Materials Matrix

High Temp Low Temp Clarity Moisture Oxygen Microwave
Polypropylene Block Copolymer Good Frozen: Good
Refrigerated: Very Good
Poor Very Good Fair Poor
Amorphous Polyethylene Terephthalate Poor Frozen: Poor
Refrigerated: Good
Very Good Good Fair Poor
Crystalline Polyethylene Terephthalate Very Good Frozen: Very Good
Refrigerated: Very Good
Poor Good Good Good
OPS Oriented Polystyrene Fair Frozen: Poor
Refrigerated: Fair
Very Good Poor Poor Poor
Polystyrene High Impact Fair Frozen: Poor
Refrigerated: Good
Poor Poor Poor Poor
PVC Polyvinyl Chloride Poor Frozen: Good
Refrigerated: Very Good
Good Good Good Poor
POLYPROPYLENE HOMOPOLYMER Good Frozen: Poor
Refrigerated: Good
Fair Very Good Fair Good
POLYPROPYLENE RANDOM Good Frozen: Poor
Refrigerated: Good
Good Very Good Fair Good