Sustadur® PBT - ASTM
PBT
Characteristics
- Low moisture absorption
- Good impact strength
- Good sliding properties
- high tensile strength and stiffness
- Good machinability
- good adhesive properties
- good weldability
- Good thermal stability
- Good wear resistance
Technical Specifications Sustadur® PBT - ASTM
| Test Method | Unit | Guideline Value | |
|---|---|---|---|
| Density | ASTM D792 | g / cm3 | 1.31 |
| Water Absorption 24 hours | ASTM D570 | % | 0.25 |
| Water Absorption Saturation | ASTM D570 | % | 0.4 |
| Test Method | Unit | Guideline Value | |
|---|---|---|---|
| Tensile Strength at yield 73°F | ASTM D638 | psi | 8000 |
| Tensile Modulus | ASTM D638 | psi | 425000 |
| Elongation at Break | ASTM D638 | % | 30 |
| Flexural Strength | ASTM D790 | psi | 14000 |
| Flexural Modulus | ASTM D790 | psi | 425000 |
| Rockwell Hardness | ASTM D785 | 72 | |
| Izod Impact, Notched | ASTM D256 | ft-lb/in | 0.6 |
| Test Method | Unit | Guideline Value | |
|---|---|---|---|
| Thermal Conductivity | in/hr/ft2 /°F | 1.4 | |
| Coefficient of Linear Thermal Expansion | ASTM D696 | in/in/°F x10-5 | 4.0 |
| Melting Point | ASTM D789 | °F | 430 |
| Continuous Service Temperature, Air | °F | 230 | |
| Deflection Temperature at 1.8Mpa (264psi) | ASTM D648 | °F | 175 |
| Deflection Temperature at 1.8Mpa (66psi) | ASTM D648 | °F | 320 |
| Flammability, UL94 | 1/8 inch | HB |
| Test Method | Unit | Guideline Value | |
|---|---|---|---|
| Dielectric constant | ASTM D150 | 1MHz | 3 |
| Dielectric strength | ASTM D149 | V/mil | 400 |
| Surface resistivity | ASTM D257 | Ω/cm | >1013 |
| Test Method | Unit | Guideline Value | |
|---|---|---|---|
| FDA | Yes | ||
| NSF | No | ||
| USDA | Yes |
