304 Stainless Steel Oil Filter Huahang Filter Supply

Products Description

The 304 Stainless Steel Oil Filter Element 70×200 is a premium, all-metal filtration solution engineered for applications where superior durability, high-temperature resistance, and repeated cleanability are non-negotiable. Constructed entirely from high-grade 304 stainless steel wire mesh, this element is designed as a permanent or semi-permanent replacement for disposable cartridges in hydraulic, lubrication, fuel, and process oil systems.

Ideal for harsh environments involving temperature extremes, corrosive additives, or where minimizing long-term consumable waste is a priority, this filter provides reliable, depth-loading filtration. Its monolithic sintered or woven construction captures contaminants while offering exceptional structural integrity and the unique advantage of being fully cleanable and reusable for a dramatically lower total cost of ownership.

Specification

Below are the specifications for this filter element. If these specifications do not meet your needs, please contact us for custom production.

Type	Stainless Steel Oil Filter Element
OD	70 mm
Height	200 mm
Filter material	304 Stainless steel mesh
Skeleton	Stainless steel square
Working temperature	-20~+110℃
Origin	Henan,China
Custom made	Available

Features

All-Metal, Corrosion-Resistant Construction: Made entirely from 304 Stainless Steel, this element is inherently resistant to rust, oxidation, and degradation from most oils, synthetic lubricants, and industrial fluids. It withstands high operating temperatures and harsh chemical environments where paper or polymer filters would fail.

High Dirt-Holding Capacity & Consistent Flow: The multi-layered sintered or fine woven mesh structure creates a deep, three-dimensional filtering matrix. This provides excellent particulate capture and high dirt-loading capacity while maintaining stable, low-pressure drop for efficient system operation.

Designed for Cleaning and Reuse : The primary economic and environmental benefit. Once saturated, this filter can be effectively restored through back-flushing, ultrasonic cleaning, or solvent soaking.

Exceptional Mechanical Strength: The rigid, all-metal structure is resistant to collapse under high differential pressure, vibration, and pressure surges. It will not swell, deform, or degrade over time, ensuring reliable performance and seal integrity throughout its extended lifespan.

Customized Service

In addition to the parameters mentioned above, Huahang Filter can also customize production according to your actual needs. Below is our customization range. Please feel free to contact us if you have any specific needs.

Custom Size: We can customize filter cartridges of any length, diameter, and shape to fit your filter housing.
Custom Precision: We recommend and manufacture the most suitable filtration precision based on your operating conditions.
Custom Interface: We customize threads, sealing methods, and end cap structures to ensure perfect compatibility with your existing equipment.
Upgraded Materials: For special operating conditions (such as extremely high temperatures or highly corrosive environments), we offer higher grades of stainless steel or special alloys.

With Huahang Filter, you gain more than a supplier—you gain a technical partner committed to engineering durable solutions that redefine the value of filtration over the entire lifecycle of your equipment.

FAQ

Q1: How do I clean this stainless steel filter element?
A1: Effective cleaning methods include ultrasonic cleaning, careful backflushing with clean fluid, or soaking in an appropriate solvent. Always follow the cleaning procedure recommended for your specific contaminant and allow the element to dry completely before reinstalling.

Q2: What is the difference between 304 and 316 stainless steel for filters?
A2: Both are corrosion-resistant. 304 stainless steel is a versatile, economical choice suitable for most industrial oil and coolant applications. 316 stainless steel offers higher resistance to chlorides and acids, making it preferable for highly corrosive environments or specific chemical fluids.

Q3: How many times can this filter element be reused?
A3: With proper care and cleaning, a high-quality 304 stainless steel element can typically be reused dozens to hundreds of times. Its lifespan depends on the operating environment, contaminant type, and cleaning effectiveness.

Q4: Can this element be used for high-pressure applications?
A4: Yes, the all-metal welded construction provides excellent structural integrity for high-pressure systems. Always verify that the element’s pressure rating meets or exceeds your system’s maximum operating pressure.

Q5: How do I select the correct micron rating?
A5: The required micron rating depends on the target fluid cleanliness level for your equipment. Consult your machinery manufacturer’s specifications or fluid analysis recommendations to choose the appropriate rating.

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.

304 Stainless Steel Oil Filter Element 70×200

Products Description

Specification

Features

Customized Service

FAQ

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