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Styrene Series Gel Strong Acid Cation Resin 001* 7MB - for Mixed Beds

China Styrene Series Gel Strong Acid Cation Resin 001*7MB

Model NO.
001*7MB 
HS Code
3914000000
Model NO.
001*7MB 
HS Code
3914000000

001×7MB Styrene Series Gel Strong Acid Cation Resin - for Mixed Beds

1. Description
001×7MB This is a kind of cation exchange resin which has sulfonic acid groups [-SO3H] in the styrene-divinylbenzene copolymer, It is used in Mixed Beds. water softening applications
2.Typical Physical and Chemical Properties:
ItemsSpecification
Polymer Matrix StructureCrosslinked Polystyrene Divinylbenzene
Physical Form and AppearanceBrown yellow to buown grey color beads
Functional GroupsR-SO3¯
Ionic Form ,as shippedNa+
Total Capacity, Na+ form, wet, volumetric≥1.9 eq/l min
Moisture Retention, Na+ form45-50%
Particle Size Range0.5mm-1.2mm
<0.5mm (max.)1% 
Uniformity Coefficient (max.)1.4
effective size0.55-0.90mm
Reversible SwellingNa+ → H+ (max.)10%
Ca2+→Na+(max.)5%
Shipping Weight (approx.)770 -870g/l
Specific Gravity, moist Na+ Form1.27
Temperature Limit120°C (250 °F) 
pH Range, Stability0 - 14
3.Suggested Operating Condition
Maximum Temperature  Na+ Form120°C (248oF) max.
H+ Form100°C (212oF) max.
Backwash Rate25 to 50% Bed Expansion
Regenerant ConcentrationHydrogen Cycle3% HCl or 2 to 3% H2SO4
 Sodium Cycle6% to 8% NaCl or 3% NaOH

Regenerant  dosage		HC1 or  H2SO4HC1 or H2SO4 volume:resin volume =3:1
NaCl NaCl volume:resin volume =2:1
NaOHNaOH volume:resin volume =3:1
Regenerant Flow Rate2 to 4 BV/h
Regenerant  contact TimeAt least 40 minutes
Service Flow Rate10-25m/h

4.Applications
It is used in hard water softening,pure water manufacturing, Mixed-bed water treatment system
 

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