EDI & Ion Exchange Resin

EDI modules and high-purity ion exchange resins for continuous, chemical-free demineralization.

EDI & Ion Exchange Resin

Overview

Puraxtek supplies electrodeionization (EDI) modules and premium ion exchange resins that polish RO permeate to ultra-pure quality without chemical regeneration. We also provide mixed-bed and condensate-polishing resins with expert selection support.

  • Continuous EDI operation without acid/caustic regeneration
  • High-purity anion and cation exchange resins
  • Mixed-bed and polishing resins for UPW loops
  • Condensate polishing for power plants
  • Resin selection and performance guidance
  • Genuine brands plus compatible, cost-effective options
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Applications

Where It’s Used

Specifications

Technical Specifications

EDI product≥ 16 – 18 MΩ·cm with polishing
Resin typescation, anion, mixed bed, polishing grade
Regenerationnone for EDI; resin replacement or regeneration service
Flow range0.5 – 500 m³/h
Qualityper resin manufacturer or project spec
Serviceselection, testing, regeneration support
FAQ

Frequently Asked Questions

EDI or mixed-bed resin — which should I use?
EDI runs continuously without chemicals and suits larger flows; polishing mixed-bed resin gives the final resistivity in a loop. Most UPW systems use EDI plus a small polishing bed.
Can you supply resins for an existing plant?
Yes — send us your vessel size and water quality target and we will recommend the right resin and quantity.
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