Nomex(Aramid) Filter Bag

Nomex filter bag is also called Aramid filter bag.

Capacity: 2000 pcs per day

Finish Treatment: Singeing, Calendering, Heat Setting, Anti-static, Water&Oil Repellent, PTFE Membrane, PTFE Impregnation and so on special treatment can be chosen.

Customization Accepted.

Filtration Type: Outside-Filtration

Application: Asphalt Plant, Cement Plant Kiln And Clinker, Steel Plant and other high temperature flue gas filtration industries.

Optional Choice: Pleated Filter Bag (Star Bag)

Some knowledge about the filter bag in our Blog, please check here for more information! 

Ask for free sample or trial order, please click here.


Features of Nomex Filter Bag

Compared with the other heat-resisting fabrics, Aramid is cheaper and better. Good performances of intensity. Good abrasion and folding resistance. The acid resistance of our Aramid Filter Bag is good. If you want to know the details, please click here.


Specification of Nomex Filter Bag

Heat resistance (/) up to 240/464
Fabric 100% Nomex/Aramid Needle Felt
Diameter & Length Customized
Area weight (g/m2) 350-700
MOQ 50pcs


Physical properties

Air Permeability (L/m2/s @200pa) Tensile Strength (N/5cm) Temperature (/)
Warp Weft Continue Instant
200-350 800 900 204/399 240/464


Chemical properties

Acid Resistance Alkali Resistance Hydrolytic Resistance Oxidation Resistance Abrasion Resistance
Good Good Good Moderate Excellent


Optional Aramid Fiber

Aramid Fiber Specification
Type A Color white
Danier 22dtex Length 51mm
Quantity 3025.1kgs
Test Items Units Test Results
Max. Min. Ave.
Txtre dtex 2.38 2.33 2.36
Tensile Strength cN/dtex 3.9 3.7 3.8
Elongation % 42.23 38.34 39.91
Staple Length mm 54 48 52
Oil Pick-Up % 0.62 0.54 0.58
Shrikage at 300 % 2.9 1.6 2.2

Notice: People call the Aramid Needle Felt as Nomex. In fact the “Nomex ®” is a registered trademark belongs to DuPont ®.