BLBD1W–230W Series Baghouse Dust Collector
Upgrade to the BLBD1W-230W Series Baghouse Dust Collector. Achieve ultra-low emissions (<5mg/Nm³) with our cost-effective, high-efficiency filtration systems.
Welcome to the official product page for the BLBD1W–230W Series Baghouse Dust Collectors (also widely known in the industry as pulse-jet bag filters or fabric filter dust collectors). Engineered for absolute precision and rugged durability, this system represents the pinnacle of industrial particulate matter control. Whether you are dealing with heavy dust loads in the cement industry or fine particulate emissions in chemical processing, our baghouse dust collectors offer a high-performance, cost-effective alternative to premium global brands like Donaldson Torit® or Nederman®, acting as a perfect drop-in replacement for facility upgrades.
Figure 1: Exterior overview of the BLBD Series Baghouse Dust Collector
1. Product Overview & Strategic Market Positioning
The BLBD1W–230W Series is an advanced dry filtration system designed to seamlessly separate solid particulate matter from industrial gas streams. By utilizing superior fabric filtration technology combined with an intelligent pulse-jet cleaning mechanism, it guarantees an extended operational lifespan and uninterrupted continuous processing.
Core Advantages at a Glance: Capable of achieving ultra-low emissions (below 5mg/Nm³), featuring a modular footprint, and equipped with a self-cleaning mechanism. For complex environmental compliance, these dust collectors perfectly precede and integrate with our advanced اکسیداسیون حرارتی احیاکننده (RTO) systems, providing comprehensive Volatile Organic Compound (VOC) and particulate matter abatement.
2. Main Technical & Structural Parameters
To ensure maximum compatibility with your facility's requirements, please review the exhaustive technical specifications and structural capacities of the BLBD1W–230W Series below.
Main Structural Parameters
| Parameter Description | Specification / Range |
|---|---|
| Number of Rooms | 1 ~ 20 (pcs.) |
| Number of bags per chamber | 40 ~ 360 (pcs.) |
| Bag Parameters (Diameter) | φ130 / φ160 (mm) |
| Air Fabric Ratio | 0.6 - 1.2 (m/min) |
| Number of bags blown by each solenoid valve | 12 ~ 18 (pcs.) |
| Bag Spacing | 180, 230, 260 (mm) |
| Filtration Area | 100 ~ 20,000 (m²) |
Main Technical Specifications
| Specification Parameter | Performance Value |
|---|---|
| Gas Volume | 10,000 - 2,300,000 (m³/h) |
| Allowable Gas Temperature | 30 ~ 250 (°C) |
| چگالی مجاز گرد و غبار ورودی | 1 - 1,300 (g/Nm³) |
| Casing Pressure Tolerance | 2,000 ~ 20,000 (Pa) |
| Operating Resistance | 800 ~ 1,800 (Pa) |
| انتشار خروجی | <10 (or 5) mg/Nm³ |
3. Working Principle & Structural Anatomy
A baghouse dust collector is a high-efficiency dry dust removal device that uses fiber filter bags to capture dust. Its core principle is a cyclic process of physical filtration and pulse cleaning.
First, dust-laden gas enters the dust collector from the lower part and passes through a baffle into the ash hopper. Due to the collision with the baffle and the reduction of gas velocity, coarse dust particles naturally fall into the ash hopper. Meanwhile, the remaining fine dust particles enter the filter bag chamber with the gas.
Due to the inertia, diffusion, interception, and electrostatic effects of the filter material fibers and fabric, the dust is effectively retained on the outer surface of the filter bags. The purified clean gas escapes outside the bags and is successfully discharged through the exhaust pipe.
To maintain continuous operation, the dust accumulated on the filter bags is removed by a powerful pulse jet airflow method to achieve cleaning, and the removed dust is then securely discharged by the ash removal device. The high dust removal efficiency of the baghouse dust collector is inextricably linked to the performance of the filter material, which directly influences the application range and service life of the dust collector.
Figure 2: Physical filtration and pulse cleaning airflow pathways
System Components Anatomy
The physical structure of the BLBD series is engineered for structural integrity and ease of maintenance, comprising 13 primary components:
- ⚙️ 1. Upper Box Body
- ⚙️ 2. Middle Box Body
- ⚙️ 3. Air Inlet
- ⚙️ 4. Stair Platform
- ⚙️ 5. Ash Discharger
- ⚙️ 6. Ash Hopper
- ⚙️ 7. Support Leg
- ⚙️ 8. Filter Bags and Cages
- ⚙️ 9. Perforated Plate (Tube Sheet)
- ⚙️ 10. Blow Pipe
- ⚙️ 11. Upper Box Cover
- ⚙️ 12. Rain Cover
- ⚙️ 13. Blow Combination (Pulse Valve System)
4. Core Product Advantages
The BLBD series is purposefully built to address modern industrial challenges, integrating smart airflow mechanics with heavy-duty construction.
Ultra-Low Emissions
Achieve strict environmental compliance with outlet emission levels dipping well below 5mg/Nm³. Perfect for facilities operating under the most rigorous EPA or local environmental standards.
Advanced Pre-Dusting Design
Engineered with a strategic baffle system at the gas inlet, the velocity drops sharply upon entry. This causes heavy particulate matter to fall directly into the hopper, saving the filter bags from heavy abrasion.
Intelligent Pulse-Jet Cleaning
The integrated blow combination ensures consistent differential pressure. By delivering high-pressure bursts of air, it effortlessly dislodges accumulated dust cakes without requiring system shutdowns.
Extreme Temperature Tolerance
Capable of handling allowable gas temperatures ranging from 30°C up to an impressive 250°C, utilizing specialized Nomex, PTFE, or PPS filter media depending on the application.
Modular & Scalable Geometry
Available in configurations from 1 up to 20 chambers, housing between 40 and 360 bags per chamber. This allows for exact matching to your required filtration area (up to 20,000m²).
5. Structure & Material Craftsmanship
The quality of our baghouse dust collector is rooted heavily in the materials and precision craftsmanship used during manufacturing.
- CNC Laser-Cut Perforated Plates: The tube sheet holding the filter bags is cut using highly precise CNC laser equipment. This ensures absolute perfectly circular holes with zero warping, guaranteeing a hermetic seal between the bag and the plate.
- Premium Filter Media Selection: Because filter material quality directly affects service life, we offer PTFE (Teflon), PPS, Nomex, and Polyester needle-punched felts. These materials possess exceptional resistance to acids, alkalis, and hydrolysis.
- Robust Bag Cages: Manufactured from galvanized or 304/316L stainless steel, our filter cages are treated with an anti-corrosive coating, ensuring they do not rust and compromise the integrity of the filter bag.
- High-Pressure Casing: Designed to withstand heavy duty pressure loads spanning from 2,000 Pa up to 20,000 Pa, featuring continuous, leak-proof welding seams.
Figure 3: Premium Industrial Filter Bags
Figure 4: Anti-corrosive Support Cages
6. Typical Application Scenarios
The BLBD Series handles incredibly high inlet dust densities—up to 1,300 g/Nm³—making it the premier choice across a vast array of heavy industries:
🏭 Cement Manufacturing
Used extensively in cement kilns, raw mills, and clinker cooling. The system effortlessly manages abrasive cement dust and prevents valuable material loss.
⚒️ Steel & Metallurgy
Essential for electric arc furnaces (EAF) and foundry exhaust. It effectively captures metallic fumes and highly abrasive metal particulates.
⚗️ Chemical & Pharmaceutical
Equipped with anti-static filter media and explosion-proof vents to safely capture combustible organic powders and fine chemical dust.
⚡ Power Generation
Crucial for coal-fired power plants. Collects fly ash before gases are directed to the stack, ensuring strict adherence to global clean air acts.
7. Comparative Analysis: BLBD Series vs. Leading Global Brands
When facility managers are looking for system upgrades, they frequently compare our systems with top-tier brands. We aim to provide absolute transparency. The BLBD series offers a 1:1 operational equivalent to leading modular baghouses with a significant advantage in CapEx and customization speed.
Disclaimer: Any mention of brand names such as Donaldson® or Nederman® is purely for reference and comparative sizing purposes to assist procurement engineers. We do not sell counterfeit products, nor do we claim any affiliation, sponsorship, or endorsement by these respective trademark holders. Our equipment is independently designed and manufactured.
| Evaluation Metric | Our BLBD Series | Leading Western Brands (e.g., Donaldson / Nederman) |
|---|---|---|
| Filtration Efficiency | Up to 99.99% (<5mg/Nm³) | Up to 99.99% (<5mg/Nm³) |
| Capital Expenditure (CapEx) | Highly Cost-Effective (Direct Manufacturer) | Premium Market Pricing |
| Lead Time & Delivery | 4 - 8 Weeks | 12 - 24 Weeks |
| System Customization | Flexible footprints, tailored to exact plant constraints. | Rigid catalog models, limited footprint flexibility. |
| در دسترس بودن قطعات یدکی | Utilizes universal industry-standard bags/valves. | Often relies on proprietary, expensive OEM consumables. |
8. Quality Certifications & Service Commitment
Our manufacturing facilities operate under strict internationally recognized quality management systems.
- ISO 9001:2015 Certified: Guaranteed standardized manufacturing processes from raw steel to final pulse valve assembly.
- CE Marking & Compliance: Electrical components and pressure vessels conform strictly to European safety standards.
- Comprehensive Warranty: Standard 12-month operational warranty with extended maintenance packages available.
- Global Technical Support: Our engineers provide remote commissioning support and dispatch on-site teams for complex installations globally.
Figure 5: A fully installed BLBD Series operating at an industrial plant
9. Frequently Asked Questions (FAQ)
1. How long do the filter bags typically last?
The lifespan directly relies on the operating conditions and filter material used. However, under standard operating parameters, high-quality PTFE or PPS bags typically last between 2 to 4 years before requiring replacement.
2. What is the maximum gas volume this series can handle?
The BLBD Series is highly modular. Depending on the room and bag configurations, it can handle gas volumes ranging from 10,000 up to 2,300,000 m³/h.
3. Can this system handle explosive dust?
Yes. When specified for hazardous environments, the dust collector can be equipped with anti-static filter bags, explosion relief vents (rupture panels), and spark detection systems to comply with ATEX/NFPA standards.
4. How does the pulse-jet cleaning work?
Compressed air is injected through a blow pipe positioned above the bags. A solenoid valve releases a high-pressure pulse that travels down the bag, expanding it rapidly and knocking the accumulated dust cake down into the ash hopper.
5. Do I need to shut down the system to clean the bags?
No. The pulse-jet cleaning operates sequentially across the chambers while the dust collector remains completely online, ensuring zero interruption to your industrial manufacturing process.
6. How do I know when to change the filter bags?
The system is equipped with a differential pressure gauge. When the pressure drop across the tube sheet consistently exceeds the standard operating resistance (800~1800 Pa) despite pulse cleaning, it indicates the bags are blinded and require replacement.
7. What is the allowable inlet dust density?
Due to the efficient baffle system dropping coarse particles into the ash hopper, the system can accept extremely high allowable inlet dust densities, ranging from 1 to 1,300 g/Nm³.
8. Are the spare parts proprietary?
No. To lower your long-term Total Cost of Ownership (TCO), we design our baghouses to accept industry-standard filter bags (φ130/φ160 mm) and generic diaphragm valves, ensuring you are never locked into expensive proprietary replacements.
9. Can this integrate with RTO systems?
Absolutely. For facilities dealing with both particulate matter and VOCs, our baghouses are excellent pre-filters to protect the ceramic beds of اکسیدکنندههای حرارتی احیاکننده (RTO) from dust clogging.
10. How is the system shipped and installed?
Depending on the size, smaller units ship fully assembled. Larger multi-room systems (up to 20 rooms) are shipped in modular panels to reduce freight costs. Our engineering team provides detailed assembly drawings and can supervise the on-site installation.
Ready to Upgrade Your Dust Collection Strategy?
Speak directly with our engineering team. Provide us with your gas volume, temperature, and dust characteristics, and we will deliver a custom layout and quotation.
