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Author: Brent A. Fischthal, Head of Global Marketing, Koh Young Technology.
Co-author: Erika Peralta, Marketing, Repstronics.
In the fast-paced world of electronics manufacturing, precision and reliability are essential. Electronic products, increasingly complex, must operate in demanding environments, making inspection and quality control processes crucial. Koh Young, a leader in 3D measurement-based inspection solutions, is transforming the industry with its innovative conformal coating inspection technology, helping manufacturers move closer to an ambitious goal: zero defects.
Conformal coating is a protective layer that covers electronic circuits, shielding them from factors like moisture, dust, chemicals, and extreme temperatures. Critical sectors like automotive, aerospace, and medical devices rely on these coatings to ensure the durability and safety of their products. However, the effectiveness of the coating depends on precise application.
This is where high-speed and high-precision selective conformal coating machines come in. An example of this technology is Anda Technologies' iCoat series machines:
The Koh Young Neptune series, equipped with True 3D technology, offers highly accurate conformal coating inspection. Unlike traditional 2D systems, which often fail to detect defects in transparent or semi-transparent materials like bubbles, voids, or inconsistent coating thickness, 3D inspection provides detailed volumetric data, allowing for the detection of even the most subtle defects that could compromise product reliability.
One of the key features of the Neptune series is its ability to precisely measure conformal coating thickness using Laser Interferometry for Fluid Tomography (LIFT) technology.This ensures that every part of the assembly is adequately protected without damaging the coating during inspection, a critical factor for high-value components.
The application of conformal coating is a delicate process influenced by several factors, such as material viscosity and environmental conditions. Any variation can cause defects like bubbles, voids, or insufficient thickness, which compromise the coating's functionality. Koh Young's 3D inspection technology detects these defects in real time, enabling manufacturers to adjust the process immediately, minimizing waste and avoiding costly rework.
Moreover, this technology is not limited to conformal coating. The Neptune series is versatile and can inspect other materials used in electronics manufacturing, such as epoxies, bonding agents, and fillers. This makes it a valuable tool for improving product quality across all production stages.
Koh Young is also committed to integrating its systems into smart factory environments, supporting the transition to Industry 4.0. The ability to collect detailed data on material properties and application processes allows manufacturers to continuously optimize production parameters, develop new materials, and refine application techniques.
As the demand for more reliable and durable electronic products continues to grow, advanced inspection technologies will be essential to maintaining competitiveness in the global market. Koh Young's 3D inspection solutions provide a powerful tool for achieving the highest level of quality control, enabling manufacturers to reach zero defects in their final products.
The success of Koh Young's True 3D technology adoption is already evident in key industries. With precise measurements, non-destructive inspections, and real-time feedback, the Neptune systems enable companies to deliver more reliable, durable products that are better equipped to handle the challenges of operational environments.
