- Qingqingquan
- Shandong
- 20 days
- 300 units per month
Professional stainless steel RO water systems. 304/316L construction, >97% salt rejection, food grade certification. Download technical specifications and case studies.
Stainless Steel RO Water Purification Systems - 2025 Guide
Why Stainless Steel Construction Matters for Water Purity
✔ Corrosion-resistant - 304/316L stainless steel prevents rust and contamination
✔ Hygienic surface - Meets FDA and EU food-grade material standards
✔ Long-lasting durability - 10-15 year lifespan versus 5-8 years for plastic
✔ Temperature stable - Maintains performance in varying climate conditions
Industry Fact: Stainless steel systems show 60% lower bacterial regrowth compared to plastic components
3 System Configurations
1. Compact Point-of-Use Systems (50-500L/h)
For: Offices, clinics, small restaurants
Construction: 304 stainless steel frame and piping
Features:
• Integrated filtration and storage
• Space-saving design
• Touchscreen control interface
2. Commercial Systems (500-2000L/h)
For: Hotels, schools, medium factories
Construction: 316L stainless steel pressure vessels
Features:
• Dual-pump redundancy
• Remote monitoring capability
• Energy recovery system
3. Industrial Systems (2000-10000L/h)
For: Large manufacturing, bottling plants
Construction: 316L stainless steel full loop
Features:
• Multi-stage array design
• CIP cleaning system
• Cloud-based performance analytics
Technical Specifications
| Parameter | Specification |
|---|---|
| Material Grade | 304/316L Stainless Steel |
| Operating Pressure | 15-25 bar |
| Salt Rejection | >97% |
| Output Quality | TDS <20 ppm |
5 Competitive Advantages
✔ Full stainless flow path - Zero plastic contact with water
✔ Modular design - Easy expansion and maintenance
✔ Automated sanitization - Steam/SIP/CIP compatibility
✔ Energy efficient - ERD reduces consumption by 35%
✔ Warranty - Longest in industry
Case Study: Beverage factory achieved 99.97% purity consistency with our stainless system
RO Process Technology
1. Pretreatment System
• Multi-media filtration: Removes >20μm particles
• Activated carbon: Adsorbs chlorine and organics
• Water softening: Prevents scale formation
• Precision filtration: 5μm final protection
2. Reverse Osmosis Core
• Dow Filmtec elements: High rejection membranes
• Stainless housings: Corrosion resistant
• Automated flush: Membrane protection system
3. Post-Treatment
• Remineralization: Calcium carbonate contactors
• UV sterilization: 99.99% microorganism removal
• Ozone treatment: Residual disinfection
Water Quality Standards
| Parameter | Input Water | Output Water | Improvement |
|---|---|---|---|
| TDS | 600 ppm | <20 ppm | 96.7% |
| Bacteria | 100 CFU/ml | 0 CFU/ml | 100% |
| Heavy Metals | 0.5 mg/L | <0.01 mg/L | 98.0% |
| Chlorine | 2.0 mg/L | 0 mg/L | 100% |
Maintenance Protocol
✅ Daily: Pressure and flow monitoring
✅ Weekly: SDI testing and chemical dosing
✅ Monthly: Membrane performance check
✅ Quarterly: Full system sanitization
✅ Annually: Component replacement
Pro Tip: Maintain feed water SDI <3.0 and chlorine <0.1 mg/L for optimal membrane life
Applications
1. Food & Beverage
• Bottling water production
• Ingredient water preparation
• Equipment cleaning
2. Healthcare
• Pharmaceutical water
• Laboratory applications
• Medical device cleaning
3. Hospitality
• Hotel drinking water
• Restaurant cooking water
• Spa and wellness facilities
4. Manufacturing
• Electronics production
• Industrial processes
• Boiler feed water
Why Choose Our Systems?
✔ 15 years stainless steel manufacturing
✔ FDA and EU compliance guaranteed
✔ 24/7 technical support with engineers
✔ Global shipping with complete documentation
