CNC Micromachining with Kern Micro HD technology is a significant stride toward precision engineering. Moving from our trusted micrometer-accurate grinding process to the refinement of Ductile CNC Micromachining with Kern Micro HD marks a pragmatic advancement, offering practical solutions for machining brittle materials. As we continue our quest for reliable innovations, the precision, repeatability, and reasonable performance offered by this technology, powered by Kern Micro HD, position it as a practical force in the future of technical glass and ceramic engineering. Contact the engineering team of LouwersHanique to learn more about the possibilities of our Kern Machine Micro HD technology: https://www.louwershanique.com/contact