. Application This machine can dewater and eliminate impurity highly effectively. It is specially for purifying diesel oil, fuel oil, gasoline engine oil and light lubrication oil. According to fuel oil nature, this machine integrates Coalescing filter element and Separation filter element which highly efficiency demulsification and dehydration into one body. It can quickly separate water from the oil, which even contains half water, to attain cleanness of NAS six grade. ... Features: 1 TYB series purifier adopt special oil water separator which requires no heating offering more than 20 times dewatering efficiency over other types of purifiers. 2 As no heating is needed, the additives in the oil are well prevented from degradation or deterioration. 3 Easy-to-operate, water can be discharged online automatically without the presence of duty operators. 4 Low operation cost, 20%-40% lower than vacuum purifier, centrifugal purifier and filter press