High-Adhesion PET Aluminum-Coated Film
Product Introduction:
Utilizing Alubond technology, this film features a high-adhesion aluminum coating with excellent barrier properties, significantly enhancing food aroma and freshness retention while extending shelf life. It also offers superior performance in printing and lamination.
Product Applications:
Widely used in composite packaging for food, pharmaceuticals, cosmetics, and other applications.
Process Structure:
PET / Coated Surface Treatment (Alubond Seed Layer or Coating) / Aluminum Coating.
Specifications:
- Base Material Thickness: 6–80 μm
- Width and Dimensions: Customizable based on customer requirements.
Typical Properties:
|
Test Item |
Test Method |
Unit |
VMPET-GF0 |
VMPET-GF1 |
|
Base Material Thickness |
GB/T 6672 |
μm |
12 |
12 |
|
Aluminum Coating Thickness |
GB/T 15717 |
OD |
2.0 |
2.0 |
|
Density |
GB/T 1033.1 |
g/cm³ |
1.4 |
1.4 |
|
Adhesion of Aluminum Layer |
EAA Test Method |
N/15mm |
2.0 |
3.0 |
|
Wetting Tension (Aluminum-Coated Surface) |
GB/T 14216 |
mN/m |
≥48 |
≥48 |
|
Wetting Tension (Non-Aluminum-Coated Surface) |
GB/T 14216 |
mN/m |
≥40 |
≥40 |
|
Tensile Strength (Longitudinal MD) |
GB/T 1040.3 |
MPa |
≥170 |
≥170 |
|
Tensile Strength (Transverse TD) |
GB/T 1040.3 |
MPa |
≥170 |
≥170 |
|
Elongation at Break (Longitudinal MD) |
GB/T 1040.3 |
% |
≤200 |
≤200 |
|
Elongation at Break (Transverse TD) |
GB/T 1040.3 |
% |
≤200 |
≤200 |
|
Water Vapor Transmission Rate (WVTR) |
ASTM F-1249 |
g/(m²·24h) |
≤1.5 |
≤1.0 |
|
Oxygen Transmission Rate (OTR) |
ASTM D-3985 |
cm³/(m²·24h·0.1MPa) |
≤1.5 |
≤1.0 |