This large-scale industrial dust collector filter cartridge is built to deliver exceptional efficiency and durability in demanding environments. Featuring carbon steel end caps, a black nitrile sealing ring, and three encircling cable ties, it is constructed from high-temperature-resistant polyester fabric that withstands acids, alkalis, and hydrolysis. Its advanced pleated design maximizes filtration surface area within a compact footprint, significantly enhancing dust collection efficiency and overall system stability. Ideal for applications in cement plants, steel mills, chemical factories, pharmaceutical production, and food processing facilities, this filter cartridge excels in high-dust, high-humidity, or weakly acidic/alkaline environments, extending service life and ensuring reliable performance across industrial operations.
Technical Parameters
Parameter
specification
Diamter
380mm
length
900mm
Product Type
Industrial Dust Collection Cartridge / Industrial Filter Element
This dust removal filter cartridge features carbon steel end caps, pleated polyester fabric, and a central diamond-mesh support cage, forming a conical-cylindrical structuresecured by three outer white tie-straps
Key Features&Benefits
Premium Industrial Dust Filter Cartridge for High-Efficiency Air Filtration.Upgrade your industrial dust collection system with the Topep high-efficiency polyester dust filter
cartridge, engineered for maximum airflow, superior dust retention, and long-lasting durability. Designed for demanding industrial environments, this cartridge combines
advanced materials with a reinforced pleated structure to deliver exceptional filtration performance.
♦High-Efficiency Polyester Media: Micro-fine polyester fibers achieve > 99.5% filtration efficiency for particles, ensuring cleaner air and reduced equipment wear.
♦Optimized Pleated Structure: maximizing airflow and dust holding capacity.
♦Reinforced Core & End Caps: A metal mesh inner core and high-temperature-resistant polymer end caps provide structural integrity under differential pressure ≤ 1.2 bar.
♦Wide Temperature Tolerance: Effective performance from-20°C to 120°C, suitable for harsh industrial conditions.
♦Versatile Industrial Applications: Ideal for cement plants, steel factories, chemical processing, pharmaceutical production, and HVAC systems.
Working Principle
The primary function of a dust filter is to separate solid particles from a gas, and it does so through a combination of several physical mechanisms:
•Sieving (or Screening):This is the most basic principle, where filter media acts like a sieve, blocking and trapping any dust particle larger than the pores of the filter material.
•Inertial Impaction & Interception:As the air flows around the fibers of the filter media, larger or high-velocity dust particles cannot follow the airstream's path through the filter. Due to their inertia, they collide directly with a fiber and are trapped. Medium-sized particles may also be intercepted when they come into proximity with a fiber and stick to it.
•Diffusion: The smallest dust particles (typically sub-micron in size) are in constant, random motion (Brownian motion). This random movement increases the chance that they will come into contact with and be captured by the filter fibers. This principle is particularly effective for capturing the most harmful, ultra-fine particulates.
•Electrostatic Attraction:Many filter elements are designed with or have materials that create electrostatic charges. These static forces can attract oppositely charged dust particles, enhancing the capture of fine dust without hindering airflow.
Customizable Options
CustomizableFilter material
No.
Material
Applicable Temperature
Application
1
Standard Filter Paper
60°C–80°C
General Environment
2
Flame Retardant Filter Paper
60°C–80°C
General Environment
3
H13 Glass Fiber
80°C–120°C
High Efficiency Filtration
4
Stainless Steel Mesh
100°C–300°C
High Temperature Environment
5
Standard Polyester Fabric
60°C–80°C
General Environment
6
Anti-Static Polyester Fabric
60°C–80°C
General Environment
7
PTFE-Coated Polyester Fabric
80°C–150°C
High Temperature Environment
8
Anti-Static Coated Polyester Fabric
60°C–120°C
Chemical, Electronics
9
Needle-Punched Fabric
Ambient–High Temperature
Dusty Air, Industrial Dust, High Dust Loading
CustomizableFilter Sealing Ring / Gasket
Material
Temperature Range
Chemical Resistance
Typical Applications
Note
EPDM (Ethylene Propylene Diene Monomer)
-40°C to 120°C
Excellent for water, acids, alkalis; poor for oils
Less resistant to heat, not suitable for extreme temps
Viton / FKM (Fluoroelastomer)
-20°C to 250°C
Excellent for oils, fuels, and most chemicals
High-temperature or chemically aggressive dust collectors
Expensive, slightly less elastic
Polyurethane (PU)
-30°C to 90°C
Moderate chemical resistance, good wear resistance
Special industrial filters, abrasive dust
High mechanical strength, can be molded into complex shapes
Customized to your needs, we can do many related products. Mainly engaged in producing import-substitution products, we also offer special custom services.
Advantages
01
Topep Environmental Protection Co., Ltd. has 20+ years export to 100+ countries. We have massive production workshops and multiple specialized production zones. Our core strength lies in providing customized solutions to help clients resolve their unique production challenges. Advanced automated lines for high-volume consistency, from raw material selection to finished housings. Responsibility, professionalism, integrity—trust built globally.
02
Boasting a modern production facility spanning 26,000 square meters, our advanced manufacturing arsenal includes CNC lathes, laser cutting machines, sintering furnaces, spot welders, pleating machines, air filter paper folding machines, automatic mesh assembly machines, spiral mesh winding machines, strapping machines, spiral cage buckle machines, ring rolling machines, filter element welding machines, and laser marking machines.
03
Topep Environmental Protection Co., Ltd.'s state-of-the-art production facilities, coupled with a team of highly skilled engineers, ensure every filter is designed and produced with precision and reliability. With comprehensive quality control protocols in place, we guarantee consistent performance and durability across all products. Topep Environmental Protection delivers tailored filtration solutions that meet the highest industry standards for a wide range of applications.
04
Customized Filters for Every Application, End caps, interfaces, skeletons, filter media, and seals – all fully customizable. Topep Environmental Protection Co., Ltd. is committed to innovation and excellence. We maintain stable, orderly production lines supported by our proprietary patents, CE and ISO 9001 certifications, a comprehensive production management system, and rigorous quality inspection protocols. We designed the High-Performance Filter element.
Company Description
Henan Top Environmental Protection Equipment operates advanced manufacturing facilities for industrial filtration and separation solutions. We specialize in the precision
engineering of filter cartridges and robust hydraulic filter housings for global markets. Our facility integrates fully automated production lines, including rolling, slitting, and
high-precision welding equipment. This automation guarantees consistent quality control and high-volume output for demanding international supply chains. We maintain
rigorous CE and ISO 9001 certified management systems throughout our entire production lifecycle.
A dedicated team of highly educated R&D engineers delivers custom technical support and system optimization. Our engineering unit excels in customizing raw materials
to match specific pressure and fluid compatibility requirements. We provide extensive tailored services covering dimension modification, logo printing, packaging, and
color matching. This rapid turnaround capability significantly accelerates our clients' time-to-market for new equipment releases.
A strict quality control team utilizes precision testing to ensure zero-defect shipments on every order. We hold multiple proprietary R&D patents related to filtration media
technology and structural canister design. Our dedicated sales and after-sales teams provide seamless service guarantees and responsive logistical coordination. With
over fifteen years of dedicated export expertise, we navigate complex international trade compliance flawlessly. Our products currently reach more than one hundred
countries across North America and Eastern European markets.
We maintain strong, reliable distribution channels throughout the Middle East and Southeast Asian industrial sectors. The company adheres to core principles of
responsibility, professional integrity, and transparent client communication. We consistently deliver high-value filtration alternatives that match or exceed original
equipment performance specifications. Our mission focuses on reducing the total cost of ownership through durable construction and extended service intervals.
We welcome the opportunity to engineer filtration solutions precisely aligned with your specific application requirements.
Quality Inspection Guide
Our Company implements standardized product quality inspection procedures, enforces a strict quality management system, and maintains a comprehensive product
testing protocol to ensure consistent and reliable product performance.
Appearance and Structural Inspection
►Visual Inspection: Examine the filter cartridge for cracks, damage, or visible defects.
►Dimensional Accuracy: Measure the actual dimensions and compare with design specifications.
►Mechanical Strength: Determine the maximum mechanical load the filter can withstand.
►Pressure Resistance: Evaluate structural integrity under operating pressure.
►Temperature Resistance: Test the performance stability at elevated temperatures.
►Corrosion Resistance: Verify durability in corrosive environments (acids, alkalis).
►Aging Resistance: Assess performance degradation over long-term usage.
Material and Chemical Analysis
►Material Composition Analysis: Identify the type and proportion of materials used.
►Chemical Stability: Evaluate material stability when exposed to various chemicals.
►Adsorption Capacity: Assess the ability to capture and retain pollutants.
Filtration Performance Testing
►Porosity: Measure the internal pore structure, which affects filtration efficiency and flow rate.
►Filtration Efficiency: Test the cartridge’s ability to remove particles of specific sizes.
►Flow Characteristics: Determine air or fluid flow performance under different operating conditions.
►Microbial Filtration Efficiency: Evaluate the filter’s ability to trap bacteria and other microorganisms.
►Backwash Performance: Test the recovery of the filter after cleaning by backwashing.
►Anti-Fouling Performance: Assess the ability to resist clogging during continuous operation.
Service Life and Environmental Adaptability
►Lifetime Test: Simulate long-term operation to determine effective service life.
►Environmental Adaptability: Confirm reliable operation under different temperatures, humidity, and pressures.
►Electromagnetic Compatibility (EMC): For filters with electronic components, evaluate interference with surrounding devices.
►Cleanliness Test: Measure the cleanliness level during production, packaging, and transportation to ensure hygiene and safety.
FAQ
Q1.What factors should I consider when selecting a dust filter cartridge? A1: Choosing the right dust filter depends on several key factors:
Airflow & Volume – Determine the required airflow (m³/h or CFM) of your dust collector. Choose a filter with adequate surface area and pleat design to maintain efficiency.
Dust Type & Particle Size – Understand the dust type (cement, metal, chemical, fine powder) and particle size (µm). Finer particles require filters with higher filtration efficiency (e.g., HEPA 0.3 µm or ULPA 0.12 µm).
Operating Temperature – Select filters that can withstand your process temperature. Common ranges: -20°C to 120°C; for high-temperature dust, choose high-temperature resistant materials.
Chemical Compatibility – For corrosive or chemical-laden dust, use stainless steel, PTFE, or chemically resistant polyester media.
Filter Media – Polyester, cellulose, or synthetic fibers can impact efficiency, lifespan, and cleaning method. Polyester is durable, washable, and suitable for most industrial applications.
Filter Shape & Size – Ensure the diameter, length, and pleat count match your dust collector housing. An incorrect size can cause air bypass or reduced efficiency.
Maintenance & Cleaning – Decide if you need washable or disposable filters, depending on operational downtime and maintenance preference.
Q2: Should I choose pleated or bag cartridge filters? A2：
Pleated cartridge filters – High surface area, efficient for fine dust, easy to replace, suitable for compact dust collectors.
Bag filters – Larger capacity, better for high dust load, but require more space.
Tip: For industrial dust collectors like cement, steel, or chemical plants, pleated cartridges are widely preferred.
Q3: How often should the dust filter be replaced? A3: Depends on:
Dust type & concentration
Operating hours
Cleaning method
Typical guideline:
Heavy dust: 6–12 months
Light dust: 12–24 months
Washable filters can be reused multiple cycles, reducing operational cost.
Q4: Can you provide custom dust filter cartridges? A4: Yes. Topep offers full customization:
Diameter, length, and pleat count
Filter media (polyester, PTFE, high-temperature resistant)
End caps, sealing type, and reinforcement structure
Tip: Contact us anytime and provide your dust type, airflow, particle size, and operational conditions for a tailor-made solution.
Q5: What certifications or quality assurance should I look for? A5: Trusted filters often have:
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