Typical Physical & Chemical Characteristics

Polymer Matrix Structure

Macroporous Polystyrene

Ionic Form, as shipped

Chloride (Cl-)

Physical Form And Appearance

White beads

Sphericity

95% min.

Screen Size Range
--- U.S. Standard Screen

16-50 mesh, wet

Particle Size Range

+1.2 mm < 5%, -0.3 mm < 1%

Uniformity Coefficient

1.7 max.

Water Retention, Cl- form

40-50%

Shipping Weight, Cl- form

750-850 g/l

Total Exchange Capacity, Cl- form

20g/l min.

pH Range

4-12

Suggested Regeneration

5% solution of NaOH and NaCl

pH Range

0-14

Suggested Operating Conditions

Maximum Temperature

75ºC max.

Minimum Bed Depth

0.8 m

Backwash Expansion

30-40% Bed Expansion

Regeneration
Sodium Cycle
Flow Rate
Contact Time

10-15% NaCl
2 to 4 BV/h
At least 30 Minutes

Slow Rinse Rate

4-5 BV/h

Slow Rinse Volume

20-60 min.

Fast Rinse Rate

as the same as the service flow rate

Fast Rinse Volume

15 min.

Service Flow Rate

5-40 BV/h