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Fast and great quotations, informed advisers to help you choose the correct solution that suits all your requirements, a short creation time, responsible top quality manage and distinct providers for paying and shipping affairs for 4021 reverse osmosis membrane, Our stock have valued 8 million dollar , you can find the competitive parts within short delivery time. Our company is not only your partner in business, but also our company is your assistant in the coming corporation.
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.