Aokai offers superior filter media solutions meticulously crafted for abrasive, corrosive, high-temperature, and explosive dust filtration challenges. Our expertise shines in dust collection processes across asphalt mixing, chemicals, cement, metals, power generation, waste-to-energy, renewable energy, woodworking, and a multitude of other demanding industries.
Selecting the optimal filter media, tailored precisely to your application's requirements, can dramatically enhance the performance and durability of your dust filtration system, ensuring peak efficiency and longevity.
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 unique properties of various fibers imbue each media with distinct dust filtration capabilities. Further treatments can significantly elevate filtration efficiency and performance, extending filter media life cycles, improving dust cake release, minimizing valve pulsing, stabilizing airflow, reducing differential pressure, and cutting down on 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 |
|
☆ |
|
☆ |
☆ |
☆ |
|
Acid / Alkaline |
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|
☆ |
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Ultra fines |
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☆ |
Comprehensive Overview of Aokai Environtec's Filter Bag Types and Their Applications
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. |
