7170 strong base styrene anion exchange resin
    7170 is top grade I type anion exchange resin , It has even granule and offers high regeneration efficiency and flushing effects. It can be used in mixed bed, salt removing of water, water treatment and the separation of anion metal complex
Performance :
Matrix
styrene- diethylene copolymer
Function group
-N+(CH3)3
Appearance
light yellow transparent global granule
Ion type
Cl- type
Strong type group capability
≥3.7mmol/g(dry)(Cl- type )
Volume exchange capacity
≥1.3mmol/mL(Cl- type )
Moisture
49-55%(Cl- type )
Wet true density
1.04-1.08g/(Cl- type )
Wet apparent density
0.66-0.68g/mL(Cl- type )
Grainsize
0.60-0.70mm≥95%
Homogeneous coefficient
1.25
Sphere rate after abrasion
≥95%
Max shaping dilatability
Cl- type -OH-30%
Operation condition :
Max operation temp.
60°C
Min bed depth
700mm
Operational flow rate 5-30BV*/h
Max operation rate
60m/h
Regenerant NaOH

 

 Specific consumption (100%)
60-150g/L
concentration
2-4%
flow rate 2-8BV*/h
Min contact time 40min
Slow washing 5-BV*( regeneration flow rate )
Fast washing 10-20BV*( Operational flow rate )
 


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