Maximum Temperature Na+ Form__________________ H+ Form__________________ | 150°C (300oF) max. 100°C (212oF) max. |
Minimum Bed Depth_________________ | 0.6m(24inches) |
Backwash Rate______________________ | 25 to 50% Bed Expansion |
Regenerant Concentration Hydrogen Cycle___________ Sodium Cycle_____________ | 6% HCl or 4 to 8% H2SO4 4% to 6% NaCl |
Regenerant Flow Rate ________________ | 4 to 12 BV/h (0.5 to 1.5gpm/cu/ft.) |
Regenerant Contact Time _____________ | At least 30 minutes |
Regenerant Level ____________________ | 112 -300g/L (4 to 10 pounds/ cu/ft.) |
Displacement Rinse Rate ______________ | Same as Regenerant Flow Rate |
Displacement Rinse Volume ___________ | 10 to 15 gallons/cu.ft. |
Fast Rinse Rate ______________________ | Same as Service Flow Rate |
Fast Rinse Volume ___________________ | 35 to 60 gallons/cu.ft. |
Service Flow Rate ___________________ | 10-25m/h (2 to 10 gpm/cu/ft.) |