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Plastic Barrier Properties



Key:

Resins:
LDPE - Low Density Polyethylene
HDPE - High Density Polyethylene
PVC - Polyvinyl Chloride
PS - Polystyrene
PC - Polycarbonate
PP - Polypropylene
OPP - Oriented Polypropylene
OPET - Oriented Polyethylene Terephthalate
PETG - Extrustion Grade Polyethylene Terephthalate
PEN - Polyethylene Naphthalate


Density:
G/CC

Gas Trans. - Oxygen Barrier
CC-MIL/100 Sq. In. - 24 HR (lower = better)

Gas Trans - Carbon Dioxide Barrier
CC-MIL/100 Sq. In. - 24 HR (lower = better)

Water Vapor
GM-MIL/100 Sq. In. - 24 HR (lower = better)

Hot Fill Temperature
Degrees Fahrenheit

Process
I=IBM
E=EBM
S=SBM

Ratings
P = Poor
F = Fair
G = Good
E = Excellent


Disclaimer: 
This matrix may only be used as an indication of how different materials relate to each other. Testing and manufacturing conditions can influence the properties of the materials and bottles. Most numbers mentioned in the matrix are under ideal circumstances. Preform design, mold and machine maintenance, resin drying time and different variations of resin can vary the properties drastically.

Download a copy of our Free Plastic Barrier Properties PDF 

Do you have further questions about Barrier Properties?

Contact the Qorpak Customer Care Team to speak with an Account Coordinator! 
(800) 922-7558 / E-mail Us