VALOX™ FR PBT 357X

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SABIC® PC Resin

Valox FR PBT 357X Flame Retardant Grade

VALOX™ FR PBT resin 357X is an impact-modified, flame-retardant PBT/PC blend. It offers exceptional chemical resistance and top-tier flammability ratings (UL94 V-0 at 0.75mm & 5VA at 2.5mm), making it ideal for demanding electrical components.

  • Character: unreinforced, impact modified flame retardant, excellent chemical resistance
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Key technical data

  • UL 94 V-0 @ 0.75 mm
  • UL 94 5VA @ 2.5 mm
  • Glow Wire Flammability Index (GWFI): 960°C @ 1.0 mm
  • Tensile Strength at Yield: 50 MPa
  • Flexural Modulus: 2100 MPa
  • Izod Impact, Notched (23°C): 40 kJ/m²
  • HDT @ 0.45 MPa: 130 °C
  • HDT @ 1.82 MPa: 85 °C
  • Vicat Softening Temperature (A/50): 180 °C
  • Comparative Tracking Index (CTI): 200 V
  • Volume Resistivity: >1E+15 Ω·cm
  • Specific Gravity: 1.34
  • Melt Flow Rate (250°C/5.0 kg): 10 g/10 min

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VALOX™ FR Resins 357X Europe TDSDownload

Application

  • Bobbins and Coil Formers
  • Circuit Breakers & Switches
  • Electrical Connectors & Housings
  • Power Distribution Enclosures
  • Sensor Housings

Features & Benefits

Superior Flame Retardancy & Safety

This material achieves UL94 V-0 at just 0.75mm, allowing for the design of thinner, lighter, and more compact components without compromising safety.

Excellent Impact Strength & Durability

With its high notched impact strength, VALOX 357X remains tough and resistant to cracking, even at low temperatures down to -30°C.

Reliable Thermal & Electrical Performance

It maintains structural integrity with a Heat Deflection Temperature (HDT) of 130°C and offers excellent electrical insulation properties.

VALOX™ FR PBT resin natual color

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Advanced Manufacturing

Extruder machine
High-speed mixer machine
Water ring pelletizer
Automatic bagging machine
Vibrating screening machine
Plastic rein material warehouse storage capacity
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