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VALOX™ Resin 357

VALOX™ Resin 357 by SABIC is unfilled, impact modified, flame-retarded blend of polybutylene terephthalate (PBT) and polycarbonate (PC). It has excellent chemical resistance. It is suitable for processing by injection molding. VALOX™ Resin 357 is used in bobbins, switches and enclosures. Complies with UL-94 (V0/5VA/HB) flame rating.

VALOX™ Resin 357 Properties

Electrical Properties

Value & Unit

Test Condition

Test Method

Volume Resistivity

> 1.2E+16 ohm-cm

ASTM D257

Dielectric Strength

18.5 kV/mm

(At 3.2 mm, In air)

ASTM D149

Dielectric Strength

25.2 kV/mm

(At 1.6 mm, In oil)

ASTM D149

Injection Molding Properties

Value & Unit

Test Condition

Test Method

Drying Temperature

120 °C

Moisture Content

< 0.02 %

Melt Temperature

250 - 265 °C

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VALOX™ Resin 357

VALOX™ Resin 357 Properties

Electrical Properties

VALOX™ Resin 357 Processing Guidelines

Injection Molding Properties