| Features | low temperature resistance |
| Application | BOPP film |
Item | Quality Index | Test result | Experiment method |
| Color particles, pcs/kg | ≤20 | 0 | SH/T 1541.1-2019 |
| Black grains, pcs/kg | ≤0 | 0 | SH/T 1541.1-2019 |
| Size grain, g/kg | Measured | 1.5 | SH/T 1541.1-2019 |
Melt mass flow rate (MFR), g/10min | 2.25-4.15 | 3.22 | GB/T 3682.1-2018 B |
Isotactic index, % | ≥94.0 | 96.2 | GB/T 2412-2008 |
Ash (mass fraction), mg/kg | ≤500 | 176 | GB/T 9345.1-2008 A |
Tensile yield stress (σy), MPa | Measured | 34.1 | GB/T 1040.2-200 |
yellow index | ≤4 | -4.0 | HG/T 3862-2006 |
| Haze, % | ≤6 | 1.5 | GB/T 2410-2008 |
| Fisheye (0.8mm), pcs/1520cm^2 | ≤5 | 0 | GB/T 6595-1986 |
Fisheye (0.4mm), pcs/1520cm^2 | ≤30 | 3 | GB/T 6595-1986 |
 |  |  |  |
 |  |  |
| Features | low temperature resistance |
| Application | BOPP film |
Item | Quality Index | Test result | Experiment method |
| Color particles, pcs/kg | ≤20 | 0 | SH/T 1541.1-2019 |
| Black grains, pcs/kg | ≤0 | 0 | SH/T 1541.1-2019 |
| Size grain, g/kg | Measured | 1.5 | SH/T 1541.1-2019 |
Melt mass flow rate (MFR), g/10min | 2.25-4.15 | 3.22 | GB/T 3682.1-2018 B |
Isotactic index, % | ≥94.0 | 96.2 | GB/T 2412-2008 |
Ash (mass fraction), mg/kg | ≤500 | 176 | GB/T 9345.1-2008 A |
Tensile yield stress (σy), MPa | Measured | 34.1 | GB/T 1040.2-200 |
yellow index | ≤4 | -4.0 | HG/T 3862-2006 |
| Haze, % | ≤6 | 1.5 | GB/T 2410-2008 |
| Fisheye (0.8mm), pcs/1520cm^2 | ≤5 | 0 | GB/T 6595-1986 |
Fisheye (0.4mm), pcs/1520cm^2 | ≤30 | 3 | GB/T 6595-1986 |
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