7320 strong acid styrene cation exchange resin
    7320 is sulfuric polystyrene gel type strong acid cation exchange resin , is one kine of even resin, it offers good stability, good heat stability , good selectivity and high exchange capacity,It can be used in mixed bed, salt removing of water
Performance :
Matrix
styrene- diethylene copolymer
Function group
-HSO3-
Appearance
 light brown yellow transparent global granule
Ion type
Na+ type
Mass complete exchange capacity
≥4.5mmol/g(dry)(Na+ type )
Volume exchange capacity
 ≥2.0mmol/mL(Na+ type )
Moisture
45-50%(Na+ type )
Wet true density
 1.25-1.29g/mL(Na+ type )
Wet apparent density
0.84-0.86g/mL(Na+ type )
Grainsize
 0.57-0.67mm≥95%
Homogeneous coefficient
 1.25
Sphere rate after abrasion
≥95%
Max shaping dilatability
Na+ -H+10%
Operation condition :
Max operation temp.
 120°C
Min bed depth
800mm
Operational flow rate 5-30BV*/h
Max operation rate
60m/h
Regenerant NaClHClH2SO4

 

 Specific consumption (100%) 80-220g/L 50-150g/L 80-240g/L
concentration 5-10% 5-8% 0.7-6%
flow rate 2-8BV*/h 2-5BV*/h 2-20BV*/h
Min contact time 30min
Slow washing 2BV*( regeneration flow rate )
Fast washing 4-8BV*( Operational flow rate )
 


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