Yuanxian High-tech Material Trading (Tianjin) Co., Ltd. is one of the leadnig manufacturers and suppliers of low pressure ro membrane in China. We provide advanced materials made in China with low price. Welcome to wholesale bulk CE approved low pressure ro membrane from our factory. Contact us for customized service and free sample.
Low Pressure RO Membrane
Product Introduction

Material: Semi-permeable polyamide layer, durable substrate, etc.
Meet requirements: Adheres to NSF/ANSI 61; custom standards possible, etc.
Specifications: Low-pressure operation, comparable flow rates, etc.
Logo & package: As your requirements.
Other related products: Hollow Fiber Ultrafiltration Membrane, MBR Membrane, Tubular Membrane, Seawater RO Membrane, Brackish Water RO membrane, etc.
Product Specification
The average permeated (product) water flow rate is determined using test water containing 500ppm of salt (NaCl), a mineral that's relatively easy for RO membranes to filter out. In contrast, substances like hardness (lime, calcium/magnesium) pose a greater challenge for membranes to remove, potentially lowering the average permeate rate.
Factors such as source water pressure and Total Dissolved Solids (TDS, or total mineral content) level also impact the membrane's permeate output. In real-world scenarios involving municipal or non-municipal water sources, the water quality and pressure often differ from the "testing conditions" used to rate the membranes. Consequently, in most applications, the actual permeate flow rate of the RO membrane typically falls between 30% to 80% of its rated capacity.
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Operating Limits for the membrane |
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Maximum Operating Temperature |
113°F (45°C) |
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Maximum Operating Pressure |
600 PSI (41 bar) |
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Maximum Feed Flow Rate |
16 GPM (3.6 m3/h) |
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pH Range, Continuous Operation |
3 – 10 |
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pH Range, Short-Term Cleaning |
(30 min.)b 2– 12 |
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Maximum Feed Silt Density Index (SDI) |
5 |
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Free Chlorine Tolerance |
< 0.1 ppm |


Product Details
The membrane serves multiple crucial functions. It effectively reduces salinity in water by using pressure to separate salts, and also removes a wide range of chemical contaminants like heavy metals and organic compounds, ensuring clean water output and protecting downstream equipment from damage.
In industrial settings, when dealing with acid streams generated as byproducts, this membrane proves invaluable. It can efficiently separate acids from other components in the stream, facilitating acid recovery. This not only cuts disposal costs but also promotes resource efficiency by enabling the reuse of recovered acids in production processes.
Before water streams enter evaporators, our membrane plays a vital role in pre-concentration. By reducing the volume of water to be processed, it significantly lowers energy consumption and operational costs associated with evaporation. This pre-concentration step enhances the overall efficiency of the evaporation process.
Moreover, the membrane contributes to wastewater management by treating it to a high standard for reuse in non-potable applications. This approach conserves freshwater resources and minimizes environmental pollution caused by wastewater discharge, making it an eco-friendly and cost-effective solution.


Production Applications
Reverse osmosis (RO) membranes are versatile tools for producing various water types. They're vital for creating potable water by eliminating harmful substances like bacteria and heavy metals. In labs and pharma, RO membranes ensure pure water, free from even tiny impurities, crucial for accurate experiments and safe drug production. For process water in industries, they maintain consistent quality, boosting efficiency and product standards.
In specific sectors, RO membranes shine. The food and beverage industry uses them to purify water for drinks, enhancing taste and extending shelf life. Chemical processing relies on RO for separating and concentrating chemicals, cutting waste. Metal finishing operations depend on RO for top-notch rinse water, preventing flaws and improving product quality. Electronics also need RO for ultra-pure water in semiconductor manufacturing.
RO membranes can work even better when paired with other membrane tech like nano and ultra filtration. Nano filtration selectively removes certain ions and organics, aiding in partial desalination. Ultra filtration gets rid of larger particles, acting as a pre-treatment to reduce RO membrane fouling and extend its life. This combo offers tailored, efficient water treatment.



Certificate
Our Products have CE, SGS, ISO Certificates.




Packaging And Delivery
Packing: carton + pallet .
We support customized package:
1) All the products are packed with seaworthy packing.
2) Customer's special requirement for packing can be satisfied.
3) Air freight, sea freight and truck freight are all available.

FAQ
1. What is your delivery time?
We offer fast delivery: stock items ship in 7-15 days, while custom orders typically take 15-30 workdays, depending on your specific quantity.
2. How do you guarantee product quality?
Quality is verified through Mill Test Certificates (MTC) included with every shipment, and we fully support third-party inspections for your peace of mind.
3. Are there any hidden costs?
No. Our quotations are transparent and all-inclusive, ensuring you won't encounter any unexpected or additional fees.
4. Do you provide samples?
Yes, we provide samples for a nominal fee of $1; you just need to cover the freight cost to evaluate our quality firsthand.
5. What payment terms do you accept?
We accept T/T at sight and L/C, as well as Cash and Western Union. Please contact us if you require alternative arrangements.
6. What is your MOQ?
Our standard MOQ is usually one full container, but we offer flexibility for specific items; please get in touch to discuss your requirements.
7. Can you produce according to my drawing?
Absolutely. We specialize in OEM and custom manufacturing, and our engineering team can produce exact specifications based on your drawings.
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