Oil Polishing Unit
Distilled Oil Polishing Unit (DOPU)
Unique Process Technology
- Polishing/filtration of Black distilled lube Oil
- Polishing by passing from Sorbent inside different columns
- Usage Activated Sorbent
- Reduction of Colour Index, Sulphur, Acidity, and smell of distilled oil
- Possibility to producer API Group I, API Group II and API Group III base oil
- Continuous operation, 6 hours per day polishing, and 18 hours per day reactivation period
- UP to 500 times Sorbent reactivation
- Proper for lube oil, Diesel, and other hydrocarbons
- Up to 4 banks of 30 columns, Independent Roots Blowers for each bank
- No Re-turbidity. 98% efficiency, only about 2% high sulfur oil
- Different sizes from 1 to 144 columns, Long Columns
- Different feed capacities from 250 kg/day to 81 tons/day
- High settable efficiency up to 99% according to the inlet oil quality
- Delivery of our formulated developed Sorbent at our brand
Specification of Polished Oil:
Color Index: 0.5 to 2.0 according to ASTM D1500
Sulphur: 250 to 1200 ppm according to ASTM D2622
Acidity: 0.01-0.02 mgKOH/gm according to ASTM D974


Up to 4 (four) 30-Column Banks
Independent Roots Blowers for each bank



