Performance Test Results
Project |
Quality indicator |
Quality indicator |
Quality indicator |
Viscosity grade |
32 |
46 |
68 |
Appearance |
transparent |
transparent |
transparent |
Kinematic viscosity (40℃)/(mm2/s) |
28.8~35.2 |
41.4~50.6 |
61.2~74.8 |
Viscosity Index Not less than |
90 |
90 |
90 |
Pour point/℃ No higher than |
-6 |
-6 |
-6 |
Flash point (open)/℃ No less than |
186 |
186 |
195 |
Acid value (in KOH)/(mg/g) No more than |
0.2 |
0.2 |
0.2 |
Moisture% not more than |
0.02 |
0.02 |
0.02 |
Air release value (50℃)/min No more than |
5 |
5 |
6 |
Copper corrosion (100℃, 3h)/level No more than |
1 |
1 |
1 |
Demulsification (time for emulsion to reach 3ml)/min
|
15 - |
15 - |
15 - |
Foaming properties (foaming tendency/foaming stability), ml/ml
|
450/0 50/0 50/0 |
450/0 50/0 50/0 |
450/0 50/0 50/0 |
Oxidation stability
|
0.3 3500 200 |
0.3 3500 200 |
0.3 3500 200 |
Carrying capacity |
8 |
9 |
10 |
Cleanliness level/grade no greater than |
- |
18 |
15 |