Products Description
Fabric filter bags, commonly referred to as baghouse filter bags or dust collector filter bags, serve as filter elements within industrial dust removal systems. These specialized textile membranes effectively isolate micron-scale pollutants, harmful fumes, and suspended industrial byproducts from gaseous flows while maintaining compliance with environmental discharge standards.
Their optimized design achieves particulate retention rates approaching full efficiency benchmarks (99.9%) while demonstrating 200-300% extended service durability compared to conventional filtration media with similar external characteristics.
Working Principle
Fabric filter bags operate on the principle of surface filtration:
- Dirty Gas Inflow: Contaminated air enters the baghouse system.
- Particle Capture: Dust particles are trapped on the bag's surface or within its porous matrix, depending on the fabric's design (e.g., membrane-coated vs. non-coated).
- Clean Gas Release: Filtered air passes through the bag and exits the system.
- Pulse-Jet Cleaning: Compressed air pulses (0.4–0.6 MPa) dislodge accumulated dust, which falls into a hopper for disposal.
Key Features
Material Options
Select from PTFE, Nomex, PPS, fiberglass, or P84 to handle high heat (70°C–260°C) and harsh chemicals.
Precision Separation Performance
Extended Lifespan
Easy Installation
Technical Specifications
| Parameter | Details |
| Diameter | 120–300 mm (customizable) |
| Length | 1.5–10 meters |
| Max Operating Temp | 260°C (PTFE-coated fiberglass) |
| Air-to-Cloth Ratio | 1.5–2.5 m³/min/m² |
| Burst Strength | ≥ 3,500 kPa |
| Weight | 300–800 g/m² |
| Dust Holding Capacity | Up to 18 kg/m² |
Customer stories
Client 1: German Cement Manufacturer
- Challenge: Frequent bag failures due to high alkali content.
- Solution: PTFE membrane-coated fiberglass bags with anti-clogging treatment.
- Result: 22-month lifespan (+40% vs. previous supplier); reduced downtime by 200 hours/year.
Client 2: Canadian Power Plant
- Challenge: Fly ash accumulation causing pressure drops.
- Solution: PPS felt bags with conductive fibers for static control.
- Result: 99.98% efficiency; eliminated unplanned shutdowns.
Why Choose Us?
Fabric Filter Bags - Precision Filtration Solutions for Industrial Dust & Particulate Control
15+ Years Expertise
ISO 9001-certified factory with 25 patents in filtration tech.
Vertical Integration
In-house textile weaving and post-treatment ensure quality control from raw yarn to finished bag.
Global Footprint
Shipping to 68+ countries and supports on-site or video factory inspections.
R&D Expertise
Continuous innovation in nanofiber coatings and high-temperature aramid blends.
FAQ
Q: How often should bags be replaced?
A: Typical replacement cycles:
Standard conditions: 24–36 months.
High-abrasion environments: 12–18 months.
Q: Can bags handle explosive dust?
A: Yes – ATEX-compliant designs with surface resistivity <10⁹ Ω/sq.
Q: Lead time for custom orders?
A: 15–25 days (depending on material complexity).
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