Aokai delivers unparalleled filter media solutions tailored for abrasive, corrosive, high-temperature, and explosive dust environments. Our expertise spans across critical dust collection processes in diverse industries including asphalt mixing, chemicals, cement, metals, power generation, waste-to-energy, renewable energy, woodworking, and more, ensuring superior performance in even the most demanding conditions.
Selecting the optimal filter media with the precise characteristics suited to your application can significantly enhance the efficiency and durability of your dust filtration system, resulting in maximized performance and prolonged system life.
| 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 type of fiber endows the filter media with unique dust filtration properties. Enhancements such as extended filter media life, improved dust cake release, minimized valve pulsing, stable airflow, reduced differential pressure, and decreased downtime and maintenance can further elevate filtration efficiency and system performance.
| 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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|
☆ |
☆ |
|
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| Sticky |
|
☆ |
|
☆ |
☆ |
☆ |
|
| Acid / Alkaline |
|
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|
☆ |
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| Ultra fines |
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|
☆ |
Filter Bag Types and Applications by 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 Equipment
Aokai is committed to delivering innovative solutions tailored to the needs of our valued customers across various market segments. We continuously pursue advancements in automation and digitalization across production, after-sales service, office operations, and warehousing to provide products with superior performance and services that ensure peace of mind.
INSPECTION SYSTEM
Our cutting-edge testing equipment and skilled technicians form the cornerstone of our projects, enabling comprehensive working condition analysis, meticulous filter bag material selection, rigorous filter bag testing, thorough flue gas testing and analysis, accurate filter bag life prediction, and more. This robust foundation supports and safeguards our production processes.
Expert Service
We offer comprehensive, full-cycle service solutions to meet all customer needs.
Proven Application Experience
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