Heat-resistant Filter Bag

Our capacity: 4000 per day (standard product)
Optional fabric: PTFE(Teflon), P84, PPS, Aramid(Nomex), Fiberglass, Fiberglass blended
Filtration precision: ≤30mg/nm3 (laminating PTFE film, ≤5mg)
Size: Accept customization.
Optional process: Sewing or hot welding

In Stock .
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We produce the following products:

PTFE filter bag P84 filter bag PPS filter bag Aramid(Nomex) filter bag Fiberglass Blending filter bag

The features of the 5 filter bags are different. We suggest you can choose products base on your working conditions. We also support various surface treatments to meet your needs.

Comparison of 5 fabrics:

1. Temperature range

Fabric PTFE P84 PPS Aramid Fiberglass
Max. operating temperature 250℃ (482℉) 260℃ (500℉) 190℃ (374℉) 204℃ (400℉) 240℃ (464℉)
Ultimate temperature (transient) 300℃ (572℉) 280℃ (536℉) 220℃ (428℉) 240℃ (464℉) 280℃ (536℉)

2. Acid and Alkali resistance

Fabric PTFE P84 PPS Aramid Fiberglass
Acid resistance Excellent Excellent Excellent Good Good
Alkali resistance Excellent Moderate Moderate Good Good

3. Hydrolytic and Oxidation resistance

Fabric PTFE P84 PPS Aramid Fiberglass
Hydrolytic resistance Excellent Moderate Moderate Good Moderate
Oxidation resistance Excellent Good Moderate Moderate Good

4. Comparison of prices

PTFE > P84 > PPS > Aramid(Nomex) > Fiberglass blended > Fiberglass

PTFE is the highest price because its excellent expression.