Slurry Electromagnetic Filter for Electronic Materials
I. Product Overview
The high-precision slurry electromagnetic filter specially developed for high-purity slurries used in semiconductors and display panels takes "electromagnetic excitation + high-gradient adsorption + automatic cleaning" technology as the core to achieve efficient removal of micron-level magnetic impurities, adapting to the stringent requirements of the electronic materials industry for ultra-high purity of slurries. The equipment adopts high-precision magnetically permeable medium and optimized magnetic circuit design, with the peak magnetic field gradient reaching a higher level, which can accurately capture micron-level even submicron-level ferromagnetic impurities. The automatic cleaning and regeneration process supports continuous and pollution-free operation, providing high-purity slurry guarantee for semiconductor and display panel production.
II. Product Advantages
1. Ultra-High Purification Precision: Can remove micron-level and submicron-level magnetic impurities with an iron removal efficiency of ≥99.5%, meeting the ultra-high purity requirements of high-purity slurries for semiconductors and display panels.
2. No Secondary Pollution: Full-process physical adsorption. The material-contacting parts are made of high-purity stainless steel, with no dust or consumable residues, ensuring slurry cleanliness.
3. Stable and Reliable: Equipped with a high-precision cooling system and intelligent monitoring system, ensuring stable magnetic field strength and small equipment operation error, adapting to the precision production needs of electronic materials.
4. Customized Design: According to the characteristics of high-purity slurries, the precision of the magnetically permeable medium, cleaning process and equipment structure can be customized to adapt to different electronic material production processes.
III. Core Parameters
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Parameter Name
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Parameter Value
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Magnetic Field Strength
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5000-12000 Gauss
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Magnetically Permeable Medium
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High-Precision 430 Stainless Steel Matrix
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Iron Removal Efficiency
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≥99.5%
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Applicable Slurries
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High-purity slurries for semiconductors and display panels
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Purification Precision
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Capable of removing submicron-level magnetic impurities
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Cleaning Method
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Ultrapure Water Flushing + Gas-Liquid Mixed Flushing
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Cooling System
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Water-Oil Heat Exchange Cooling
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Operation Mode
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Continuous operation, intelligent monitoring
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Protection Grade
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IP65
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IV. Application Cases
Provided 4 special electromagnetic filters for high-purity semiconductor slurries for an electronic material enterprise, used in the purification of semiconductor packaging slurries. After the equipment was put into use, it successfully removed submicron-level magnetic impurities in the slurry, controlled the iron content of the slurry below 1ppm, met the high-precision requirements of semiconductor packaging, effectively avoided chip short circuits, display abnormalities and other problems caused by impurities, helped the customer's products pass stringent testing in the electronic industry, and successfully matched the high-end display panel production line.
V. Company Profile
Tianjin Minyang Precision Machinery Co., Ltd. is a high-tech enterprise focusing on the R&D of high-precision iron removal equipment for the electronic materials industry. Relying on advanced foreign magnetic separation technology and independent innovation capabilities, it has accumulated rich experience in the field of high-gradient magnetic separation technology, and has obtained more than 30 patents and software copyrights. Equipped with precision manufacturing equipment and a high-standard experimental center, the company can realize the R&D and production of high-precision magnetically permeable medium. It has passed three major system certifications, strictly controls product quality, and provides high-precision, high-stability iron removal solutions and professional services for customers in the electronic materials industry.
VI. QA
Q1: Can the equipment remove submicron-level magnetic impurities?
A1: Yes. The equipment adopts a high-precision 430 stainless steel matrix magnetically permeable medium. After optimizing the magnetic circuit design, the peak magnetic field gradient is significantly improved, which can effectively capture submicron-level magnetic impurities with an iron removal efficiency of ≥99.5%, meeting the high-purity requirements of electronic materials.
Q2: How does the cooling system ensure stable magnetic field strength?
A2: The water-oil heat exchange cooling system is adopted to real-time control the temperature of the electromagnetic coil, avoiding the impact of temperature changes on the magnetic field strength, ensuring that the magnetic field stability error is ≤±2%, adapting to the precision production needs of electronic materials.
Q3: Does the equipment support remote monitoring and operation?
A3: Yes. The equipment is equipped with an intelligent remote monitoring system, which can real-time view parameters such as magnetic field strength, operation status, and cleaning frequency, support remote adjustment and fault early warning, and facilitate customers to centrally manage equipment of multiple production lines.
