Aokai is at the forefront of providing exceptional filter media solutions designed to combat abrasive, corrosive, high-temperature, and explosive dust filtration challenges. Our expertise spans a broad spectrum of demanding industries, including asphalt mixing, chemicals, cement, metals, power generation, waste-to-energy, renewable energy, woodworking, and more. We specialize in dust collection processes that ensure superior performance and robustness.
Selecting the optimal filter media tailored to your specific application is crucial. The right choice significantly enhances the efficiency and lifespan of your dust filtration system, ensuring it operates at peak performance and reliability.
| 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 |
Various fibers endow each filter media with unique dust filtration properties. Additionally, our filter media can be specially treated to elevate their efficiency and performance. These improvements include extended life cycles, superior dust cake release, minimized valve pulsing, consistent airflow, lower differential pressure, and reduced downtime and maintenance.
| Typical Dust Properties with the Appropriate Surface Finishes |
Singe |
Calendar |
Silicone |
Hydrophobic Oleo phobic |
Chemical Protection |
Dispersion |
Microfiber |
| Free Flowing |
☆ |
|
|
|
|
|
|
| Agglomerating |
|
☆ |
|
|
|
|
|
| Corrosive |
☆ |
|
☆ |
|
|
|
|
| Humid |
|
|
|
☆ |
☆ |
|
|
| Sticky |
|
☆ |
|
☆ |
☆ |
☆ |
|
| Acid / Alkaline |
|
|
|
|
|
☆ |
|
| Ultra fines |
|
|
|
|
|
|
☆ |
Filter Bag Types and Application 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. |
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