Datasheet summary
DIAION PK208LH
PDF datasheet mirror for DIAION PK208LH (Mitsubishi). Verify with OEM before design.
Summary
Product identification
- Grade Name: DIAION™ PK208LH
- Type: Strong Acid Cation
- Matrix: Styrene-DVB, Porous
- Functional Group: Sulfonic Acid
- Ionic Form: H⁺
Description
DIAION™ PK208LH is a porous type strongly acidic cation exchange resin with 4% cross-linkages. It is recommended for manufacturing and processing pure water and as a catalyst.
Recommended Operating Conditions
- Maximum Operating Temperature: 120 °C
- Operating pH Range: 0 - 14
- Minimum Bed Depth: 800 mm
- Service Flow Rate: 10 - 60 m/h
- Regenerant: HCl or H₂SO₄
- Regenerant Concentration:
- HCl: 4 - 10 %
- H₂SO₄: 1 - 4 %
- Regenerant Level: 50 - 200 g/L
- Regenerant Flow Rate: 2 - 10 m/h
- Regenerant Concentration:
- Total Rinse Requirement: 2 - 10 BV
Typical Properties
- Shipping Density: 740 g/L
- Mean Particle Size: 700 μm
- Particle Density: 1.13 g/mL
- Total Swelling (Na⁺ to H⁺): 9 %
- Whole Bead Count: 95 % min.
- Salt Splitting Capacity: 1.1 meq/mL min.
- Water Content: 63 - 73 %
- Particle Size Distribution on 1180 μm: 5 % max.
- Particle Size Distribution thr. 425 μm: 0.5 % max.
- Effective Size: 0.45 mm min.
- Uniformity Coefficient: 1.6 max.
- Ionic Form Conversion (H Form): 95 % eq% min.
Hydraulic Characteristics
The pressure drop at various temperatures and flow rates for each meter of bed depth is shown in graphs within 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.