| Model | Effective membrane area ft²(m²) | Flux GPD (m³/d) |
MgSO4 Rejection (%) |
NaCl Rejection (%) |
| NF30-8040 | 400(37.2) | 14000(52.9) | ≥97 | ≤30 |
| NF30-4040 | 85(7.9) | 3200(12.1) | ≥97 | ≤30 |
| NF90-8040 | 400(37.2) | 14500(54.8) | ≥98 | 85-95 |
| NF90-4040 | 85(7.9) | 3500(13.2) | ≥98 | 85-95 |
| Test liquid | Water temperature(℃) | pH | Operating pressure psi(MPa) | Recovery rate (%) |
| MgSO4 solution (2000 ppm) NaCl solution (500 ppm) |
25±2 | 7.5-8.0 | 100(0.69) | 15±1 |
Notas: El flujo de permeado de un solo elemento de membrana puede variar en un ±15%.
| Maximum operating pressure | 600psi(4.14MPa) |
| Maximum inlet temperature | 45℃ |
| Maximum inflow rate | 17.0m³/h(8040)、3.6m³/h(4040) |
| Maximum inflowSDI15 | 5.0 |
| Maximum residual chlorine concentration | 0.1mg/L |
| pH range of inlet water in continuous operation | 2-11 |
| PH range of inlet water during chemical cleaning | 1-13 |
| Maximum transmembrane pressure difference for single membrane element | 15psi(0.1MPa) |
