How 18MΩ·cm Water Improves Material Quality
Ultra-Pure Water Systems for New Materials & Battery Production - 2025 Guide
Why 18MΩ·cm Water is Critical for Advanced Materials
✔ Eliminates contaminants that degrade material properties
✔ Prevents micro-defects in LCD/PDP displays
✔ Meets semiconductor standards for chip production
✔ Ensures batch consistency in battery manufacturing
Industry Fact: 1ppb impurities can reduce battery lifespan by 30%
3 Key Water Quality Standards
1. ASTM D5127-13
• Resistivity: 18.2MΩ·cm
• TOC: <5ppb
2. SEMI F63
• Particles: <5/ml (>0.1μm)
• Silica: <1ppb
3. JIS H 0605
• Ionic contamination: <0.1μg/cm²
System Configurations
1. Basic RO+EDI (3m³/h)
• Output: 15MΩ·cm
• Cost: $28,000-$35,000
2. Double RO+Polished EDI
• Output: 18.2MΩ·cm
• Features: UV + 0.2μm filtration
3. Custom Solutions
• Capacity: 0.25-1000m³/h
• Materials: 316L SS or PVDF
Technical Specifications
| Parameter | Specification |
|---|---|
| Flow Range | 0.25-1000m³/h |
| Power | 380V/220V 50/60Hz |
| Recovery | 70-85% |
| Controls | PLC + SCADA |
5 Industry Applications
1. Display Manufacturing
• LCD/PDP panel cleaning
• OLED production
2. Battery Production
• Lithium-ion electrolyte
• Fuel cell stacks
3. Semiconductor
• Wafer rinsing
• Chip packaging
4. Advanced Materials
• Graphene production
• Nanomaterial synthesis
5. Renewable Energy
• Solar cell fabrication
• Hydrogen generation
EDI Technology Explained
How It Works
1. Ion exchange membranes separate charged particles
2. DC current drives continuous regeneration
3. Pure water exits through central manifold
Benefits vs Mixed Bed
✔ No chemical regeneration
✔ 24/7 continuous operation
✔ 50% lower operating costs
Maintenance Protocol
✅ Daily: Resistivity checks
✅ Weekly: Electrode inspection
✅ Monthly: Membrane cleaning
✅ Quarterly: UV lamp replacement
✅ Annually: Full validation
Pro Tip: Monitor TOC weekly to prevent organic fouling
Free Resources:
📥 Get: "Material Defect Prevention Guide"
📞 Get: "Free Water Analysis
