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WaterSolutions DOWEX HCR-W2 Strong Acid Cation Exchange Resin

DOWEX™ HCR-W2 is a strong acid cation exchange resin for mixed bed industrial water treatment applications.

Type	Matrix	Functional Group
Strong Acid Cation	Styrene-DVB, Gel	Sulfonic Acid

Guaranteed Sales Specification	Units	H⁺ Form
Total Exchange Capacity, min.	eq/L kgr/ft³ as CaCO₃	1.8 39.3
Water Retention Capacity	%	48 - 54
Particle Size Distribution > 1200 µm, max. (16 mesh) < 420 µm, max (40 mesh)	% %	2 1
Whole Uncracked Beads, min.	%	95
Crush Strength Average, min. > 200 g/bead, min.	g/bead %	350 95

Trace metals, ppm dry resin, max.

Na
50

Fe
50

Cu
10

Al
50

Mg
50

Ca
50

Typical Physical and Chemical Properties Not to be construed as Sales Specifications	Units	H⁺ Form
Total Swelling (Na⁺→ H⁺)	%	8
Particle Density	g/mL	1.22
Shipping Weight**	g/L lbs/ft³	785 49

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Literature & Manuals

Technical Documents

Product Datasheet (PDF)
English (78KB)

Engineering Information (PDF)
English (339KB)

Case Histories

Low Cross-linked Resin Reduces Iron, Maintains Low Reactor Water Sulfate (PDF)
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UPCORE System Reduces Demineralizer Costs by 50% (PDF)
English (70KB) | Japanese (147KB)