CPP Metallized Film
Product Introduction:
This film features a bright metallic gloss, excellent gas and light barrier properties, as well as superior moisture resistance and light-blocking performance. It can serve as a substitute for aluminum foil in various applications.
Product Applications:
Widely used in printing and lamination processes, and after lamination, it can be applied to various flexible packaging, food packaging, balloons, toys, and more.
Specifications:
- **Thickness**: Typically 25 μm, customizable based on customer requirements.
Typical Properties:
|
Test Item |
Standard Requirement |
Standard Value |
|
Tensile Strength (MPa) |
|
|
|
- Longitudinal |
VMCPP: ≥35 |
≥35 |
|
- Transverse |
VMCPP: ≥25 |
≥25 |
|
Elongation at Break (%) |
|
|
|
- Longitudinal |
VMCPP: ≥350 |
≥350 |
|
- Transverse |
VMCPP: ≥450 |
≥450 |
|
Heat Shrinkage Rate (%) |
|
|
|
- Longitudinal |
≤5% |
≤6% |
|
Coefficient of Friction |
|
|
|
- Static (non-metallized surface) |
≤0.8 |
≤0.7 |
|
- Dynamic (non-metallized surface) |
≤0.8 |
≤0.7 |
|
Heat Seal Temperature (8N/15mm) |
|
|
|
- Metallized Surface |
8N/15mm
|
110±1°C |
|
Wetting Tension (mN/m) |
|
|
|
- Metallized Surface |
VMCPP: ≥36 |
≥36 |
|
Water Vapor Transmission Rate (WVTR) |
VMCPP: ≤2.5 g/m²·24h |
≤2.5 g/m²·24h |
|
Oxygen Transmission Rate (OTR) |
VMCPP: ≤250 cm³/m²·24h·0.1MPa |
≤250 cm³/m²·24h·0.1MPa |