Performance Test Results
Model |
No. 1 |
No. 2 |
No.3 |
No. 4 |
Appearance |
Light yellow to dark brown uniform ointment |
Light yellow to dark brown uniform ointment |
Light yellow to dark brown uniform ointment |
Light yellow to dark brown uniform ointment |
Working cone penetration/(0.1mm) |
310~340 |
265~295 |
220~250 |
175~205 |
Dropping point/℃ not less than |
80 |
85 |
90 |
95 |
Corrosion (T2 copper sheet, room temperature, 24h) |
No green or black change on copper sheet |
No green or black change on copper sheet |
No green or black change on copper sheet |
No green or black change on copper sheet |
Water (mass fraction)/% No more than |
0.2 |
0.2 |
0.2 |
0.2 |
Ash content (mass fraction)/% not more than |
3.0 |
3.5 |
4.0 |
4.5 |
Steel mesh oil separation (60℃, 24h) |
- |
12 |
8 |
6 |
Extended working cone penetration |
- |
30 |
35 |
40 |
Water loss (38℃, 1h) (mass fraction) is not more than |
- |
10 |
10 |
10 |