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Lumiloy® GN2258FH

Technical Datasheet | Supplied by LG Chem

Lumiloy® GN2258FH is a flame retardant polyphenylene ether and polystyrene alloy by LG Chem, reinforced with glass fiber. Exhibits high strength, low specific gravity, excellent dimensional stability and excellent hydrolysis resistance. Shows high modulus, low mold shrinkage, low water absorption, low creep behavior and excellent electrical properties. Lumiloy® GN2258FH is suitable for processing by injection molding. Used in electric and electronic parts. Complies with UL 94 V-0 flame rating.

Lumiloy® GN2258FH Properties

Physical Properties

Value & Unit

Test Condition

Test Method

Specific Gravity

1.3

ASTM D792

Linear Mold Shrinkage, Flow

0.1 - 0.2 %

(3.0 mm)

ASTM D955

Melt Mass-Flow Rate (MFR or MFI = Melt Flow Index or MI = Melt Index)

33 g/10 min

(280°C/5 kg)

ASTM D1238

Injection Molding Properties

Value & Unit

Test Condition

Test Method

Drying Temperature

80 - 100 °C

Drying Time

4 - 5 hrs

Maximum Moisture Content

0.03 %

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Lumiloy® GN2258FH

Lumiloy® GN2258FH Properties

Physical Properties

Lumiloy® GN2258FH Processing Guidelines

Injection Molding Properties