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Aramid / Nomex Needle Felt /Filter Bag Specification | ||
Item | Aramid Non-woven Needle Felt | |
Construction | Aramid Fiber, Aramid / Glassfiber Scrim | |
Weight | 450GSM, 500GSM, 550GSM, 600GSM or customized. | |
Temperature | 204-240 °C | |
Feature | 1.Excellent temperature resistance, suitable for high temperature flue gas. 2.Excellent flame retardant and chemical corrosion resistance. | |
Size | Customized | |
Normal Finishing | Singeing, Calendering, Heat set. | |
Functional Finishing | Anti-static, Water and oil repellent, PTFE membrance, PTFE coating. | |
Application | Widely used for filtration in high-temperature flue and hot gas of factories, such as chemical plants, coal-fired stations, carbon black factory, cement plants, lime kiln, coke-oven plant, metal smelting plant, steel mills, spray painting factories and etc. And it can be used as air filtersin arc furnaces, oil burning boilers and incinerators as well. | |







Working Condition | Material | Weight g/m² | Thickness (mm) | Temperature Resistance (°C) | Air permeability (L/dm2*min) | ||
Continues | Instant | ||||||
Room Temperature 0~120℃ | Polyester | 400-600 | 1.5-2.1 | 130 | 150 | 140-200 | |
Polyester anti-static | 400-600 | 1.5-2.1 | 130 | 150 | 140-200 | ||
Polyester water & oil proof | 400-600 | 1.5-2.1 | 130 | 150 | 140-200 | ||
Polyester PTFE membrane | 400-600 | 1.5-2.1 | 130 | 150 | 140-200 | ||
Medium Temperature 120~150℃ | The composite material | 500-800 | 2-2.5 | 150 | 170 | 140-200 | |
Medium Temperature 120~150℃ | Acrylic | 500-600 | 2-2.5 | 140 | 160 | 140-200 | |
High Temperature 150~280℃ | PPS | 450-600 | 1.5-2.2 | 170 | 190 | 140-200 | |
Aramid | 450-600 | 1.8-2.5 | 204 | 240 | 140-200 | ||
PTFE | 600-800 | 1.2-1.5 | 240 | 260 | 50-80 | ||
P84 | 500-600 | 2.2-2.4 | 260 | 280 | 140-200 | ||
Fiberglass composite | 850-950 | 2.2-2.8 | 260 | 300 | 140-200 | ||
Fiberglass membrane woven cloth | 750 | 0.8 | 260 | 280 | 50-80 | ||

Working Condition | Material | Weight g/m² | Thickness (mm) | Temperature Resistance (°C) | Air permeability (L/dm2*min) | ||
Continues | Instant | ||||||
Room Temperature 0~120℃ | Polyester | 400-600 | 1.5-2.1 | 130 | 150 | 140-200 | |
Polyester anti-static | 400-600 | 1.5-2.1 | 130 | 150 | 140-200 | ||
Polyester water & oil proof | 400-600 | 1.5-2.1 | 130 | 150 | 140-200 | ||
Polyester PTFE membrane | 400-600 | 1.5-2.1 | 130 | 150 | 140-200 | ||
Medium Temperature 120~150℃ | The composite material | 500-800 | 2-2.5 | 150 | 170 | 140-200 | |
Medium Temperature 120~150℃ | Acrylic | 500-600 | 2-2.5 | 140 | 160 | 140-200 | |
High Temperature 150~280℃ | PPS | 450-600 | 1.5-2.2 | 170 | 190 | 140-200 | |
Aramid | 450-600 | 1.8-2.5 | 204 | 240 | 140-200 | ||
PTFE | 600-800 | 1.2-1.5 | 240 | 260 | 50-80 | ||
P84 | 500-600 | 2.2-2.4 | 260 | 280 | 140-200 | ||
Fiberglass composite | 850-950 | 2.2-2.8 | 260 | 300 | 140-200 | ||
Fiberglass membrane woven cloth | 750 | 0.8 | 260 | 280 | 50-80 | ||













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