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OPS: ORIENTED POLYSTYRENE

CHARACTERISTICS

SHEET

Superior clarity, sparkle & gloss

Has excellent stiffness; good candidate for downgauging

Limited taste/odor transfer

Good strength and durability

Versatility

Recyclable

Kosher, FDA grades; complies to CFR 21 #177.1640

Excellent processability & yields

PROCESS & PERFORMANCE PROPERTIES

Gauge range 6.5 to 25 mils

Density 1.05 gms/cm3

Light Transmission 92%

Shrinkage 0.005" per inch of width

Tensile Strength at Yield 8,000 – 12,000 psi

Ultimate Elongation 30 – 50%

Flexural Modulus 420,000 – 475,000 psi

Typical Temperature Range 20°F to 170°F

Formability: Good to Excellent

 

BARRIER PROPERTIES

Water Vapor: Fair to Good
Gas: Fair to Good

CHEMICAL RESISTANCE

Acids: Good to Excellent

Strong Oxidizing Agents: Poor

Alkalis: Excellent

Hydrocarbon Solvents: Poor

Alcohols: Good

Colors: Clear, White, Brown, Black or Custom

NOTE: Characteristics and properties listed are for general comparison only. Each application requires planning and testing to ensure desired performance

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