Customer Hot Line:0379-69698999
Base oil of paraffin
Blending
Paraffin base oil
Test item | Quality index
|
Experimental method | |||||
---|---|---|---|---|---|---|---|
colour | Dark colour | 0.5-30 | 0.5 | Visual | |||
Kinematic viscosity(50℃)/mm2/S | 24-32 | 10-300 | 10-300 | GB/T265 | |||
Density(20℃)/g/cm3 | actual measurement | actual measurement | 0.86-0.90 | GB/T1884 | |||
Flash point (opening)/℃ | ≥200 | 175-200 | 130-480 | GB/T3536 | |||
Water content/% | mark | mark | mark | GB/T260 | |||
Ash content/% | actual measurement | actual measurement | GB/T508 | ||||
Freezing point/℃ | ≤0 | GB/T3535 | |||||
Pour point/℃ | ≤-5 | -10—-45 | |||||
Water soluble acid or alkali | 无 | GB/T259 | |||||
Refractive index(20℃) | Actual measurement | GB/T614 | |||||
Mechanical impurities/% | ≤0.007 | GB/T511 | |||||
acid valuemgKOH/g/% | ≤0.1 | ≤0.1 | ≤0.1 | GB/T264 | |||
Aniline point/℃ | ≥100 | ≥100 | |||||
Hydrocarbon composition/% | GB/T8029 | ||||||
CA | ≤10 | ≤0 | GB/T8029 | ||||
CN | ≥30 | Actual measurement | GB/T8029 | ||||
CP | ≥60 | ≥80 | GB/T8029 | ||||
Heating reduction(170℃×1.5h)/% | ≤1.7 | ≤2 | GB/T11964 |