SS Metal Powder Sintered Filter

Products Description

This stainless steel powder sintered filter element is manufactured using a controlled high-temperature sintering process, fusing fine 304/316L stainless steel powder to form a robust, porous monolithic structure. The resulting absolute filtration accuracy filter features a uniform pore size distribution and exceptional mechanical integrity, designed specifically for space-constrained applications such as instrumentation, medical devices, analytical systems, and compact industrial equipment.

This filter acts as a reliable barrier, ensuring the removal of all particulate contaminants larger than its specified micron rating. Its all-metal construction provides excellent chemical compatibility, thermal stability, and resistance to pressure shock. Despite its compact size, it is fully washable and reusable, offering a permanent, high-performance solution that eliminates the recurring costs and waste associated with disposable filters.

Specifications

Outer diameter	22 mm
Height	45 mm
Working temperature	-20~+100℃
Filter layer	304/316 Stainless steel
Interface	External thread
Customized	Yes
Origin	Henan,China
Brand	Huahang Filter

This is the technical parameter of the custom sintered powder filter element. Send your inquiry and get the quotation within 12 hours.

Features

Compact, Precision Size: The customized dimension makes it ideal for integration into instruments, compact manifolds, small pumps, and portable devices where space is at a premium.

Absolute Filtration Rating: Provides guaranteed removal of particles at a specified micron size (e.g., 2µm, 5µm, 10µm, 20µm), ensuring consistent fluid or gas purity and protecting sensitive downstream components.

Excellent Chemical & Temperature Resistance: The 304/316L stainless steel construction is compatible with a wide range of aggressive fluids, solvents, and can withstand high temperatures and sterilization cycles.

Rigid & Cleanable Structure: The sintered monolithic design prevents media migration, can be backflushed or ultrasonically cleaned, and offers a long service life, providing outstanding long-term value.

High Mechanical Strength: Despite its small size, the sintered metal structure offers remarkable durability and can withstand significant pressure differentials without collapsing or deforming.

Manufacturer & Supplier of Sintered Filter

Huahang Filter specializes in scaling high-performance sintering technology down to the smallest components. Our expertise ensures that even miniature filters deliver the same reliable, absolute-rated performance as their larger industrial counterparts, meeting the stringent demands of precision industries worldwide.

Core Manufacturing Strengths in Sintered Metal Solutions

Advanced Powder Metallurgy & Process Control: We possess deep expertise in selecting and sintering metal powders. Our precisely controlled atmosphere and temperature profiles create components with consistent porosity, predictable pore size (from 1 to 100+ microns), and excellent structural strength, batch after batch.
Vertical Integration for Quality Assurance: From sourcing certified metal powders to final sintering and quality inspection, we maintain complete control over the production chain. This ensures material traceability and adherence to strict ISO-certified processes for every component we produce.
Capability for Complex Geometries & Customization: Our technology is not limited to standard shapes. We manufacture a wide array of sintered forms—discs, cylinders, cones, and custom profiles—tailored to specific OEM designs, ensuring perfect integration and function.
Global Scale with Application Focus: Our products, trusted in over 120 countries, are built on a foundation of solving real-world filtration challenges. We combine scalable production with dedicated engineering support to provide optimized solutions, whether for a standard component or a fully custom design.

FAQ

Q1: What is the difference between sintered powder and sintered mesh?
A1: Sintered powder filters are made from metal powder, creating a porous structure with a more randomized, depth-type pore network, often offering higher dirt-holding capacity. Sintered mesh filters are made from layered wire mesh, offering a more uniform surface-type filtration. The choice depends on the application’s need for depth loading versus precise surface sieving.

Q2: How do I clean this small sintered filter?
A2: Effective methods include ultrasonic cleaning (most effective for deep pores), careful backflushing with clean fluid, or chemical soaking in a compatible solvent. Always follow with thorough rinsing and complete drying before reinstalling.

Q3: Is this filter suitable for sterile applications?
A3: Yes, especially when constructed from 316L stainless steel and optionally electropolished. Its cleanable, non-shedding nature and ability to withstand autoclaving or chemical sterilization (CIP/SIP) make it suitable for sanitary and sterile processes.

Q4: Can you customize the micron rating, dimensions, or add threads?
A4: Absolutely. Huahang Filter specializes in custom sintered components. We can manufacture filters to your exact diameter, length, micron rating, and with various end connections (e.g., M6, ¼” NPT threads). Contact us with your detailed specifications for a tailored solution.

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.

Stainless Steel Sintered Powder Filter 22×45

Products Description

Specifications

Features

Manufacturer & Supplier of Sintered Filter

Core Manufacturing Strengths in Sintered Metal Solutions

FAQ

Related Products

304 Sintered Mesh Filter Element 219×400

40 mesh 304 Sintered Mesh Filter Element 106×200

External Thread Titanium Sintered Filter 30×93 30×90

5μm External Thread Sintered Powder Filter Element 50×115

Fiberglass Sintered Filter Element 37×178

PE Sintered Filter Element 16×17.5

Related Cases

The Application of Air Filter Cartridges on Barbecue Stove Chimneys