Item | 0# | 1# | 2# | 3# | Test method |
Appearance | Grey black | Visual | |||
Penetration, 0.1mm | 370 | 320 | 275 | 230 | GB/T 269 |
Dropping point, ºC | 180 | GB/T 3498 | |||
Corrosion(45# Steel 100ºC, 3h) | Qualified | SH/T 0331 | |||
Oil seperated through steel mesh ( 100 ºC 24h ) , % | - | 2.5 | 2 | 1.5 | SH/T 0324 |