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Contact SupplierKAVYA TRADING INDUSTRIES bleaching earth for used lubricating oil characters:
1)Strong decoloring-ability
2)Good adsorption
3)Higher in activity degree
KAVYA TRADING INDUSTRIES Fuller earth powder could offer supports for the regeneration of waste lubricating oil, traditional methods are continuously replaced by distillation process, without the acidulation with concentrated sulphuric acid, avoiding the acidic tars which are hard to be removed. After the heating to 300℃ for breaking oil additives and separating precipitated acidic tesins by concentrated sulphuric acid, bleaching should be come following under vacuum in 300℃.,