Technology surges forward, and every innovation moves the industry ahead. On Sept 24-26, Guangdong Huaxin will showcase three star devices - vacuum die-bonding furnace, vacuum formic-acid furnace and inline vapor phase soldering - in Shanghai.

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Welding precision determines product quality. Huaxin builds equipment for semiconductor, automotive and 3C electronics. Its vapor phase reflow uses imported Galden PFPE fluid (215 boiling point) for uniform heating across 150-210 processes.

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For high-precision silver-paste curing, Huaxin developed the oxygen-free silver-paste oven, eliminating oxidation risk. A high-accuracy vacuum pump and gas monitoring keep oxygen below ppm level; PID control ensures fine temperature uniformity.

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Semiconductor chips power everything from smartphones and computers to medical and aerospace equipment, and soldering is the critical bridge connecting these precision components. Yet high temperature, the enabler of soldering, is a double-edged sword that must be carefully controlled.

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At the forefront of electronics manufacturing, Huaxin vacuum reflow soldering technology has become the preferred solution for high-precision component packaging and assembly thanks to its excellent soldering quality and reliability. This article explores how it works. Core principle - creating a vacuum environment: a ……

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