Dandong Tianyu Petroleum Additive Factory

10、Compounding Additive Agent
Complex additive KT320 for vehicle gear oil
Property：
　　The mixture of complex additive KT320 for vehicle gear oil and paraffin base oil at the proportion of 5.0％ brings forth finished gear oil complying with API standard GL-5, and finished gear oil complying with API standard GL-4 at the proportion of 2.5%. The addition levels for heavy-duty and medium-duty industrial gear oil are respectively 1.8％ and 1.6％.

Quality Level	Viscosity Level	Proportion，％（m/m)
API GL-5	80W-90,85W-140	5.0
API GL-4	80W-90	2.5

Physical and chemical properties：

Item	Quality Index	Test Method
Appearance	Thick Transparent Liquid	Eyeballing
Flash Center，℃	120	GB/T3536-83
100℃ Kinematical Viscosity ，cSt	Actual Measurement	GB/T265-88
Sulfur Content，％Weight Ratio	28	GB/T0303-92
Phosphorus Content，％Weight Ratio	2.0	GB/T0296-92
Nitrogen Content，％Weight Ratio	0.5	GB/T0293-92

Precautions：
　　The temperatures of this product should be maintained within 60℃ during storage, load and unload and oil concoction. And the temperature should not exceed 40℃ for long-term conservation.

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