Datasheet summary
DIAION UBK12
PDF datasheet mirror for DIAION UBK12 (Mitsubishi). Verify with OEM before design.
Summary
Product identification
- Grade Name: DIAION™ UBK12
- Type: Strong Acid Cation
- Matrix: Styrene-DVB, Gel
- Functional Group: Sulfonic acid
- Ionic Form: Na⁺
DIAION™ UBK12 is a cation exchange resin with a uniform particle size and 12% cross-linkages. It is recommended for manufacturing and processing pure water.
Operating limits
- Maximum Operating Temperature: 120 ℃
- Operating pH Range: 0 - 14
Feed water
Recommended Operating Conditions
- Regenerant: HCl, H₂SO₄
- Regenerant Concentration: HCl 4 - 10 %, H₂SO₄ 1 - 4 %
- Regenerant Level: 30 - 150 g/L
- Regenerant Flow Rate: 2 - 10 m/h
- Total Rinse Requirement: 2 - 10 BV
Product water
See the official PDF for exact tabulated values.
Mechanical / hydraulic
- Minimum Bed Depth: 800 mm
- Service Flow Rate: 10 - 40 m/h
Hydraulic Characteristics
The approximate pressure drop at various temperatures and flow rates for each meter of bed depth of DIAION™ UBK12 resin in normal down flow operation is shown in the graphs in the original document.
Product Specification
- Shipping Density: 850 g/L
- Particle Density: 1.34 g/mL
- Total Swelling (Na⁺ to H⁺): 6 %
- Whole Bead Count: 90 min.
- Salt Splitting Capacity: 2.3 meq/mL min.
- Water Content: 33 - 39 %
- Average Diameter: 650 ± 50 μm
- Uniformity Coefficient: 1.2 max.
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.