Identification of engine oil quality and prevention of engine oil early deterioration

By |2019-12-13T07:40:07+00:00September 23rd, 2018|News|

Generally used engine oil is mineral oil, which is a kind of product obtained by vacuum distillation of heavy fractions of petroleum. The so-called waste engine oil, one refers to the oil mixed with water, dust, other miscellaneous oil and metal powder and other impurities caused by the wear of the machine parts; the second [...]