Resin Comparisons

The chart below is useful in determining probable performance of a specific resin. Pacific Packaging has provided this information for use as a general guideline only. It is the customer's ultimate responsibility to do compatibility testing with any container and/or closure they choose. Samples can always be provided to assist the customer in this process. Contact our sales department for more information or for samples.

	PET	HDPE	PVC	LDPE	PP	PS
Clarity	Clear	Hazy Transparent	Clear	Hazy Transparent	Moderate Hazy	Clear
Resin Density	1.35	0.94 - 0.965	1.35	0.91 -0.925	0.89 - 0.91	1.0 - 1.1
Moisture Barrier	Fair to Good	Good to Excellent	Fair	Good	Good to Excellent	Poor to Fair
Rigidity	Moderate to High	Moderate	Moderate to High	Low	Moderate to High	Moderate to High
Oxygen Barrier	Good	Poor	Good	Poor	Poor	Good
Impact Resistance	Good to Excellent	Good to Excellent	Fair to Good	Excellent	Poor to Good	Poor to Good
Heat Resistance	Poor to Fair	Good	Poor to Fair	Fair	Good	Fair
Sunlight Resistance	Good	Fair	Poor to Good	Fair	Fair	Poor to Fair
Cold Resistance	Good	Excellent	Fair	Excellent	Poor to Fair	Poor
Acid Resistance	Fair to Good	Fair to Very Good	Good to Excellent	Fair to Very Good	Fair to Good	Fair to Good
Grease/Oil Resistance	Good	Good	Good	Good	Good	Fair to Good
Scuff Resistance	Poor to Fair	Very Good	Poor to Fair	Very Good	Very Good	Good
Distortion Temperature	125° - 160° F	175° - 180° F	140° - 150° F	180° - 220° F	230° - 260° F	200° - 220° F