OthersMeasuring the Pressure Distribution of Rollers in Roll-to-Roll Systems Used in the MLCC Printing Process

21 Jul 2025
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Application of Kitronyx's Pressure Distribution Measurement System for the MLCC Printing Process


Purpose

In MLCC manufacturing, the uniformity of pressure applied during the printing process directly affects electrode thickness, which in turn influences the product’s electrical performance and reliability.

 Using PressureScan II, we evaluated the pressure distribution between rollers in roll-to-roll equipment to ensure consistent and uniform contact, contributing to improved process control and product quality.


Results 

Below are the pressure distribution results obtained using the SFC4900M1 and SFC4900M2 sensors on the same roller setup.

Although both sensors measured the same roller, their outputs appeared different due to physical differences in node configuration and the resulting variations in how pressure data is visualized within the software.

To evaluate the roller pressure in the roll-to-roll (R2R) printing process, two measurement approaches were applied using PressureScan II:

•In the pass-through configuration, the sensor was inserted between stationary rollers.

•In the wrapping method, the sensor was wrapped around the roller surface during rotation to capture dynamic pressure profiles.


 Following initial measurements with the SFC4900M1, Kitronyx improved the system to provide higher-precision analysis tailored to the customer’s process conditions. The controller’s scanning speed was increased to 220 Hz, enabling stable measurement even at high roller speeds. The sensor was also redesigned to support smaller contact areas and high-speed scanning.


•As a result, the upgraded SFC4900M2 model allowed for more accurate detection of asymmetric pressure distribution across the roller surface, providing better diagnostic insight into pressure uniformity in the R2R process.

Please refer to the following video clips showing actual measurement results for each sensor and method.


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<SFC4900M1 Pass-Through Measurement Result>


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<SFC4900M2 Pass-Through Measurement Result>


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<SFC4900M2 Wrapping Measurement Result>


Expected Benefits and Applications 

•Enables precise analysis of roller pressure distribution in the MLCC manufacturing process, helping to minimize variation in electrode pattern thickness and ensure product quality stability.

• When using the ‘Vertical Bar Graph’ feature in ForceLAB2, users can visually track width variations across columns, making it easier to intuitively identify asymmetric pressure zones across the roller width.

 

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※ The features and contents described in this document are subject to change without notice for performance improvement.

The images included are for illustrative purposes and may differ from actual results.

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If you have any other inquiries, please leave a message through the URLs below, and we will respond promptly.

For product inquiries: https://www.kitronyx.com/contact

For technical support inquiries: https://www.kitronyx.com/support_request 

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