Datasheet summary
DIAION SA20A
PDF datasheet mirror for DIAION SA20A (Mitsubishi). Verify with OEM before design.
Summary
Product identification
- Grade Name: DIAION SA20A
- Type: Strongly basic anion exchange resin, Type II
- Matrix: Styrene-DVB, Gel
- Functional Group: Type II (dimethylethanol ammonium groups)
- Ionic Form: Cl⁻
Specification
- Whole Bead Count: 90 min. %
- Salt Splitting Capacity: 1.3 min. meq/mL
- Water Content: 45 - 52 %
- Particle Size Distribution on 1180 μm: 5 max. %
- Particle Size Distribution thr. 300 μm: 1 max. %
- Effective Size: 0.40 min. mm
- Uniformity Coefficient: 1.6 max. -
Typical Properties
- Shipping Density: 700 g/L
- Mean Particle Size: 630 μm
- Particle Density: 1.11 g/mL
- Total Swelling (Cl⁻ to OH⁻): 24 %
Recommended Operating Conditions
- Maximum Operating Temperature: 60 °C (Cl⁻ form); 40 °C (OH⁻ form)
- Operating pH Range: 0 - 14
- Minimum Bed Depth: 800 mm
- Service Flow Rate: 10 - 60 m/h
- Regenerant: NaOH
- Regenerant Concentration: 2 - 8 % NaOH
- Regenerant Level: 50 - 200 g/L
- Regenerant Flow Rate: 2 - 8 m/h
- Total Rinse Requirement: 2 - 10 BV
Hydraulic Characteristics
Graphs showing approximate pressure drop are available in the original document.
Disclaimer: This extraction may miss figures, footnotes, or revisions. Contractual data must match the OEM PDF revision used on the project.
Official datasheet (PDF)
Curated from selected public technical reference material for discovery and preliminary comparison. This summary is not a substitute for a current certified manufacturer datasheet. Verify revisions and design limits before use.