The results of laminating materials together can produce films tailored to provide the ideal pack environment for any application. The following is a short summary of some of the more common types of materials, the benefits they provide, and some indication of their applications.
FRESH MEAT
PET/PE-EVOH-PE
PA/PE
Barrier coated PET/PE
With/without antifog
Excellent gas and moisture barrier, various sealing options available
FRESH FISH
OPA/PE
PA/PE
PET/PE-EVOH-PE
With/without antifog
Excellent gas and moisture barrier, various sealing options available
CHEESE
OPA/PE
PA/PE
Performs very well in vacpacking using a top and base web application or HFFS packing blocks
ETHNIC BREAD
OPA/PE
PET/PE-EVOH-PE
Excellent gas and moisture barrier. EVOH can be added for long life products
SPICES/PULSES
PET/LLDPE
OPP/LLDPE
Excellent strength, can be used for aggressive or powdery spices
INSHELL NUTS
OPP/OPP
PET/PE
OPP/CPP
Good aesthetics, strength and machinability
LIQUIDS i.e.
marinades, sauces, shampoos, solvents
PET/LLDPE
PET/PE-EVOH-PE
PET/FOIL/PE or SURLYN
Film specification depends on how aggressive/viscous the product
BOX WRAPPING i.e.
cigarette packs, cartons, phone cards
High speed OPP
(includes PVDC and acrylic coated OPP)
Superb machine speeds, aesthetics and pack performance
BISCUITS
OPP
PVDC coated OPP
Natureflex NK
Oxygen barrier often needed (PVDC) to prevent rancidity
CRISPS/SNACK FOODS
OPP/OPP
OPP/METOPP
Cost effective material, metallised for barrier