Hot Disinfection Reverse Osmosis Membrane Products
Product Description
- Membrane material: aromatic polyamide (APA)
- Outer wrapping type: sanitary mesh cage
- Flow channel type: Parallel flow channel 31mil
- Application scenarios: high temperature pure water preparation, heat disinfection pure water preparation, high temperature medium water reuse, high temperature material separation and concentration, etc.
Product Features
- Thermal Resilience: Constructed with premium imported high-temperature diaphragms and heat-resistant components to ensure stable operation in extreme thermal environments.
- Advanced Geometry: Employs a multi-leaf, short-page welding technique that expands the active membrane surface and eliminates stagnant "dead corners," significantly boosting permeate flux.
- High-Temp Sealing Integrity: Features specialized adhesive seals designed to minimize salt passage at the element's connection points under heat, maintaining superior salt rejection performance.
- Permanent Traceability: Each unit features a laser-engraved serial number on the end cap, providing a durable and permanent solution for tracking and identification.
Product Performance Parameters

Product size parameters
(1) Flat End

|
Membrane element size |
A (±2.0mm) |
B (±0.1mm) |
C (±0.5mm) |
|
8040 |
1016 |
28.8 |
200 |
(2) Protruding End

|
Membrane element size |
A (±2.0mm) |
B (±0.1mm) |
C (±0.5mm) |
D (±0.1mm) |
|
4040 |
1016 |
26.7 |
19.1 |
100 |
About Us
In Integrated Solutions
Hangzhou Nanoimp Environmental Technology Co.,Ltd. established in 2019 and headquartered in Hangzhou, China, specializes in the research, manufacturing, and innovation of advanced separation membranes. The company is committed to providing integrated solutions for material separation and wastewater resource recovery.
Nanoimp has established independent subsidiaries, with the Foshan Branch specializing in the production of public water purification equipment and the Haining Branch focusing on manufacturing PTFE MBR products.





FAQ
Q: What is the primary advantage of using a "Heat-Sanitizable" RO membrane over chemical disinfection?
A: Heat-sanitizable membranes allow for microbial control using hot water (typically up to 80°C–85°C) rather than harsh chemicals. This reduces chemical handling, eliminates chemical residue concerns in pure water systems, and is more environmentally friendly. Our membranes are specifically built with imported high-temperature resistant diaphragms to handle these thermal cycles without losing structural integrity.
Q: Will frequent heat disinfection cycles affect the salt rejection rate?
A: Standard membranes often suffer from increased salt permeability as heat causes materials to expand and seals to soften. However, our products use a specialized high-temperature adhesive seal designed to remain stable under thermal stress. This ensures that salt rejection (retention performance) remains high and consistent, even after repeated disinfection cycles.
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