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Arnite® TV4 261

Technical Datasheet | Supplied by Envalior
Arnite® TV4 261 by Envalior is a polybutylene terephthalate (PBT) grade reinforced with 30% glass fiber. Offers high temperature resistance, toughness, high mechanical and good electrical insulation properties. Exhibits high strength, rigidity and excellent processing characteristics. It is suitable for processing by injection molding. Used in automotive connectors, lamp holders and lighting housings. Arnite® TV4 261 complies with UL 94 HB flame rating.
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Arnite® TV4 261
Technical Datasheet | Supplied by Envalior
REQUEST A SAMPLE ORIGINAL DATASHEET CONTACT SUPPLIER
Product Type
Polyester > PBT
Physical Form
Pellets
Product Status
COMMERCIAL
Geographical Availability
Central and Eastern Europe, North America, South and Central America, Western Europe, Asia / Pacific, Africa, Middle East and Central Asia
Applications/ Recommended for
  • Automotive > Lighting - Housings
  • Automotive >> Airbag ignition sensor Automotive >> Ignition Cap
  • Injection molding - thermoplastics
Labels/Agency Rating
UL 94 HB
Key Features
  • Electrically Insulating
  • Filled, Glass Fiber
  • Processability, Good
  • Rigidity, High
  • Strength, High
  • Toughness, Good

Arnite® TV4 261 Properties

Physical Properties

Value & Unit
Test Condition
Test Method
Linear Mold Shrinkage
1.2 %
ISO 294-4
Linear Mold Shrinkage, Flow
0.33 %
ISO 294-4
Melt-Volume Flow Rate
18 cm³/10min
(At 250°C, 2.16 kg) 
ISO 1133

Arnite® TV4 261 Processing Guidelines

Injection Properties

Value & Unit
Test Condition
Test Method
Melt Residence Time (MRT)
6 min
Volumetric Compression Ratio
2.5
Dew Point
-20 - -30 °C

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