Aokai is your trusted partner in delivering advanced filter media solutions tailored for abrasive, corrosive, high-temperature, and explosive dust filtration. We excel in dust collection processes across a broad spectrum of industries, including but not limited to asphalt mixing, chemicals, cement, metals, power generation, waste-to-energy, renewable energy, woodworking, and many other demanding sectors.
Selecting the optimal filter media with the precise characteristics tailored to your specific application can significantly enhance the performance and extend the lifespan of your dust filtration system.
Fibre types |
Weight |
Continuous temperature |
Peak Temperature |
PE |
450-600 |
130ºC |
150ºC |
PAC |
500-550 |
125ºC |
150ºC |
PPS |
500-650 |
160ºC |
190ºC |
Aramid |
400-600 |
204ºC |
250ºC |
PTFE |
750-800 |
240ºC |
260ºC |
P84 |
500-550 |
240ºC |
260ºC |
GL |
750-900 |
240ºC |
260ºC |
Each filter media's unique dust filtration characteristics are derived from its specific fiber composition. Further enhancements such as extended life cycles, improved dust cake release, reduced valve pulsing, consistent airflow, lowered differential pressure, and minimized downtime and maintenance are achieved through specialized treatments.
Typical Dust Properties with the Appropriate Surface Finishes |
Singe |
Calendar |
Silicone |
Hydrophobic Oleo phobic |
Chemical Protection |
Dispersion |
Microfiber |
Free Flowing |
☆ |
|
|
|
|
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Agglomerating |
|
☆ |
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Corrosive |
☆ |
|
☆ |
|
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Humid |
|
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|
☆ |
☆ |
|
|
Sticky |
|
☆ |
|
☆ |
☆ |
☆ |
|
Acid / Alkaline |
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|
☆ |
|
Ultra fines |
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|
☆ |
Filter Bag Types and Applications of Aokai Environtec
Fiber Types |
Product Code |
Continuous Temperature |
Peak Temperature |
Application |
Remark |
Polyester |
PE |
130ºC |
150ºC |
Applicable to mine, limestone, cement, iron and steel industries, alumina delivery, electrolytic aluminum, non-ferrous metal production, wood processing and pharmacy industry. |
Good resistance to oxidation, while limited resistance to acids and alkalis. Service life will be affected by hydrolysis at high temperature. |
Polyacrylnitrile |
PAC |
125ºC |
150ºC |
Applicable to detergent, spray dryer, coal mill and power plant industries. |
Good resistance to hydrolysis. |
Homo polymer |
Polypropylene |
PPS |
160ºC |
190ºC |
Applicable to the working conditions with low-oxidation gas from coal-fired boiler, waste incineration, metal smelting, and chemical industries. |
Moderate resistance to oxidation, but excellent resistance to acids, alkali's and hydrolysis. |
m-Aramide |
Nomex / Conex |
204ºC |
240ºC |
Applicable to asphalt, non-ferrous metal production, ceramic, glass industries , cement, and blast furnace in steel factories. |
Service life will be affected by hydrolysis at high temperature. |
Polyimide |
PI / P84 |
240ºC |
260ºC |
Applicable to the working conditions with corrosive gas, such as chemical, metal smelting, waste incineration industries, cement kiln and coal-fired boiler. |
Excellent resistance to high peak temperature. |
Polytetrafluoroethylene |
PTFE |
240ºC |
260ºC |
Applicable to the working conditions with high-corrosive gas, such as chemical, metal smelting, waste incineration industries, cement kiln and coal-fired boiler. |
Excellent resistance to all chemical influences. |
Fiberglass |
GL |
240ºC |
260ºC |
Applicable to cement kiln filter, power plants, municipal waste incinerators. |
Excellent resistance to oxidation. |
Sensitive to mechanical stress. |
State-of-the-Art Professional Equipment
Committed to innovation, Aokai provides cutting-edge solutions to our valued customers across various market segments. We continuously enhance automation and digitalization in production, after-sales, office operations, and warehousing, ensuring higher performance products and more reliable services.
Comprehensive INSPECTION SYSTEM
With advanced testing equipment and a team of professional technicians, we lay a strong foundation for projects including working condition analysis, filter bag material selection, filter bag testing, flue gas testing and analysis, filter bag life prediction, and more, ensuring seamless production.
Dedicated Professional Service
Providing customers with comprehensive, full-cycle service solutions.
Extensive Application Experience
Engaging Trade Show Participation