Model |
Adapted Pressure(psi/Mpa/bar) |
Salt Rejection(%) |
Flow Rate(GPD/m/d) |
Effective Membrane(ft²/m²) |
Boron Rejection(%) |
Size(inch) |
SW4021-LE |
800/5.52/55.2 |
99.5 |
640/2.4 |
33/3.1 |
|
4.0*21 |
SW2521-LE |
240/0.9 |
12/1.1 |
2.5*21 |
SW2540-LE |
540/2.0 |
28/2.6 |
2.5*40 |
SW4021-HR |
99.6 |
540/2.0 |
33/3.1 |
4.0*21 |
SW2521-HR |
190/0.72 |
12/1.1 |
2.5*21 |
SW2540-HR |
450/1.7 |
28/2.6 |
2.5*40 |
SW4021-HRLE |
99.6 |
640/2.4 |
33/3.1 |
4.0*21 |
SW2521-HRLE |
240/0.9 |
12/1.1 |
2.5*21 |
SW2540-HRLE |
540/2.0 |
28/2.6 |
2.5*40 |
SW4040-HR |
99.7 |
1180/4.5 |
82/7.6 |
4.0*40 |
SW8040-HR |
99.8 |
6900/26 |
400/37 |
92 |
8.0*40 |
SW8040-HRP |
7500/28 |
440/41 |
8.0*40 |
SW4040-HRLE |
99.7 |
1450/5.5 |
82/7.6 |
|
4.0*40 |
SW8040-HRLE |
99.8 |
7500/28 |
400/37 |
92 |
8.0*40 |
SW8040-HRLEP |
8200/31 |
440/41 |
8.0*40 |
SW8040-HRFR |
99.8 |
6000/23 |
400/37 |
8.0*40 |
SW4040-XHR |
99.75 |
1180/4.5 |
82/7.6 |
|
4.0*40 |
SW8040-XHR |
99.82 |
6000/23 |
400/37 |
92 |
8.0*40 |
SW8040-XHRP |
6600/25 |
440/41 |
8.0*40 |
Versatile Applications
Applicable Industries: Expertly engineered for seamless Commercial Use, this product is the ultimate choice for businesses aiming to elevate efficiency and reliability within their water treatment operations.
Application: Masterfully crafted for high TDS film membrane applications, this product offers unmatched performance, consistently delivering top-tier results even in the most challenging environments.
Active Membrane Area: Featuring an expansive 31.97 ft², this membrane is intelligently designed to optimize efficiency and boost output, ensuring remarkable water purification results.
Average Permeated Flow: With a remarkable 800GPD, this membrane ensures steady and dependable water processing capabilities, effortlessly catering to the needs of high-volume applications.
Stable Rejection Rate: With an impressive 96%-97%, this membrane ensures unparalleled water quality with each use, defining the benchmark for performance and reliability.
Function: Expertly removes COD, BOD, and NH-N, elevating overall water purity and serving as an indispensable component for achieving superior water treatment standards.
Home RO membrane options available: Select from 75GPD, 100GPD, 150GPD, and 200GPD variants, offering personalized solutions that cater to individual household requirements.
Commercial RO membrane ranges include: 300GPD, 400GPD, 600GPD, and 800GPD, accommodating a variety of commercial needs and providing customizable solutions for businesses of all sizes.
Industrial membrane models offered: Choose from 2521, 2540, 4021, 4040, and 8040 models, designed to meet a broad spectrum of industrial requirements with precision and efficiency.
Commercial Reverse Osmosis Element Main Application Areas
Our meticulously crafted commercial reverse osmosis membrane components are ideal for municipal, tap, and well water applications. They offer exceptional desalination treatment, widely employed in premium bottled water, direct drinking water, food processing, pharmaceutical manufacturing, and more, ensuring top performance across diverse sectors.
Product advantages
1. Experience unparalleled large traffic and high stability, guaranteeing reliable operations and maximum satisfaction. Our products cater to those who require top-tier performance and reliability.
2. Benefit from low operating pressure and exceptional cost-effectiveness, optimizing your investment while adopting a sustainable approach to water treatment solutions.




SAND.K is passionately dedicated to elevating water environmental technology by harnessing a robust global supply chain to ignite transformative innovation. Our mission is to lead the charge in providing sustainable, cutting-edge solutions for water treatment, setting a new standard of excellence in the industry. We deliver comprehensive, one-stop solutions for essential components, expertly crafted for small to medium-sized equipment manufacturers. Our unwavering commitment spans across borders via e-commerce, reaching global customers in emerging markets with unparalleled dedication and a suite of innovative products designed to meet diverse needs.
Through independent R&D and formidable manufacturing prowess, we reinforce our position as industry leaders. We are pioneers in developing groundbreaking solutions that redefine the boundaries of water treatment technology and set new industry standards. Utilizing extensive data analysis, we design custom solutions for regions grappling with high salinity water challenges. Our efforts set the benchmark for exceptional water treatment solutions, delivering the pinnacle of customer satisfaction.
Our dynamic solutions encompass seawater desalination, waste leachate treatment, and drinking water purification, along with the innovative reuse of treated wastewater—propelling innovation forward and establishing new industry benchmarks. In addition, our competitive cost advantage distinguishes us within the industry. We offer unmatched value and strategic benefits that resonate profoundly with our global clientele, setting us apart as a leader.

QUESTION |
ANSWER |
Are you a factory or trading company? |
Yes, we have our own factory. |
Can you offer OEM service? |
Yes, OEM is OK. |
Can I get samples from you factory? |
Sure. We are pleased to. |
What would you do if some quality problem occur? |
We will be responsible to all quality problem. |