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Sintered Felt Air Filter Cartridge 152×150

Outer diameter
152 mm
Height
150 mm
End caps
304 Stainless steel
Filter layer
Sintered felt
Skeleton
304 Stainless steel diamond mesh
Sealing material
EPDM
Manufacturer
Huahang Filter
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Products Description
Specification
Features

Products Description

This premium sintered felt air filter is engineered from layers of stainless steel or other high-temperature alloy fibers that are diffusion-bonded through a sintering process, creating a unique rigid felt structure. This advanced construction combines the high dirt-holding capacity of a depth filter with the structural integrity, cleanability, and temperature resistance of an all-metal element. It is designed for high-efficiency removal of fine dust, soot, and particles from hot gases or corrosive air streams where traditional pleated media would fail.

Ideal for extreme conditions, this reusable cartridge provides long-term, reliable service. Its porous, three-dimensional matrix captures contaminants throughout its depth while maintaining excellent permeability. By offering superior filtration efficiency, exceptional thermal stability, and a fully cleanable design, it delivers a significantly lower total cost of ownership compared to disposable alternatives.

Specification of The Polyester Fabric Air Filter

Type Custom Air Filter Cartridge
Outer diameter 152 mm
Height 150 mm
End caps 304 Stainless steel
Filter layer Sintered felt
Skeleton 304 Stainless steel diamond mesh
Working temperature -40℃~80℃
Origin Henan,China

The parameters listed above are specific to this custom air filter. Please send us your required parameter information to obtain a quote.

Features

Exceptional High-Temperature Resistance: Capable of continuous operation at temperatures often exceeding 500°C (932°F), making it ideal for flue gas, process off-gas, combustion air, and hot air dryer filtration.
High Dirt-Holding Capacity & Depth Filtration: The three-dimensional felt structure provides a large internal surface area for contaminant loading, resulting in longer service intervals and stable, low pressure drop over time.
Cleanable & Reusable: The rigid, sintered structure can withstand repeated cleaning cycles via pulse-jet, backflushing, or ultrasonic methods, offering a permanent filtration solution and eliminating disposable waste.
Robust, No-Shed Construction: The sintered bond prevents fiber migration, ensuring no downstream contamination—a critical requirement for protecting turbines, catalysts, or sensitive instrumentation.
Didn't find your industry solution? Consult our technical experts immediately.

Manufacturer & Supplier of Custom Air Filter Cartridge

Huahang Filter, a filter element manufacturer with over 20 years of production and operation experience, adheres to quality as its core principle and strictly controls every production process.

  • In-house Media Expertise: We control the key parameters of the non-woven media—such as fiber type, diameter, density, and layering—allowing us to engineer cartridges for specific dust characteristics and efficiency targets, rather than relying on generic off-the-shelf media.
  • Engineered for Performance & Durability: Our cartridges are not merely assembled; they are engineered systems. We optimize the synergy between the filter’s package, the supporting inner and outer cages (made from galvanized or stainless steel), and the sealing system (using molded polyurethane or other gaskets) to ensure structural integrity during operation and vigorous pulse-jet cleaning cycles.
  • Full-range Customization Capability: Beyond standard sizes, Huahang Filter provides comprehensive customization. This includes tailoring media composition and grade, adjusting physical dimensions (diameter, length), modifying end cap designs, and developing special features such as fire-retardant treatments or anti-static coatings to meet unique operational challenges.
  • Quality-Driven Manufacturing: Each production batch follows a controlled process, from raw material inspection to final performance validation. We ensure consistent quality and reliable performance in every cartridge shipped.

Comparison of Common Air Filter Cartridge Media

Filter Media Type Key Characteristics / Mechanism Primary Advantages Common / Ideal Applications
Non-woven Fabric Depth Filtration High dust capacity, cost-effective, good moisture resistance, versatile and customizable. General dust collection (wood, metal, powder), HVAC pre-filters, engine air intake, industrial ventilation.
Glass Fiber Depth & Surface Filtration. Higher initial efficiency Final filters in paint booths, pharmaceutical air, HEPA/ULPA pre-filters, some high-temperature processes.
PTFE Membrane (Laminated onto a substrate) Surface Filtration. Highest efficiency & excellent dust release Demanding applications: food, pharma, carbon black, fine chemicals requiring ultra-clean air or no cross-contamination.
Stainless steel Surface Filtration & Reusable. Extremely durable, cleanable & reusable High-temperature gas filtration, catalyst recovery, polymer processing, aggressive chemical fumes.

Contact us for more details about the air filters.

Related Products

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Xinxiang City Huahang Filter Co., Ltd is professional in the production of Hydraulic Filter, Air Filter and Pipe Filter.Product series range from Oil Filter, Air Filter, Water Filter, Polymer Filter,Candle Filter Element, Stainless Steel Filter to filter Coalescer and Separator.

FAQ

What is the difference between a standard filter and a custom filter?

Standard filters are mass-produced in fixed sizes and specifications, while custom filters are designed to match specific equipment dimensions, operating conditions, and filtration requirements. Custom filters improve sealing, efficiency, and service life.

How do I select the right filter for my application?

Filter selection depends on fluid or air type, particle size, flow rate, pressure, temperature, and compatibility with the system. Providing operating data helps ensure optimal filtration performance.

Will your replacement filter cartridges damage my equipment? Is the quality guaranteed?

Absolutely not. Our replacement filter cartridges strictly adhere to OEM dimensions, interfaces, and performance standards, using equivalent or superior filter materials, and have passed rigorous ISO testing and end-user validation. We provide a quality guarantee to ensure the safe operation of your equipment.

We don't have a specific model number, only operating condition requirements. Can you help us select a suitable model?

Yes, but you need to provide:

① the filtering medium (oil, gas, water, chemical liquid?);

② flow rate, pressure, and temperature;

③ required filtration accuracy;

④ connection type.

Our technical team will recommend the most economical solution for you.

How can I ensure that this filter element can be adapted to my device/system?

We have multiple ways to ensure compatibility:


Provide original filter element information: Please provide the brand, model, clear photos or detailed dimension drawings of your existing filter element (especially the interface type and size, length, outer diameter, inner diameter).


Provide equipment information: Tell us your equipment brand, model or application scenario, etc.


Contact us: Our technical team has rich experience and can quickly determine or design a fully compatible replacement filter element based on the information you provide. It is recommended that you contact us directly to obtain the most accurate adaptation plan.

How do you ensure the quality and performance of the filter element?

Quality is our lifeline. We insist on:


Strict material selection: Use high-quality raw materials that meet industry standards.


Advanced technology: Use automated or precision-controlled production processes.


Multiple quality inspections: Implement full-process quality inspections from raw material storage to finished product delivery (including size, sealing, filtration efficiency, integrity testing, etc.).


Performance testing: Key products will undergo actual working condition simulation testing.


Compliance with standards: Our production and products comply with [e.g.: ISO 9001].


Customized verification: For customized filter elements, we will confirm key performance indicators with customers and provide test reports (if necessary).

What is a dust collector filter used for?

Dust collector filters remove airborne dust and particulate matter from industrial processes such as welding, grinding, woodworking, and powder handling to protect equipment and improve air quality.

How often should dust collector filter cartridges be replaced?

Replacement depends on dust load, operating hours, and cleaning efficiency. A consistent increase in pressure drop is a common indicator that the filter needs replacement.

Can dust collector filters be cleaned and reused?

Many cartridge filters are designed for pulse-jet cleaning, but they are not permanently reusable. Over time, media fatigue reduces performance and replacement becomes necessary.

What micron rating is best for hydraulic oil filtration?

Common hydraulic filters range from 3 to 25 microns. The optimal rating depends on system sensitivity and manufacturer specifications.

What happens if a hydraulic oil filter is not replaced on time?

Delayed replacement can cause pressure loss, valve sticking, pump wear, and reduced system efficiency, leading to costly downtime.

Where are precision filters commonly used?

Precision filters are widely used in electronics manufacturing, pharmaceuticals, food processing, chemical processing, and high-purity fluid systems.

How does precision filtration affect system performance?

Precision filtration improves product quality, extends equipment life, and reduces unplanned downtime caused by contamination.

What is the difference between a coalescer filter and a separator filter?

They are two distinct technologies often used together to remove liquids from a gas or liquid stream. The key difference is their core function:

A Coalescer Filter merges tiny, invisible liquid droplets into large, heavy ones.

A Separator Filter catches and drains those large droplets from the flow.

How They Work:

Coalescer: The stream passes through a special media (like fine fibers). Microscopic aerosol droplets collide and merge (coalesce) into drops large enough to drain. It solves the problem of suspended mist.

Separator: The flow then enters a chamber with baffles or vanes. The now-large droplets hit the surfaces, fall out by gravity, and collect in a sump. It provides the final, clean separation.

Are stainless steel filter elements washable?

Yes, most stainless steel filter elements can be cleaned using backflushing, ultrasonic cleaning, or chemical cleaning methods.
373-5471699
info@huahangfilter.com
+86 13781947634



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