Type of air filter


The basic function of 1. air filter

The air filter is a device used to purify the dust, odor and harmful substances in the air. It is used to filter the air entering the internal combustion engine to ensure the normal operation of the engine, improve the performance of the engine, and reduce exhaust emissions. Make the air in the car fresher.

2. mechanical air filter

Mechanical air filter refers to the use of paper, cotton, polyurethane foam and other substances to filter air through the principle of mechanical filtration. It is mainly used in automobile filtration systems, air conditioning filtration systems, etc. Its advantages are low cost and easy replacement. The replacement frequency of consumables is relatively high.

3. electronic air filter

Electronic air filters use electronic technology and use the principle of electrostatic adsorption for filtration. They have the advantages of small size, good purification effect, and high filtration efficiency. They are mainly used in household air purifiers.

4. activated carbon air filter

Activated carbon air filter adopts the principle of activated carbon adsorption to filter out various odors, volatile organic compounds and other pollutants. It is mainly used in automobiles, air conditioners and other fields. Its advantages are good filtering effect and long life.
In summary, the classification of air filters mainly includes mechanical air filters, electronic air filters and activated carbon air filters. Each filter is suitable for different fields. Choose the filter that suits you. It can ensure the optimization of air quality and the improvement of quality of life.

More information


Invitation:Automechanika Istanbul 2025

Automechanika Istanbul 2025! 🎉 📌 Exhibition Details: 📅 Date: June 12–15, 2025 📍 Venue: TÜYAP Fair Convention and Congress Center 🏙️ City: Beylikdüzü, Istanbul, Turkey 🔢 Booth No.: 12A.E207 We look forward to meeting you! 🤝


Colombia EXPOPARTES 2025 exhibition ended successfully!

The 2025 Colombia International Auto Parts Exhibition has come to a successful conclusion. Hebei Guanshi Auto Parts Co., Ltd. has successfully completed the overseas exhibition mission and has received extensive attention and high recognition from global customers.


🌟 Colombia EXPOPARTES 2025 Exhibition Invitation Letter 🌟

📅 Exhibition time: June 4-6, 2025 📍 Exhibition location: Colombia · Bogota · Corferias Convention Center 🔹 Booth number: 8.1 202


2025 Russia MIMS Exhibition ended successfully, Guanshi started a new journey in Colombia

2025 Russia MIMS Exhibition ended successfully, Guanshi started a new journey in Colombia


Official Invitation | Join Us at MIMS Automobility MOSCOW 2025

We sincerely invite you to attend the MIMS Automobility MOSCOW 2025 exhibition, which will be held at the Crocus Expo International Exhibition Center in Moscow, Russia. As one of the most important events in the global automotive industry, this exhibition gathers leading manufacturers, suppliers, and industry experts from around the world. It is an excellent platform to expand your market, stay updated on industry trends, and establish valuable business partnerships. Exhibition Details 📅 Date: 5.12-5.15, 2025 📍 Venue: Crocus Expo International Exhibition Center, Moscow, Russia 🏢 Booth Number: 2.6H345