We are ready to share our knowledge of marketing worldwide and recommend suitable products at the most competitive prices. So Profi Tools offer you best value of money and we are ready to develop together with 4021 RO Membrane, Supplier RO Membrane, If any product meeds your demand, make sure you feel free to contact us. We’re sure your any inquiry or requirement will get prompt attention, high-quality items, preferential prices, and cheap freight. Sincerely welcome friends all over the world to call or come to visit, to discuss cooperation for a better future!
HIDTM Industrial RO Membrane ranks the best brands in China among the RO membrane industry. RO Membrane 4021 has won the trust of thousands of families for feeding the reliable purified water over 10 years. Each membrane is made of HID developed & pre-examined sheet and goes through stringent making processes as well as in-house quality inspection & testing before delivery. HID Membrane has been certified by SGS & China Jiangsu Sanitation Bureau wrt drinking water membrane elements.
Model | RT-2521 HF | RT-2540 HF | RT-4021 HF | RT-4040 HF | RT-8040 HF | |
Performance | Stable Desalination % | 98 | 98 | 98 | 99 | 99.3 |
Min. Desalination % | 97 | 97 | 97 | 98 | 98.5 | |
Mean Permeable Flow GPD (L/d) | 380(1300) | 780(2800) | 1000(3400) | 2800(9500) | 11000(41000) | |
Active Film Area ft2(m2) | 13 (1.2) | 28 (2.6) | 36 (3.3) | 97 (9) | 400 (37) | |
Test Conditions | Pressure | 100psi(0.7Mpa) | 225psi(1.55Mpa) | |||
Water Temp. | 25℃ | 25℃ | ||||
Concentration(NaCl) | 2000ppm | 2000ppm | ||||
Water PH | 6.5 to 7.5 | 6.5 to 7.5 | ||||
Recovery Rate % | 15 | 15 | ||||
Operating Conditions | Max. Operating Pressure | 600psi(4.2Mpa) | 600psi(4.2Mpa) | |||
Max. Feed Water Temp. | 45℃ | 45℃ | ||||
Max. Feed Water Silt Density Index (SDI) | 5 | 5 | ||||
Feed Water Chlorine Tolerance | < 0.1ppm | < 0.1ppm | ||||
Feed Water PH Range, Continuous Operation | 3 to 10 | 3 to 10 | ||||
Feed Water PH Range, Short-Term Cleaning | 2 to 12 | 2 to 12 | ||||
Max. Pressure Drop of Single Membrane | 15psi(0.1Mpa) | 15psi
(0.1Mpa) |
1. Permeate flow rate and salt rejection is based on testing conditions: 25℃, PH 7.5, 20% recovery.
2. Stabilized salt rejection is generally achieved within 24-48 hours of continuous use, depending upon feedwater characteristics and operating conditions.
We are ready to share our knowledge of marketing worldwide and recommend suitable products at the most competitive prices. So Profi Tools offer you the best value for money and we are ready to develop together with OEM/ODM Supplier 4021 RO Membrane, We believe in quality over quantity. Before the export of the hair, there is a strict quality control check during treatment as per international quality standards.