Identification of construction machinery oil

    1. To see the color: Qualified diesel to clear, transparent, color is generally yellow or yellow greenish yellow. If found muddy clear, or dark, partial black, colorless, mostly unqualified.

    2. Smell the taste: qualified diesel oil and greasy taste of irritating, unqualified diesel oil in addition to the original flavor will be distributed outside the smell.

    3. Shake: Take the transparent cup into a small amount of diesel oil, and then shake, qualified diesel oil will appear a lot of foam and quickly dissipated.

    4.Standing observation: take a small cup of transparent glass into the diesel, put it aside for 1-2 minutes after the observation. Qualified diesel oil will not appear impurities and sediment, observe the diesel oil is not mixed with water (diesel density is less than water, Mixed with diesel oil and water will be standing still after the fault, it is easy to see. )