As there are undesirable ingredients such as PAHs, gums, asphaltenes, sulfur compounds, nitrogen compounds, oxygen compounds needs to be removed from the crude base oil to obtain qualified Group 1+ base oil. So the crude base oil produced by waste oil refinery still needs to be further polished in order to improve the viscosity index, oxidation stability, carbon residue and color etc. Along with ban of clay all over the world, the Solvent Extraction Plant becomes a popular alternative solution for the waste oil refinery.
PPGT-SE solvent extraction plant is particularly designed for the base oil produced from waste oil refinery and crude oil refinery to get rid of the gums, asphaltenes, PAHs, color bodies and bad smell.
And our PPGT-LBP is designed to produce high quality lubricating oil by mixing the base oil with various of additives.
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