Anti-static Triangular Filter Bag Made of Needle Felt, 500 Gsm, Low Pressure Drop for Dust Collection
Product Spotlights
Anping County Boli Hardware Wiremesh Products Factory (established in 1998) is a professional manufacturer specializing in filtration solutions. Our Anti-static Triangular Filter Bag Made of Needle Felt, 500 gsm is engineered to deliver superior performance in dust collection applications. With a low pressure drop design, it ensures efficient airflow while capturing fine particles, making it a reliable choice for various industrial environments. Backed by over two decades of experience and annual exports exceeding US$5 million, we provide products trusted by clients across North America, Europe, and Asia.
Key Features & Technical Specifications
- Anti-static property: Conductive fibers integrated into the needle felt prevent static charge buildup, reducing fire and explosion risks in combustible dust environments.
- Triangular shape: Optimized for dust cake release and easy installation in baghouses with triangular cages, maximizing filtration area per unit volume.
- High grammage (500 gsm): Provides robust mechanical strength and durability, suitable for heavy-duty continuous operation.
- Low pressure drop: Engineered porosity maintains low resistance to airflow, saving energy on fan power and extending filter life.
- Chemical resistance: Needle felt material (polyester with conductive fibers) offers good resistance to acids, alkalis, and moderate temperatures (up to 130°C continuous, 150°C peak).
- Customizable dimensions: Available in various lengths, diameters, and connection types (snap-band, collar, grommet, etc.) to fit existing dust collectors.
| Parameter | Value |
|---|---|
| Material | Needle felt (polyester + conductive fiber) |
| Weight | 500 gsm (±5%) |
| Thickness | 2.0 – 2.5 mm (typical) |
| Air Permeability | 150 – 250 L/dm²/min (@ 200 Pa) |
| Operating Temperature | Up to 130°C (continuous), 150°C (peak) |
| Surface Resistance | ≤ 10⁹ Ω (anti-static) |
| Filtration Efficiency | ≥ 99.5% for particles > 1 μm |
Advantages & Customer Benefits
- Enhanced safety: Anti-static design minimizes ignition hazards in industries handling flour, wood dust, coal, chemicals, or pharmaceuticals.
- Energy savings: Low pressure drop reduces fan motor load, lowering electricity costs and extending equipment life.
- Longer service life: 500 gsm needle felt withstands abrasion and repeated pulse cleaning, reducing replacement frequency.
- Easy installation: Triangular shape matches standard baghouse cages; custom sizes available to retrofit existing systems without modification.
- Compliance ready: Meets stringent emission standards for workplace air quality and environmental regulations.
Trust & Reliability
Since 1998, Anping County Boli Hardware Wiremesh Products Factory has been a dedicated manufacturer serving global markets. Our annual export value of US$5 Million – US$10 Million reflects the trust placed by clients in North America, South America, Europe, Africa, and beyond. We ship from major ports including Tianjin, Qingdao, Shanghai, and Foshan, ensuring timely delivery. Every filter bag undergoes rigorous quality checks to ensure consistent performance. With a strong focus on customer satisfaction, we offer customization and technical support. Choose our Anti-static Triangular Filter Bag for a dependable, cost-effective dust collection solution that protects both your equipment and your workforce.
Frequently Asked Questions
-
Q: How does the anti-static property work?
A: Conductive fibers are blended into the needle felt, creating a path to ground static charges. This prevents sparks and dust explosions in combustible environments. -
Q: What is the advantage of a triangular shape over round bags?
A: Triangular bags provide a larger filtration area per unit volume, allow better dust cake release, and reduce re-entrainment of dust during pulse cleaning. -
Q: Can I use this bag for high-temperature applications?
A: This bag is suitable for continuous temperatures up to 130°C. For higher temperatures, we recommend our specialty materials (e.g., Nomex, PPS) – available upon request. -
Q: What sizes are available?
A: We offer fully customizable dimensions. Please provide your baghouse cage specifications (length, diameter, shape) for a tailored solution. -
Q: How do I connect the bag to the collector?
A: Common connection types include snap-band, collar, grommet, or tie-on. We can produce according to your existing hardware. -
Q: What is the typical lifespan of these bags?
A: Lifespan depends on operating conditions, but with proper maintenance (pulse cleaning frequency, temperature, chemical exposure), many users report 1–3 years of service. -
Q: Do you provide samples for testing?
A: Yes, we offer free samples for evaluation (shipping charges apply). Contact us to discuss your specific requirements. -
Q: Is the bag resistant to moisture?
A: Polyester needle felt has good moisture resistance, but continuous exposure to high humidity may affect performance. For wet environments, optional water-repellent treatments are available.
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