SS Membrane Housings Manufacturer
Enhance Your RO, UF, NF, MF Plants with Unmatched Sanitary Membrane Pressure Vessels
3-A Certified
SS membrane housings meet stringent 3-A sanitary standards for hygiene and quality
ISO9001 Certified
Adheres to ISO9001 quality management for consistent, reliable performance
Global Reach
Seamless worldwide delivery ensures accessibility wherever you are
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H2: All You Need To Know About SS Membrane Housings
H4: What is the Membrane Housing?
A membrane housing, also known as a membrane pressure vessel, is a cylindrical component that securely holds and protects one or more membrane elements in a membrane filtration & separation system.
H4: What is the Structure of Membrane Housings?
- Shell
- F/C port
- Permeate port
- Retaining Ring (quick release spiral ring)
- End cap (bearing plate)
- Membrane interface adapter
H3: Applications
Where are the SS Membrane Housings Used?
- RO
- NF
- UF
- MF
Seadon’s SS membrane housings are the backbone of advanced filtration systems across multiple industries, enabling processes like filtration, separation, concentration, and purification. Whether you’re building RO, nanofiltration (NF), ultrafiltration (UF), or microfiltration (MF) systems, our housings deliver the performance you need.
H4: Industry Serve
Food & Beverage
Our 3-A certified sanitary SS membrane housings ensure compliance with hygiene standards, making them ideal for filtration in food, beverage, and dairy processing. Achieve pure, safe products while meeting regulatory requirements
Biological
Support bioprocessing with housings that provide crevice-free surfaces and corrosion-resistant materials, preventing microbial growth and ensuring product integrity
Pharmaceutical
Designed for clean-in-place (CIP) and thermal disinfection (up to 85°C), our housings meet USP, cGMP, and FDA standards, ensuring your purified water and water-for-injection systems maintain uncompromising quality
H3: Certifications
H4 SUBTITLE: What industry certifications for stainless steel membrane housings？
At Seadon, we understand that compliance is non-negotiable. Our SS membrane housings are backed by certifications that give you peace of mind and simplify your procurement process.
ISO9001 Certified
Adheres to ISO9001 quality management for consistent, reliable performance
3-A Certified
Ensures hygienic design for food, beverage, and dairy applications, with smooth surfaces that prevent microbial growth
PED 2014/68/EU
Guarantees safety and quality for high-pressure applications, meeting European regulatory standards
H3: Sepcifications
Material Grades
What is the stainless steel grade used?
Seadon offers a complete range of SS membrane housings, built to deliver performance, flexibility, and longevity. Our housings are constructed from high-grade stainless steel, ensuring corrosion resistance and compatibility with demanding applications.
Material Grades:
- SS304: Cost-effective and durable, ideal for standard industrial applications with moderate corrosion resistance needs.
- SS316L: High-grade stainless steel for pharmaceutical and food applications, offering superior corrosion resistance and sanitary performance.
- SS2205: Duplex stainless steel for exceptional strength and corrosion resistance, perfect for high-pressure or seawater RO systems.
- SS904L: Premium material for aggressive environments, ensuring long-term reliability in high-salinity or chemical-intensive processes.
H3: Size and Dimensions
What are the standard sizes available for SS membrane housings?
1812 series
Φ1.8" x L12" SS membrane housing for a single female element, with retaining ring closure. Made of seamless pipe in SS304, SS316L, or SS2205, it supports 300~600psi for laboratory filtration
2540 LP series
Φ2.5" x L40" sanitary stainless steel membrane housing for 1~2 female or male elements, with tri-clamp closure. Made of seamless pipe in SS304 or SS316L, it supports 150psi for low-pressure filtration
2540 HP series
Φ2.5" x L40" SS membrane housing for 1~2 female or male elements, with retaining ring closure. Made of seamless pipe in SS304, SS316L, SS2205, or SS904L, it supports 300-1500psi for sanitary or industrial design
4040 EC series
Φ4" x L40" economical SS membrane housing for 1~3 male elements, with light-weight clamp closure. Made of welded pipe in SS304 or SS316L with ABS end-caps, it supports 150psi for low-pressure end-entry design
4040 LP series
Φ4" x L40" sanitary stainless steel membrane housing for 1~3 female elements, with tri-clamp closure. Made of seamless pipe in SS304 or SS316L, it supports 150psi for low-pressure filtration
4040 HP series
Φ4" x L40" SS membrane housing for 1~3 female or male elements, with retaining ring closure. Made of seamless pipe in SS304, SS316L, SS2205, or SS904L, it supports 300~1500psi for sanitary or industrial design
6338 series
Φ6.3" x L38" stainless steel membrane housing for 1~6 female elements, with bolted clamp closure. Made of seamless pipe in SS304, SS316L, or SS2205, it supports 300~600psi for sanitary or industrial design
8040 HP series
Φ8" x L40" SS membrane housing for 1~6 female or male elements, with retaining ring closure. Made of seamless pipe in SS304, SS316L, SS2205, or SS904L, it supports 300~1500psi for sanitary or industrial design
H3: Pressure Ratings
What is meant by Pressure Rating in membrane housings?
What are common pressure ratings for membrane housings?
The pressure ratings for membrane housings are typically categorized into several levels based on the requirements of different membrane elements: 150 psi, 300 psi, 600 psi, 1000 psi, and 1500 psi.
For specific systems, commercial RO systems range from 150~300 psi (10~20 bar) for small to medium-scale purification. Industrial RO systems typically handle 300~600 psi (20~41 bar), with ratings up to 1000~1500 psi (69~103 bar) for high-pressure applications like seawater desalination. NF and UF systems, requiring less stringent filtration, usually operate at 50~300 psi (3~20 bar).
Temperature
What are typical temperature ranges for SS membrane housings?
Stainless steel membrane housings typically have an operating range that can handle temperatures from -20°C to 100°C (or -4°F to 212°F), depending on the material and design. Some specialized housings can withstand even higher temperatures, particularly when designed for industrial or chemical applications.
For the specific temperature range, please refer to the technical data sheet of different model membrane housings.
What to consider for temperature variations in membrane housing during CIP system operation?
When operating Clean-In-Place (CIP) systems, stainless steel membrane housings are often exposed to elevated temperatures to ensure effective sterilization and cleaning. Typically, hot CIP sanitization involves heating the cleaning solution to 80~85°C (176~185°F) for 30~60 minutes. To prevent damage, verify that the housing can withstand these temperature spikes without compromising the integrity of seals or the structure itself. Additionally, confirm that the housing materials are compatible with the cleaning chemicals used at these elevated temperatures. Since different membrane housing models have varying temperature tolerances due to their design, always consult the technical data sheet for specific temperature limits and guidelines.
Surface Finish
Outside Surface Finish
Matt Brushed
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Mechanical Polished
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Electro-polished
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Sandblasted
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Inside Surface Finish
Mechanical Polished
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Electro-polished
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ISO9001 certified manufacturer of filter bags, filter cartridges, filter vessels and filter systems.
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Contact
- No.423 Fumin RD, Dongzhou, Fuyang, Hangzhou, ZJ, 311401 China
- +86 153 9423 8672
- info@seadonfiltration.com
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