Softening Resin
ProSoft™ Heavy Duty

Pressure Drop
PRESSURE DROP - The graph above shows the expected pressure loss per foot of bed depth as a function of flow rate at various temperatures.

Features

  • Complies with USDA & FDA regulations (paragraph 21 CFR173.5) for potable water applications.*
  • 10% divinylbenzene.
  • Uniform particle size, low pressure drop.
  • Superior physical stability.
  • Low color throw (APHA No. 50 Max. as shipped).
* For potable water applications, the resin must be properly pre-treated, usually by multiple exhaustion and regeneration cycles, to insure compliance with extractable levels.

Operating Capacity
Pounds
NaCl/ft3
Capacity
Kilograins/ft3
5 21.0
7.5 27.0
10 30.9
15 35.4
Note: These suggestions and data are based on information we believe to be reliable. However, we do not make any guarantee or warranty. We caution against
using these products in any unsafe manner or in violation of any patents. Further, we assume no liability for the consequences of any such actions.
ProSoft™ Heavy Duty is just that. Manufactured in special runs to provide one of the toughest softening resins around. With a 10% crosslink and 35,000 grain capacity at 15 lbs of salt, ProSoft Heavy Duty is pefect for industrial applications involving rigorous backwashing or high chlorine levels.

Suggested Operating Conditions
Maximum Temperature
      Sodium Form
      Hydrogen Form
280°F
265°F
Minimum Bed Depth 24 inches
Backwash Rate
      50% Bed Expansion @ 60°F
6.0 gpm/ft²
Regenerant Concentration†
      Sodium Cycle†
      Hydrogen Cycle†
10% to 15% NaCl
10% HCl or 1% to 8% H2SO4
Regenerate Flow Rate 0.5 to 1.5 gpm/ft3
Regenerate Contact Time At least 30 minutes
Regenerate Level 4 to 15 lbs/ft3
Displacement Rinse Rate Same as Regenerate Flow Rate
Displacement Rinse Volume 10 to 15 gal/ft3
Fast Rinse Rate Same as Service Flow Rate
Fast Rinse Volume 35 to 60 gal/ft3
Service Flow Rate 2 to 11 gpm/ft3

CAUTION: DO NOT MIX ION EXCHANGE RESINS WITH STRONG OXIDIZING AGENTS. Nitric acid and other strong oxidizing agents can cause explosive reactions when mixed with organic materials such as ion exchange resins.

Physical Properties
Polymer Structure
Functional Group
Ionic Form, as shipped
Physical Form
Screen Size Distribution
      +16 mesh (U.S. Std.)
      -40 mesh (U.S. Std.)
      -50 mesh (U.S. Std.)
pH Range
Sphericity
Uniformity Coefficient
Water Retention
      Sodium Form
      Hydrogen Form
Solubility
Approximate Shipping Weight
      Sodium Form
      Hydrogen Form
Swelling Ca+2 or Na+ to H+
Total Capacity
      Sodium Form
      Hydrogen Form
Styrene crosslinked with DVB
R-(SO3)-M+
Sodium or Hydrogen
Tough, spherical beads
16 to 50 nominal
<2 percent
<2 percent
<1 percent
0 to 14
93+ percent
Approx. 1.6

40 to 45 percent
46 to 53 percent
Insoluble

54 lbs/ft3
52 lbs/ft3
5 to 9 percent

2.20 meq/ml min
2.10 meq/ml min


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