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VALOX™ Resin 457

VALOX™ Resin 457 by SABIC is a general purpose flame-retarded, polybutylene terephthalate (PBT) resin reinforced with 6.5% glass fiber. It is suitable for processing by injection molding. It is used in appliance and electrical applications. VALOX™ Resin 457 complies with UL-94 (V0/5VA) flame rating.

VALOX™ Resin 457 Properties

Physical Properties

Value & Unit

Test Condition

Test Method

Linear Mold Shrinkage

0.9 - 1.8 %

(23°C, 50% R.H., 48 h, xFlow, on Tensile Bar)

SABIC Method

Linear Mold Shrinkage

1.1 - 2 %

(23°C, 50% R.H., 48 h, Flow, on Tensile Bar)

SABIC Method

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

50 g/10 min

(50% R.H., 48 h, 265°C, 5 kgf)

ASTM D1238

Injection Properties

Value & Unit

Test Condition

Test Method

Front - Zone 3 Temperature

245 - 265 °C

Hopper Temperature

40 - 60 °C

Nozzle Temperature

240 - 260 °C

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VALOX™ Resin 457

VALOX™ Resin 457 Properties

Physical Properties

VALOX™ Resin 457 Processing Guidelines

Injection Properties