Electromagnetic Flow Meter for Corrosive Liquid
Electromagnetic flow meters for corrosive liquids with chemical-resistant electrodes & liners. ±0.5% accuracy for acids, alkalis & aggressive media
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✓ Chemical-resistant electrodes: Hastelloy, Titanium, Tantalum for acids
✓ PTFE/PFA liners withstand boiling acids, alkalis & organic solvents
✓ ±0.5% accuracy unaffected by corrosive media temperature & viscosity
✓ No moving parts eliminate corrosion failure points in aggressive fluids
✓ Multiple communication options: HART, Modbus, PROFIBUS for monitoring
✓ Wide size range DN10-2000mm suitable for various corrosive applications
General Specifications
| Parameter | Specification |
| Accuracy | ±0.5% (Standard/Sanitary), ±1.5% (Insertion) |
| Repeatability | ±0.25% (Standard/Sanitary), ±0.75% (Insertion) |
| Pipe Size | DN10-2000mm (10mm-2000mm) |
| Flow Velocity | 0.5-10 m/s |
| Fluid Temperature | -25°C to +180°C (depending on liner) |
| Operating Pressure | 0.6-4.0 MPa (depending on size) |
| Protection Level | IP65/IP67/IP68 |
| Power Supply | 85-250VAC or 16-36VDC |
| Communication | 4-20mA, HART, Modbus, PROFIBUS-DP |
| Housing material | Option with stainless steel for corrosive environment |
Corrosive Media Compatibility
By selections proper wet parts material of magnetic flow meters, that is electrodes and liners, magmeters can measure strong corrosive liquid.
| Chemical Medium | Recommended Electrode | Recommended Liner |
| Hydrochloric Acid (HCl) | Hastelloy B (<10%), Tantalum (<40%) | PTFE, F46, PFA |
| Sulfuric Acid (H₂SO₄) | Hastelloy B, Tantalum (<150°C), Pt/Iridium | PTFE, F46, PFA |
| Nitric Acid (HNO₃) | Tantalum, Pt/Iridium | PTFE, F46, PFA |
| Phosphoric Acid (H₃PO₄) | Hastelloy B, Tantalum | PTFE, F46, PFA |
| Acetic Acid (CH₃COOH) | 316L, Hastelloy B, Titanium | Hard Rubber, PTFE |
| Oxalic Acid (C₂H₂O₄) | 316L, Hastelloy B | Hard Rubber, PTFE |
| Aqua Regia (HNO₃+HCl) | Tantalum (<80°C) | PTFE, PFA |
| Sodium Hydroxide (NaOH) | 316L, Titanium | Hard Rubber, PTFE |
| Potassium Hydroxide (KOH) | 316L, Titanium | Hard Rubber, PTFE |
| Ammonia Water (NH₃·H₂O) | 316L, Hastelloy B | Hard Rubber, PTFE |
| Sodium Hypochlorite (NaClO) | Titanium, Hastelloy C | PTFE, F46, PFA |
| Ferric Chloride (FeCl₃) | Hastelloy C, Tantalum | PTFE, F46, PFA |
| Seawater (NaCl + others) | Titanium, Hastelloy C | PTFE, F46, PFA |
| Chlorine Dioxide (ClO₂) | Tantalum | PTFE, F46, PFA |
| Chromic Acid (H₂CrO₄) | Hastelloy C | PTFE, F46, PFA |
| Organic Solvents | Hastelloy B, Titanium, Pt/Iridium | PTFE, F46, PFA |
| Salt Solutions (General) | 316L, Titanium | Hard Rubber, PTFE |
| Pulp/Sewage with Solids | Tungsten Carbide | Hard Rubber |
Is there no corrosive liquid you need to measure above?
Click here for a more comprehensive selection table of liners and electrodes for corrosive liquid.
Electromagnetic flow meters for corrosive liquids are essential flow measurement instruments in chemical processing industries where accurate measurement of aggressive liquid is critical. These specialized chemical resistance flow meters excel in sulfuric acid (H₂SO₄ ) production facilities, hydrochloric acid (HCl )handling systems, and caustic soda (NaOH) manufacturing plants where normal flow meters (like turbine flow meters or vortex flow meters) fail due to chemical attack.
<Electromagnetic flow meter for H₂SO₄ measurement>
In pharmaceutical manufacturing, these mag flow meters measure corrosive cleaning agents, sanitizing solutions, and aggressive chemical intermediates with exceptional reliability. The chemical-resistant electrode and liner combinations ensure long-term stability in harsh environments. for example when handling hydrochloric acid (HCl), sulfuric acid (H₂SO₄), sodium hydroxide (NaOH), caustic potash (KOH), or sodium hypochlorite (NaOCl).
<Magnetic flow meter for HCL flow measurement>
Pulp and paper industries utilize SHD series magmeters for measuring bleaching chemicals, caustic solutions, and acidic process streams.
Water treatment applications include measuring chlorine solutions, acid neutralization systems, and corrosive wastewater streams. Mining operations employ these meters for acidic leaching solutions, corrosive slurries, and aggressive flotation chemicals. The meters’ ability to handle liquid-solid mixed fluids makes them ideal for mining applications.
Petrochemical refineries use SHD Series electromagnetic flow meters for measuring corrosive catalysts, acidic process streams, and aggressive cleaning solutions.
<Magnetic flow meter for corrosive chemical measurement>
Food processing industries rely on them for measuring acidic ingredients, cleaning chemicals, and sanitizing solutions while maintaining hygienic standards through appropriate liner selection.
