● Basic Information
Model NO.:FB045
Type:Filter Felt
Method:Needle-Punched Fiber
Customize:Yes
Product Name:Needle Felt
OEM Service:Yes
Origin:China
● Product Description
Industrial Needle Felt
★ Product Features & Benefits
High Efficiency & Low Resistance: Features a deep gradient filtration structure, ensuring ultra-high filtration efficiency (emission concentration can be below 10mg/Nm³) while maintaining lower operating resistance.
Excellent Chemical Stability: Offers broad media compatibility, resistant to corrosion from acids, alkalis, and complex chemical components.
Optimized Air-to-Cloth Ratio: Product design pursues a higher air-to-cloth ratio, helping reduce equipment size and lower system energy consumption.
Comprehensive Post-Treatment: Various advanced options available: Anti-static, Water & Oil Repellency, and PTFE Membrane/Coating.
★ Flexible Customization Services
We provide comprehensive customization based on "One Factory, One Strategy":
- Size Customization: Capable of producing various specifications of cylindrical bags, envelope bags, etc.
- Structure Customization: Support for snap-band, flange collar, and rubber ring types.
● Main Products Specification
| Code |
Felt Material |
Weight (g/m2) |
Temp |
Air Permeability |
Tensile Strength |
Surface Treatment |
| PET |
100% Polyester |
500 |
130-150℃ |
150-250 |
W:≥1100 / F:≥1600 |
Singeing, Calendering, Waterproof, PTFE |
| DT |
100% Acrylic |
500 |
120-140℃ |
150-300 |
W:≥700 / F:≥800 |
Singeing, Calendering, Waterproof |
| PPS |
100% PPS |
500 |
170-210℃ |
150-250 |
W:≥900 / F:≥1200 |
Singeing, PTFE Coating/Laminating |
| Aramid |
100% Aramid |
500 |
200-240℃ |
200-400 |
W:≥800 / F:≥1100 |
High Temp Treatment, PTFE Impregnation |
| PTFE |
100% PTFE |
750 |
260-280℃ |
30-60 |
W:≥700 / F:≥800 |
Full Chemical Resistance Treatment |
● Corporate Advantages
Strong Qualifications: National High-Tech Enterprise, certified with ISO9001 and ISO14001 management systems.
Leading Scale: Established production base of 200,000m² with full industrial chain manufacturing capabilities.
Advanced Capacity: Equipped with 8 needle-punching lines, 5 post-processing lines, and 20 automated sewing lines.
Global Service: Products distributed across 28 provinces in China and exported to the U.S., South Korea, India, and more.
● Certifications & Packaging
● Frequently Asked Questions
1. What are your main products?
We specialize in manufacturing Dust Filter Bags and Filter Cages (Skeleton) for industrial dust removal systems, along with related accessories.
2. What materials are used for your filter bags?
We produce bags from various materials including PPS, P84, PTFE, Nomex, and Polyester. Material selection depends on your specific operating temperature and gas composition.
3. Can you produce custom-sized filter bags?
Yes, we specialize in customization. Provide us with your equipment dimensions and technical requirements, and we will manufacture the perfect fit.
4. What is the average production lead time?
Typically, lead time ranges from 15 to 30 days after order confirmation and deposit receipt, depending on order volume and complexity.
5. How do you handle international shipping?
We have extensive experience in global logistics. We arrange sea or air freight from major Chinese ports and provide all necessary documentation.
6. What is your warranty policy for defective products?
We offer a standard warranty against manufacturing defects. If issues arise, we investigate via photos/videos and arrange for replacement or compensation.