Aokai leads the way in providing premium filter media solutions tailored for the most challenging environments. Our expertise spans various industries, including asphalt mixing, chemicals, cement, metals, power generation, waste-to-energy, renewable energy, woodworking, and more. Whether dealing with abrasive, corrosive, high-temperature, or explosive dust, Aokai's advanced filtration processes ensure optimal dust collection and unmatched reliability.
Selecting the ideal filter media, with specific characteristics suited to your unique application, is crucial for enhancing the performance and extending the lifespan of your dust filtration system. At Aokai, we guide you in making the right choice to achieve superior results.
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 |
The type of fiber used in filter media plays a pivotal role in determining its dust filtration capabilities. At Aokai, we offer filter media that can be further enhanced with treatments to boost filtration efficiency and performance. Benefits include prolonged filter life cycles, improved dust cake release, reduced valve pulsing, consistent airflow, lowered differential pressure, and minimized downtime and maintenance.
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 |
|
☆ |
|
☆ |
☆ |
☆ |
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Acid / Alkaline |
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☆ |
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Ultra fines |
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☆ |
Filter Bag Types and Applications by Aokai Environtec: Discover our diverse range of filter bags designed for specific industrial requirements, ensuring optimal dust collection and cleaner operations across various sectors.
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. |
