Biaxially oriented polypropylene (BOPP) pearlescent film offers exceptional visual appeal and optical performance, making it an ideal choice for premium packaging applications. The pearlescent effect is achieved through specialized pigments or treatment methods, creating varying levels of opacity to suit different packaging requirements.
| Test Item | Test Method | Unit | Value |
|---|---|---|---|
| Density | GB/T 6343 | g/cm³ | ≤0.7 |
| Thickness | GB/T10003-2008 5-05 | μm | 50 ±5% |
| Width | - | mm | 1000 ±2% |
| Whiteness | GB/T 2913 | % | ≥88 |
| Tensile Strength (MD) | GB/T 1040.3-06 | MPa | ≥75 |
| Tensile Strength (TD) | GB/T 1040.3-06 | MPa | ≥140 |
| Fracture Nominal Strain (MD) | GB/T 1040.3-06 | % | ≤160 |
| Fracture Nominal Strain (TD) | GB/T 1040.3-06 | % | ≤60 |
| Heat Shrinkage (MD) | GB/T 10003-2008 | % | ≤4.0 |
| Heat Shrinkage (TD) | GB/T 10003-2008 | % | ≤2.0 |
| Haze | GB/T 2410-2008 | % | ≤48 |
| Friction Coefficient (Treated Side) | GB/T 10006-88 | uN | ≥0.25, ≤0.4 |
| Friction Coefficient (Non-Treated Side) | GB/T 10006-88 | uN | ≤0.45 |
| Wetting Tension | GB/T 14216-2008 | mN/m | ≥38 |
| Heat Sealing Strength | GB/T 10003-2008 | N/15mm | ≥2.0 |
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