{"product_id":"e-mem-xlp-4040-industrial-ro-membrane","title":"E-MEM XLP-4040 Industrial RO Membrane","description":"\u003ch1 data-start=\"627\" data-end=\"1112\"\u003eE-MEM 4040 Industrial RO Membrane – High-Flux 4″×40″ Element\u003c\/h1\u003e \u003cp data-start=\"627\" data-end=\"1112\"\u003eThe \u003cstrong data-start=\"631\" data-end=\"668\"\u003eE-MEM 4040 Industrial RO Membrane\u003c\/strong\u003e is a premium-grade aromatic polyamide composite element designed for large-scale water purification systems. It offers \u003cstrong data-start=\"788\" data-end=\"836\"\u003ehigh water flux at lower operating pressures\u003c\/strong\u003e, making it both efficient and cost-effective.Typically used in industrial and commercial RO plants, this membrane supports applications such as boiler-feed water, bottled water production, surface and groundwater desalination, and more.\u003c\/p\u003e \u003ch3 data-start=\"1119\" data-end=\"1136\"\u003eKey Features\u003c\/h3\u003e \u003cul\u003e \u003cli data-start=\"1139\" data-end=\"1310\"\u003e\n\u003cstrong data-start=\"1139\" data-end=\"1163\"\u003eHigh Salt Rejection:\u003c\/strong\u003e Delivers rejection rates up to 99.5% under test conditions (2000 ppm NaCl) for model BW-4040\/4040 series.\u003c\/li\u003e \u003cli data-start=\"1313\" data-end=\"1506\"\u003e\n\u003cstrong data-start=\"1313\" data-end=\"1346\"\u003eExtra Low Pressure Operation:\u003c\/strong\u003e Reduced feed pressure requirements compared to standard membranes—leading to lower pump energy and infrastructure cost.\u003c\/li\u003e \u003cli data-start=\"1509\" data-end=\"1672\"\u003e\n\u003cstrong data-start=\"1509\" data-end=\"1531\"\u003eLarge Active Area:\u003c\/strong\u003e Approximately 8.4 m² (≈90.4 ft²) membrane area in the 4040 size, supporting high production volumes.\u003c\/li\u003e \u003cli data-start=\"1675\" data-end=\"1875\"\u003e\n\u003cstrong data-start=\"1675\" data-end=\"1702\"\u003eWide Application Range:\u003c\/strong\u003e Suitable for surface water, municipal feed, groundwater, brackish water (salt content \u0026lt;8000 ppm), and industrial water purification.\u003c\/li\u003e \u003cli data-start=\"1878\" data-end=\"2077\"\u003e\n\u003cstrong data-start=\"1878\" data-end=\"1910\"\u003eRobust Operating Conditions:\u003c\/strong\u003e Max operating pressure ≈4.14 MPa (600 psi), max feed water temperature up to 45 °C, feed free chlorine concentration \u0026lt;0.1 ppm.\u003c\/li\u003e \u003c\/ul\u003e \u003ch3 data-start=\"2084\" data-end=\"2113\"\u003eTechnical Specifications\u003c\/h3\u003e \u003cul\u003e \u003cli data-start=\"2116\" data-end=\"2161\"\u003eModel: 4040 size (4″ diameter × 40″ length)\u003c\/li\u003e \u003cli data-start=\"2164\" data-end=\"2251\"\u003eActive Membrane Area: approx. 90.4 ft² (8.4 m²)\u003c\/li\u003e \u003cli data-start=\"2254\" data-end=\"2390\"\u003eTypical Permeate Flow: ~2400 GPD (≈9.1 m³\/day) under 2000 ppm NaCl test condition for BW-4040.\u003c\/li\u003e \u003cli data-start=\"2393\" data-end=\"2475\"\u003eMax Operating Pressure: 4.14 MPa (600 psi)\u003c\/li\u003e \u003cli data-start=\"2478\" data-end=\"2547\"\u003eMax Feed Temperature: 45 °C\u003c\/li\u003e \u003cli data-start=\"2550\" data-end=\"2634\"\u003eMaximum Feed SDI (Silt Density Index): ≤ 5\u003c\/li\u003e \u003cli data-start=\"2637\" data-end=\"2728\"\u003eFree Chlorine Concentration: \u0026lt;0.1 ppm recommended\u003c\/li\u003e \u003cli data-start=\"2731\" data-end=\"2822\"\u003epH Range (Continuous Use): 3-10; (Cleaning): 2-12\u003c\/li\u003e \u003c\/ul\u003e \u003ch3 data-start=\"2829\" data-end=\"2883\"\u003eWhy Choose the E-MEM 4040 Industrial RO Membrane?\u003c\/h3\u003e \u003cp data-start=\"2884\" data-end=\"3476\"\u003eIf you manage a commercial or industrial water-treatment system, the E-MEM 4040 offers a standout balance of \u003cstrong data-start=\"2993\" data-end=\"3043\"\u003eperformance, efficiency, and cost-effectiveness\u003c\/strong\u003e. Because it operates at lower pressures while maintaining high flux and salt rejection, you incur lower pump energy and infrastructure costs. Moreover, its compatibility with a wide range of feed-water types—from municipal to low-salinity brackish—makes it flexible for many system designs. In addition, the large active area ensures robust production capacity, and you’ll benefit from reduced downtime and consistent water quality.\u003c\/p\u003e \u003ch3 data-start=\"3483\" data-end=\"3519\"\u003eInstallation \u0026amp; Maintenance Tips\u003c\/h3\u003e \u003col\u003e \u003cli data-start=\"3523\" data-end=\"3604\"\u003e\n\u003cstrong data-start=\"3523\" data-end=\"3548\"\u003ePre-treatment is key:\u003c\/strong\u003e Ensure feed water SDI ≤ 5 and free-chlorine \u0026lt;0.1 ppm.\u003c\/li\u003e \u003cli data-start=\"3608\" data-end=\"3826\"\u003e\n\u003cstrong data-start=\"3608\" data-end=\"3627\"\u003eStart-up Flush:\u003c\/strong\u003e When new, flush the membrane at lower pressure for 15-25 minutes, then at full design pressure for 60-90 minutes—discharge the initial permeate\/concentrate.\u003c\/li\u003e \u003cli data-start=\"3830\" data-end=\"3944\"\u003e\n\u003cstrong data-start=\"3830\" data-end=\"3889\"\u003eMonitor differential pressure and permeate conductance:\u003c\/strong\u003e Increases in either may indicate fouling or scaling.\u003c\/li\u003e \u003cli data-start=\"3948\" data-end=\"4085\"\u003e\n\u003cstrong data-start=\"3948\" data-end=\"3970\"\u003eCleaning schedule:\u003c\/strong\u003e Clean based on manufacturer guidelines; use approved chemicals and check pH limits (2-12 for chemical cleaning).\u003c\/li\u003e \u003cli data-start=\"4089\" data-end=\"4247\"\u003e\n\u003cstrong data-start=\"4089\" data-end=\"4119\"\u003eStorage of spare elements:\u003c\/strong\u003e Keep wet, or soak in 1.0% sodium bisulfite solution if prolonged storage is required.\u003c\/li\u003e \u003c\/ol\u003e","brand":"Monster Mechanical","offers":[{"title":"Default","offer_id":45115709620293,"sku":"EM4040","price":3212.99,"currency_code":"ZAR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0739\/8627\/7445\/files\/e-mem-xlp-4040-industrial-ro-membrane.jpg?v=1780903324","url":"https:\/\/www.monstermechanical.co.za\/products\/e-mem-xlp-4040-industrial-ro-membrane","provider":"Monster Mechanical","version":"1.0","type":"link"}