Hot Strip Mill Gear Oil Purification
Three VOP-H-150 online purification units restore NAS 6 cleanliness and cut filter-element changes from daily to every 60 days.
Challenge
Continuous caster hydraulic oil NAS 8 with 800 ppm water. Filter elements changed daily, valve failures monthly.
Solution
Installed three VOP-H-150 units in parallel on the hydraulic tank return line. Online purification at 150 L/min per unit.
Outcome
NAS 6 cleanliness achieved. Water content stable at 30 ppm. Filter element replacement interval extended from 1 day to 60 days. Valve failures eliminated for 18 months running.
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