Aluminum oxide ceramic conductive gold paste

introduction:Alumina ceramicsConductive gold pasteIt is a material with excellent performance, especially suitable for glass substrates and alumina ceramic substrates. This article will introduce the technical parameters and reference process conditions of YB-8203 gold electrode paste, aiming to help readers better understand the characteristics and applications of this material.

1、 Technical parameters

1. Gold content: According to the requirements, the gold content of YB-8203 gold electrode paste is 80 ± 2%. High levels of gold can improve conductivity, making it suitable for applications that require high conductivity.

2. Viscosity: The viscosity range of YB-8203 gold electrode slurry is between 2000-3000mpa · s (14 #/10r). This moderate viscosity ensures that the gold paste can uniformly adhere to the substrate during screen printing.

3. Body resistance: The body resistance of the gold electrode paste should be less than 4.0 × 10-5m Ω. Low body resistance is an important indicator of excellent performance of the gold conductive layer, which can ensure the stability and reliability of the circuit's conductivity.

4. Fineness: The fineness requirement for YB-8203 gold electrode paste is less than 5 μ m. Smaller particle size helps to improveGold pasteThe smoothness and uniformity are improved to achieve better film-forming effects.

2、 Reference process conditions

1. Substrate selection: YB-8203Gold electrode pasteSuitable for glass substrates, alumina ceramic substrates, and zirconia substrates. This diverse range of applications makes it widely applicable.

2. Film formation method: Using screen printing technology, select a 250-300 mesh screen for film formation. Screen printing is a commonly used method for preparing gold conductive layers, which can achieve uniform coverage of the substrate and form the required conductive structure.

3. Drying conditions: It is recommended to perform the drying operation at a temperature of 150-200 ℃ and maintain it for 5 minutes. Appropriate drying conditions can effectively remove solvents and volatile organic compounds from the slurry, preparing for subsequent sintering operations.

4. Sintering conditions: It is recommended to sinter the YB-8203 gold electrode paste at a peak temperature of 850-900 ℃ and maintain a holding time of 10 minutes. The entire sintering process takes 45-60 minutes. Appropriate sintering conditions can fully sinter the gold paste and form a strong conductive layer of gold.

Conclusion:YB-8203 gold electrode pasteIt has the characteristics of good density and smoothness of the fired film, and is suitable for glass substrates and alumina ceramic substrates. At the same time, the slurry has good compatibility with the zirconia matrix, expanding its application fields. By mastering technical parameters and reference process conditions, YB-8203 gold electrode paste can be better used to achieve the full potential of conductive metal materials in various applications.