Adhering for the theory of 'quality, services, performance and growth', we have received trusts and praises from domestic and worldwide shopper for convenient irrigation GRP pipe, Continuous Winding GRP FRP Pipe, water delivery FRP pipe. Through our continuous optimization, our production equipment has been improved, processes have been improved, and production efficiency has been increased. We always take your needs as our highest purpose, always remind ourselves that it is our greatest honor to satisfy every customer. We continue to invest a lot of manpower, material resources and financial resources to rationally arrange production space to ensure orderly and smooth production. We are a solid and down-to-earth enterprise.
Product Features
High rejection, Operation stability.
Applications
Desalination with high salt concentration, Production of drinking water and softened water for low-pressure boiler.
Technical Parameters
Model | Permeate Flow GPD (m3/d) | Active Membrane Area ft2 (m2) | Stabilized Salt Rejection | Feed Spacer mil (mm) | Test Conditions |
MW-HR8040-375 | 11250(42.6) | 375(34.9) | 99.3% | 28(0.7) | 225psi/2000ppmNaCl |
MW-HR8040-400 | 12000(45.4) | 400(37.2) | 99.3% | 28(0.7) | 225psi/2000ppmNaCl |
MW-HR8040-440 | 13200(50) | 440(38.1) | 99.3% | 28(0.7) | 225psi/2000ppmNaCl |
1. All performance data are collected at 25℃ (77℉), PH7.4 - 7.6 and 15% recovery rate.
2.Permeate flows for single element may vary ± 15%.
Element Dimension:

Model | Dimensions - Inches (mm) | ||
A | B | C | |
MW-HR8040-375 | 40.0(1016) | 1.12 (28.5) | 7.9(201) |
MW-HR8040-400 | 40.0(1016) | 1.12 (28.5) | 7.9(201) |
MW-HR8040-440 | 40.0(1016) | 1.12 (28.5) | 7.9(201) |
Operating Conditions
Maximum Operating Temperature | 45℃(113℉) |
Maximum Operating Pressure | 600psi(41bar) |
Maximum Pressure Drop (single element) | 15psi(1.0bar) |
pH Range for Continuous Operation | 3.0-10.0 |
pH Range for Cleaning | 1.0-13.0 |
Chlorine Tolerance | <0.1ppm |
Maximum Feed SDI15 | 5.0 |
Maximum Feed Flux | 17.0m3/h |
Operation Notes
1. Monitor water quality of pretreatment and discharge water in the first hour of the first use.
2. If system shutdown short-term (within 15 days), please close valve of the system to keep membrane elements moist and wash regularly.
Certificate


The customer-oriented concept and win-win strategy has become a driving force for our company. Backed by years of experience in the industry of Spacer Tube 75bar Pressure RO Membrane for High Salt Water, we are confident to be to assist you with all your needs. We are ready to share win-win corporation. Our company has many years of production management experience, we are familiar with the international standard product process.
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