The fragrance of various packaging films
Note: A - more than 2 weeks; B - less than 2 weeks; C - less than 1 week; D - less than 1; E - less than 1 hour.
The performance of each individual item in different materials
Heat resistance: AL>PA>PP>HDPE>PAPER.
Cold resistance: AL>PAPER>HDPE>LDPE>EVA>PET>PA>PP.
Puncture resistance: PA> PET> PVC> PP.
Oil resistance: AL>PET>PA>PVDC>PVA>Cellophane>PP.
Asphalt protection: EVOH> PVA> PAN> K coating> PET> PC> PA> PP> PE.
Water resistance: HDPE> LDPE> PP> PET> PA> PVDC.
Water vapor resistance: LCP>EVOH>PVDC>PVA>EVA>PA>PET>PVC.
Heat sealability: Ionic Resin> EMA> MPE> HDPE> LDPE> PP> EVA> PVDC> CPA.
Applicable Packaging Time Comparison of Various Packaging Materials