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Jun 11,2025
Megasound cleaning technology principle
MegaSonic cleaning technology is a highly efficient silicon wafer cleaning method that combines high-energy frequency vibration effects with the chemical reaction of chemical cleaning agents. This technology utilizes high-frequency sound waves of 0.8~1.0MHz to form high-speed micro-water streams in the cleaning solution, effectively removing contaminant particles smaller than 0.2μm from the wafer surface. It compensates for the shortcomings of traditional ultrasonic cleaning and combines the effects of mechanical scrubbing and chemical cleaning.
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Jun 09,2025
The principle of ultrasonic cleaning
Ultrasonic cleaning technology is primarily based on physical cleaning principles. This technology involves injecting cleaning agent into a cleaning tank and applying ultrasonic waves. As a mechanical vibration wave, the propagation of ultrasonic waves causes periodic changes in the sound pressure of the cleaning solution.
Jun 06,2025
The working principle of a furnace tube cleaning machine
The wet equipment furnace tube cleaning machine effectively removes accumulated PSG/BSG, metal, and particulate contaminants from high-temperature furnace tubes through a precisely controlled process of chemical dissolution, high-efficiency fluid flushing, and physical drying.
Jun 04,2025
The function of a fully automatic final cleaning machine
A fully automatic final cleaning machine is a device specifically designed for cleaning products or workpieces at the end of the manufacturing process.
May 30,2025
Working principle of wet etching machine
The working principle of the wet etching machine is based on the selective corrosion of materials by chemical solutions. Specifically, it uses various wet chemicals such as organic acids, inorganic acids, alkaline solutions, and bromine-based etchants (commonly referred to as etchants or corrosive solutions), which, through the principle of penetration etching, cause metal or semiconductor materials to dissolve (corrode) under the action of external forces (chemical energy).
May 28,2025
Temperature and time for drying during wafer wet cleaning
In the wet cleaning process of wafers, the temperature and time of the drying step depend on several factors, including the drying method used, the nature of the cleaning solution, and the specific circumstances of the wafer.
May 23,2025
Methods for improving the efficiency of wafer cleaning machines
As a key piece of equipment in semiconductor manufacturing, the wafer cleaning machine's cleaning efficiency directly impacts chip yield and production costs. With the continuous shrinking of semiconductor process nodes, the requirements for wafer surface cleanliness are becoming increasingly stringent, making the optimization of cleaning machine usage efficiency a key industry focus.
May 21,2025
Technical Principles and Applications of Fully Automated Wafer Cleaning Machines
Fully automated wafer cleaning machines are one of the indispensable key pieces of equipment in the semiconductor manufacturing process. Their technological level and cleaning effectiveness directly affect the yield and performance of chips.
May 19,2025
Pre-cleaning machine - a key step in ensuring chip quality
As semiconductor manufacturing processes become increasingly refined, chip cleanliness has become a core factor affecting product yield and reliability. Pre-cleaners, as key equipment in semiconductor manufacturing, effectively remove contaminants from the wafer surface through various technical means, laying the foundation for subsequent processes.
May 16,2025
Suggested maintenance methods for degumming cleaning machines