Performance Test Results
Project |
Quality indicator |
Quality indicator |
Quality indicator |
Quality indicator |
Viscosity grade ( GB/T 3141 ) |
32 |
46 |
68 |
100 |
Kinematic viscosity ( 40 ℃ ) / ( mm2 /s ) |
28.8~35.2 |
41.4~50.6 |
61.2~74.8 |
90~100 |
Flash point (open)/℃ not less than |
175 |
185 |
195 |
205 |
Viscosity Index Not less than |
95 |
95 |
95 |
95 |
Pour point/℃ No higher than |
-15 |
-9 |
-9 |
-9 |
Copper corrosion (100℃, 3h)/level No more than |
1 |
1 |
1 |
1 |
Water content (mass fraction)/% not more than |
trace |
trace |
trace |
trace |
Mechanical impurities |
none |
none |
none |
none |
Liquid phase corrosion (24h)Method B |
Rust-free |
Rust-free |
Rust-free |
Rust-free |
Foaming properties ( foaming tendency / foaming stability )/ (mL/mL )
|
150/0 75/0 150/0 |
150/0 75/0 150/0 |
150/0 75/0 150/0 |
150/0 75/0 150/0 |
Demulsification ( time for emulsion to reach 3ml ) /min |
30 |
30 |
30 |
- |
Air release value (50 ℃)/min No more than |
6 |
10 |
13 |
Report |
The sealing adaptability index shall No more than |
12 |
10 |
8 |
Report |