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Lupox® SG3180S

Technical Datasheet | Supplied by LG Chem

Lupox® SG3180S is a polybutylene terephthalate and polyethylene terephthalate (PBT+PET) grade by LG Chem, reinforced with 18% mineral. Exhibits minimal moisture absorption, good surface finish, fast crystallization speed and excellent electrical properties. Shows good resistance against water, weak acids and many solvents. Provides slight solubility in strong polar solvent or chlorinated solvents but insolubility in water. Lupox® SG3180S is suitable for processing by injection molding. Used in automotive head lamp bezel applications. Complies with US EPA TSCA.

Lupox® SG3180S Properties

Physical Properties

Value & Unit

Test Condition

Test Method

Linear Mold Shrinkage

0.7 - 1.5 %

ASTM D955

Specific Gravity

1.45

ASTM D792

Water Absorption

0.06 %

(23°C, 24 hr)

ASTM D570

Injection Molding Properties

Value & Unit

Test Condition

Test Method

Drying Temperature

120 °C

Drying Time

4 - 5 hrs

Minimum Moisture Content

0.02 %

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Lupox® SG3180S

Lupox® SG3180S Properties

Physical Properties

Lupox® SG3180S Processing Guidelines

Injection Molding Properties