| Base Film Thickness (excl. emboss) |
μm |
100±5 |
100±3 |
99.6 |
Qualified |
| Emboss Depth |
μm |
25±3 (customizable) |
25±2 |
24.7 |
Qualified |
| Tensile Strength (MD/TD) |
MPa |
≥24/≥22 |
≥26/≥24 |
27.3/25.1 |
Qualified |
| Elongation at Break (MD/TD) |
% |
≥340/≥290 |
≥360/≥310 |
375/322 |
Qualified |
| Heat Seal Strength (120℃, 0.3MPa, 1s) |
N/15mm |
≥12 |
≥14 |
15.4 |
Qualified |
| Surface Tension (corona treated side) |
mN/m |
≥38 |
≥40 |
41.9 |
Qualified |
| Tear Resistance (MD/TD) |
N |
≥17/≥14 |
≥18/≥15 |
19.3/16.2 |
Qualified |
| Moisture Barrier Property (23℃, 85%RH) |
g/(m²·24h) |
≤4.0 |
≤3.5 |
3.3 |
Qualified |
| Oil Resistance (soaked in n-hexane for 24h) |
- |
No obvious swelling, discoloration |
No swelling, discoloration, adhesion |
No swelling, discoloration, adhesion |
Qualified |
| Hardness (Shore D) |
HD |
59±5 |
59±3 |
58.7 |
Qualified |
| Emboss Adhesion |
- |
No texture peeling by tape test |
No texture peeling, color fading by 3M tape test |
No texture peeling, color fading by 3M tape test |
Qualified |
| Weather Resistance (UV aging for 72h) |
- |
No obvious fading, cracking |
Fading grade ≤2, no cracking, deformation |
Fading grade 1, no cracking, deformation |
Qualified |
| Environmental Performance (food contact grade) |
- |
Compliant with GB 4806.7-2016 |
Compliant with GB 4806.7-2016, no peculiar smell, no harmful precipitation |
Compliant with GB 4806.7-2016, no peculiar smell, no harmful precipitation |
Qualified |