TEST ITEM | STARDARD | TEST RESULT | TEST METHOD |
kinematic viscosity at 40℃,mm2/s | 32.91 | GB/T 265-1988(2004) | |
kinematic viscosity at 100℃,mm2/s | 5.50-6.5 | 5.932 | GB/T 265-1988(2004) |
appearance | transparent | transparent | measuring by sight |
chrominance,no | ≤ 0.5 | < 0.5 | GB/T 6540-1986(2004) |
viscosity index | ≥ 95 | 126 | GB/T 1995-1998 |
flash point(open),℃ | ≥ 210 | 224 | GB/T 3536-2008 |
flow point pour point,℃ | ≤ -12 | -24 | GB/T 3535-2006 |
acid value,mg KOH/g | ≤ 0.01 | 0.007 | GB/T 4945-2002 |
cloud point,℃ | -10 | GB/T 6986-2014 | |
density (20℃),kg/m³ | 843.3 | GB/T 1884/1885 | |
evaporation loss(Noack,250℃,1h), %(mass fraction) | ≤ 13 | 11.5 | NB/SH/T 0059-2010 |
Sulfur content,μg/g | ≤ 50 | 0.2 | SH/T 0689-2000 |
Mechanical impurity and moisture | none | none | measuring by sight |