Aokai is your premier provider of state-of-the-art filter media solutions, expertly crafted to tackle abrasive, corrosive, high-temperature, and explosive dust filtration challenges. We excel in optimizing dust collection processes across a myriad of demanding industries, including asphalt mixing, chemicals, cement, metals, power generation, waste-to-energy, renewable energy, woodworking, and more.
Selecting the ideal filter media, along with its specific characteristics tailored to your needs, can significantly enhance the performance and longevity of your dust filtration system. Discover how the right media choice can transform your filtration efficiency.
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 fiber imbues the filter media with unique dust filtration properties. Through advanced treatments, these media can achieve superior filtration efficiency and performance, resulting in extended media life cycles, improved dust cake release, fewer valve pulses, consistent airflow, lower 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 |
☆ |
|
|
|
|
|
|
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. |
