VALOX™ FR PBT 457

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SABIC® PC Resin

Valox FR PBT 457 Flame Retardant Grade

VALOX 457 Polybutylene Terephthalate (PBT) resin is a 6.5% glass fiber reinforced, flame retardant grade. It offers a UL 94 V-0 & 5VA rating, high-performance choice for demanding electrical components.

  • Character: 6.5% glass fiber reinforced, injection moldable grade, UL V0 and 5VA rating
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Key technical data

  • Tensile Strength (Break): 79 MPa
  • Flexural Modulus: 3510 MPa
  • Notched Izod Impact: 32 J/m
  • Heat Deflection Temp (HDT @ 1.82 MPa): 151°C
  • Relative Temp Index (Electrical): 120°C
  • Glow Wire Ignitability (1.0mm): 750°C
  • UL 94 Rating: V-0 (0.71 mm) & 5VA (3.0 mm)
  • Oxygen Index (LOI): 31.5%
  • Volume Resistivity: >5.5E+16 Ω·cm
  • Comparative Tracking Index (CTI): PLC 3
  • Specific Gravity: 1.44
  • Mold Shrinkage, Flow: 0.6 – 0.8%
  • Melt Temperature: 250 – 265 °C
  • Mold Temperature: 65 – 90 °C
  • Drying: 3-4 hours at 120 °C

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Application

  • Circuit Breakers and Housings
  • Electrical Connectors
  • Switches and Relays
  • Power Tool Components
  • Automotive Sensor Housings
  • Coil Bobbins and Motor Components

Features & Benefits

Superior Flame Retardant Performance

This brominated VALOX FR Resin 457 achieves UL 94 V-0 at 0.71mm and 5VA at 3.0mm, ensuring critical safety compliance and reducing fire risks in your electronic devices.

Excellent Electrical Insulation Properties

With high volume resistivity and strong dielectric strength, VALOX 457 reliably prevents electrical leakage and failure, which is essential for components operating in high-voltage environments.

High Heat Resistance & Dimensional Stability

Featuring a Heat Deflection Temperature of 151°C at 1.82 MPa, this PBT resin maintains its shape and integrity under high thermal loads, ensuring long-term product reliability.

VALOX™ FR PBT resin natual color

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