Engineering Thermoplastics
Impact Modified PBT — Polybutylene Terephthalate, Impact Modified
Impact-modified PBT grades offer a significant improvement in impact resistance and toughness over standard PBT, while retaining its good electrical properties and chemical resistance. These grades are suitable for applications where impact is a concern.
PBT-IMValoxCelanex
Manufacturers
2
Grades
2
Applications
4
Equivalents
2
Physical Properties
- Density
- 1.30-1.35 g/cm³
- Water Absorption (24h)
- 0.1-0.2 %
- Transparency
- Opaque
- Shrinkage
- 0.7-1.2 %
Mechanical Properties
- Young's Modulus
- 2.0-2.5 GPa
- Tensile Strength
- 45-60 MPa
- Elongation at Break
- 30-70 %
- Impact Strength (Izod)
- 30-60 kJ/m
Thermal Properties
- Glass Transition Temperature
- 20-50 °C
- Melting Point
- 220-230 °C
- Continuous Service Temperature
- 90-110 °C
- Heat Deflection Temperature
- 50-80 °C (1.8 MPa)
Electrical Properties
- Dielectric Constant
- 3.0-3.4
- Volume Resistivity
- 10^12-10^14 Ohm-cm
- Dielectric Strength
- 18-25 kV/mm
Chemical Resistance
- Acids
- Good
- Bases
- Fair
- Solvents
- Excellent
- UV Resistance
- Fair
Sustainability
- Recyclability
- Recyclable
- Recycling Code
- 7 (Other)
- Carbon Footprint
- Moderate
Manufacturing compatibility
Injection Molding
Applications
Housings for appliances and electronics
Automotive components
Power tool parts
Hose connectors
Available grades
PBT IM BlackPBT IM Natural