
Valox FR PBT V3900WX Flame Retardant Grade
VALOX™ FR Resin V3900WX is a flame-retardant PBT compound engineered for demanding outdoor applications. It offers superior UV stability, excellent impact strength, and chemical resistance, achieving a UL94 V-0 rating at just 1.5mm. This material is the ideal choice for durable, safe, and long-lasting exterior enclosures.
- Character: unreinforced, UV stabilized, weatherable, impact modified flame retardant
Key technical data
- Flame Ratings: UL 94 V-0 @ 1.5mm; UL 94 5VA @ 3.0mm
- Weatherability: UL 746C F1 Rating
- Relative Temp Index (Electrical & Mechanical): 120°C
- Impact Strength (Izod Notched, 23°C): 800 J/m (ASTM D256)
- Tensile Strength at Yield: 51 MPa (ISO 527)
- Heat Deflection Temp (HDT @ 1.82 MPa): 96°C
- Specific Gravity / Density: 1.3
- Mold Shrinkage (Flow): 0.7 – 1.0%
- Ball Pressure Test (125°C): Passes
Application
- Outdoor Electronic Enclosures
- Telecommunications Housings
- Power Tool Housings
- Automotive Exterior Components
- Industrial Control Boxes
Features & Benefits

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Advanced Manufacturing






