Features
- Viscosity Index: 118-107 (ml/g)
- K-Value: 68-66
- Average Polymerization Degree: 1135-981
- Number of Impurity Particles: 16
- Volatile Component: ≤0.40%
- Apparent Density: ≥0.48 (g/cm³)
- Volatile Substance: ≤0.4%
- Volatile Content: ≥0.48%
- Whiteness (160 ℃, 10min): ≥75%