White Liquor-Chip Top Circulation Pump
||Continuos Digester Top Circulation White liquor/Chip Pump|
|Old Sealing System:
||John Crane Safematic Double Mechanical seal|
|New Sealing System:
||Chesterton 1400R Graphite Packing/ Spiraltrac Version P|
|Date of Installation:
Very High Maintenance costs due to continual seal failures 3-4 per year causing plant shutdowns. Bad history of performance for many.
Pump now runs with Gland reliability from Annual shut to Annual shut with out continual maintenance.