Qrdinary quenching oil

This product is made from lubricating oil fracrions as raw material and additives. The lubricating oil fractions are praduced and refined from crude oil, and the additives are consists of an antioxidant and a dispersant.

The product has the characteristics of fast cooling, good cooling performance and strong oxidation stability.The product is suitable for quenching of all kinds of alloy steel carburizing steel.The product is used in the temperature range of 50-80℃。

Quality index:

Items	Quality Index	Test method
Viscosity grade（40℃）/（mm²/s) no greater than	30	GB/T265
Flash point（opening）/℃ not lower than	180	GB/T3536
Burning point/℃ not lower than	200	GB/T3536
Moisture/% no greater than	trace	GB/T260
Pour point/℃ not higher than	-9	GB/T3535
Corrosion（copper，100℃，3h) grade no greater than	1	GB/T5096
Brightness/grade no greater than	3	SH0564 appendix A
Thermal oxidation stability Viscosity ratio no greater than Residual carbon added value/% no greater than	1.5 1.5	SH/T0219
Cooling performance Characteristic temperature(80℃）/℃ not lower than 800→400℃ time(80℃）/s no greater than	520 5.0	SH/T0220

Second, Marking, packaging, transportation, storage and transportaion

Marking, packaging,transportation, storage and delivery acceptance by SH0164-92 "petroleum product packaging , storage and delivery acceptance rules."In use, it is forbidden to mix water or other oil.

Third, sampling

Sampling according to GB/T4756 for 2L for inspection and retention.

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