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DESCRIPTION |
Dowex Ion Exchange Resin is a comprehensive line of high-performance ion exchange products manufactured by Dow Chemical Company. These resins are widely recognized for their consistent quality, reliability, and effectiveness across various industrial applications, particularly in water treatment, chemical processing, and pharmaceutical purification.
Ultrapure Water Production: Essential for power plant boilers, semiconductor manufacturing, and pharmaceutical water systems requiring the highest purity standards.
Industrial Water Treatment: Used extensively for demineralization, dealkalization, and softening in chemical, petrochemical, and manufacturing industries.
Chemical & Pharmaceutical Processing: Employed in catalysis, purification of antibiotics, separation of biochemicals, and recovery of valuable products.
Food & Beverage Processing: Used for decolorization, deashing, and purification of sugar syrups, fruit juices, and other food products.
Hydrometallurgy & Metal Recovery: Specialized formulations for selective recovery of precious metals, uranium, and other valuable elements from process streams.
Manufacturer: The Dow Chemical Company
Product Line: Dowex
Common Types: Marathon (e.g., Marathon A, Marathon C), UPCORE, MR, HGR series
Typical Matrix: Polystyrene-DVB, Polyacrylic
Functional Groups: Sulfonic, Quaternary ammonium, Carboxylic, etc.
Ionic Form As Shipped: Na⁺, H⁺, Cl⁻, OH⁻ (depending on type)
Total Exchange Capacity: Varies by product (typically 1.0-2.2 eq/L)
Moisture Retention: 40-60% (depending on type and form)
Particle Size Range: Various sizes available, including uniform particle technology
Shipping Weight: Typically 650-850 g/L
Note: Always consult the specific technical data sheet for the chosen Dowex resin product.
1. Operating Conditions
Service Flow Rate: 5 - 40 BV/h (depending on application)
Operating Temperature: Up to 120°C (cation resins), up to 60°C (OH⁻ form anion resins)
pH Range: 0 - 14 for strong acid/strong base resins
2. Regeneration
Regenerants: HCl, H₂SO₄ for cation resins; NaOH for anion resins; NaCl for softening
Regenerant Concentration: Typically 2-6% for acids, 2-4% for NaOH, 8-12% for NaCl
Regeneration Flow Rate: 2 - 5 BV/h
Contact Time: 30 - 60 minutes
3. Rinsing
Rinse Flow Rate: Slow rinse at regeneration flow rate, then fast rinse at service flow rate
Rinse Volume: Typically 2-4 bed volumes or until effluent quality meets requirements
4. Performance Indicators
Operating Capacity: Varies by resin type and application conditions
Breakthrough Capacity: Application-specific, determined by effluent quality requirements
Pressure Drop: Depends on particle size distribution and bed depth
5. Important Considerations
Product Selection: Choose appropriate resin type (gel vs. macroporous) based on application requirements
Fouling Prevention: Implement proper pre-treatment to remove oxidants, suspended solids, and organic matter
Regeneration Quality: Use high-purity regenerants and water to maintain optimal performance
Storage Conditions: Store in original packaging, protect from freezing and direct sunlight
ADVANTAGES |
Consistent Quality & Performance: Dow's rigorous manufacturing standards ensure batch-to-batch consistency and predictable performance.
High Exchange Capacity: Optimized matrix structures provide high operational capacity and efficient utilization.
Excellent Physical Stability: Superior mechanical strength and resistance to osmotic shock ensure long service life.
Comprehensive Technical Support: Backed by Dow's extensive application expertise and global technical service network.
Wide Product Portfolio: Includes strong/weak acid cation, strong/weak base anion, chelating, and mixed-bed resins for diverse applications.
PACKING |
25Liter Bag
25kg Bag
50kg Plastic Barrel
OUR FACTORY |
WHY UMEK |
With 28 years in water treatment and 16 years of international market experience, UMEK delivers one-stop solutions trusted in over 120 countries for efficient and reliable results. As the largest industrial water treatment wholesaler in the north, backed by 30+ professionals and a unique culture of mentorship and excellence, we are committed to providing high-quality products and customized services.
We partner with top-tier suppliers like Runxin Valve and Pentair, ensuring certified products with strict quality control. UMEK also offers a value-driven environment, comprehensive training, and growth opportunities, empowering employees and achieving mutual success. Choose UMEK – your partner in expertise, innovation, and sustainable development!
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EXHIBITION |
Water Tech 2023
Water Tech 2023
Water Tech 2024
Canton Fair
Canton Fair
Canton Fair
FAQ |
A1. Why choose UMEK for industrial water treatment solutions?
Q: With 28+ years in water treatment and 16+ years of global expertise, UMEK combines innovation, certified quality, and tailored services. As the largest wholesaler in the north, we deliver trusted solutions across 120+ countries, backed by 30+ professionals and partnerships with industry leaders like Runxin Valve and Pentair.
A2. Are UMEK products certified for international standards?
Q: Yes. All products undergo strict quality control and comply with global certifications (e.g., ISO, CE, WRAS). Our partnerships with top-tier suppliers ensure reliability and performance in diverse industrial applications.
A3. Can UMEK provide customized water treatment solutions?
Q: Absolutely. We specialize in tailored services, designing systems to meet unique client needs. Our team collaborates closely with you to ensure optimal efficiency, cost savings, and compliance.
A4. How does UMEK ensure product quality?
Q: Every product is rigorously inspected, tested, and certified. We work exclusively with vetted suppliers like Runxin Valve and Pentair, adhering to international quality benchmarks at every production stage.
A5. What industries does UMEK serve internationally?
Q: We serve 120+ countries across sectors like manufacturing, energy, municipal water, and agriculture. Our solutions adapt to regional regulations, climates, and operational demands for seamless global delivery.
A6. Does UMEK prioritize sustainability in its solutions?
Q: Yes. Sustainability drives our innovation. We optimize water reuse, reduce chemical waste, and integrate energy-efficient technologies to support clients’ environmental and ESG goals.
A7. What post-purchase support does UMEK offer?
Q: Clients receive lifelong technical support, including system maintenance guidance, troubleshooting, and employee training. Our mentorship-driven team ensures your operational success long after installation