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Properties of Plastic

HDPE LDPE
PP
PET
PETG
Material High-density Polyethylene Low-density Polyethylene Polypropylene Polyethylene Terephtalate Polyethylene Terephtalate
Clarity Translucent Translucent
Translucent
Clear
Clear
Rigidity/Stiffness Moderate
Low
Moderate to High
Moderate to High
Moderate to High
Impact Resistance
Good to Excellent
Excellent Poor to Good
Good to Excellent
Good

Low Temp. Impact Resistance

Good to Excellent
Excellent Poor to Fair
Fair to Good
Poor

Resistance to Stress Crack

Good to Excellent
Good Good to Excellent
Good to Excellent
Good
Moisture Barrier
Good to Excellent
Good Good to Excellent
Fair to Good
Fair to Good
Oxygen barrier
Poor Poor Poor Good Good
Scuff Resistance Very Good Very Good
Very Good Poor to Fair
Poor to Fair
Acids Resistance Fair to Very Good
Fair to Very Good
Fair to Good
Fair to Good
Fair to Good
Alcohols Resistance
Good Good Good Good Good
Alkalis Resistance
Good to Very Good
Good to Very Good
Very Good
Poor to Fair
Poor to Fair
Mineral Oils Resistance Fair Poor to Fair
Fair Good Good
Solvents Resistance
Poor to Fair
Poor to Fair
Poor to Good
Good Good
Heat Resistance
Good Fair Good Poor to fair
Poor to Fair
Cold Resistance
Excellent Excellent Poor to Fair
Good Good
Resistance to Sunlight Fair Fair
Fair Good
Good

 

*This information is intended as a guide only