PAO 40

Product Description of

can be used as a base stock for a wide range of engine and industrial lubricating oil products, both mineral oil and synthetic based.

Features and Benefits

High viscosity index and excellent lubricity

Excellent oxidant resistance

High flash point and low volatility

Excellent shear stability and hydrolysis

Outstanding low-temperature fluidity for enhancedblend flexibility

Compatible with mineral oils and esters

Extend drain and improved fueleconomy

Typical Properties



Test Methods


Bright & Clear



ASTM D1298

Kinematic Viscosity, mm2/s

100 ℃


40 ℃



Viscosity Index


ASTM D2270

Flash Point COC, ℃



Pour Point, ℃



ASTM Color


ASTM D1500

Acid Number, mgKOH/g


Water Content, ppm


ASTM D6304

Volatility Loss(205 ℃,6.5h), %


Noack Volatility Loss, %

ASTM D5800

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