| About |
|---|
| Celanex 2000FC is an unreinforced polybutylene terephthalate (PBT) with a good balance of mechanical properties and processability for use in food contact applications. Celanex 2000FC is a high flow material suitable for homogenous and bicomponent spunbond fiber applications as well as injection molding applications with food contact compliance.&& |
| Product Description | |
|---|---|
| Supplier | Celanese |
| Generic | polybutylene terephthalate |
| Material Status | Commercial: Active |
| Features | High liquidity,Food contact compliance |
| Availabilitys | Europe |
| Process Methods | Injection Molding |
| Technical Data | |||
|---|---|---|---|
| PHYSICAL | Nominal value | Unit | Test method |
| Density | 1.31 | g/cm³ | ISO 1183 |
| Melt Volume Rate | |||
| 250℃，2.16 kg | 65.0 | cm³/10min | ISO 1133 |
| Water absorption rate | |||
| Saturation, 23 ℃ | 0.45 | % | |
| Equilibrium, 23 ℃, 50% RH | 0.25 | % | |
| IMPACT | Nominal value | Unit | Test method |
|---|---|---|---|
| Charpy Notched Impact Strength | |||
| -30℃ | 3.5 | kJ/m² | |
| 23℃ | 4.0 | kJ/m² | |
| Charpy Unnotch Impact strength | |||
| -30℃ | 90 | kJ/m² | |
| 23℃ | 100 | kJ/m² | |
| Impact strength of cantilever beam notch | |||
| 23℃ | 3.2 | kJ/m² | ISO 180-1A |
| THERMAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Hot deformation temperature | |||
| 0.45 MPa, unannealed | 155 | ℃ | ISO 75-2/B |
| 1.8 MPa, unannealed | 55.0 | ℃ | ISO 75-2/A |
| Glass transition temperature | 60.0 | ℃ | ISO 11357-2 |
| Vicat Softening Temp | |||
| B50 | 190 | ℃ | ISO 306 |
| Melting temperature | 225 | ℃ | ISO 11357-3 |
| Linear coefficient of thermal expansion | |||
| MD | 1.1E-4 | 1/℃ | |
| TD | 8.6E-5 | 1/℃ |
| Electrical performance | Nominal value | Unit | Test method |
|---|---|---|---|
| Surface resistivity | > 1.0E+15 | ohms | IEC 60093 |
| Volume resistivity | > 1.0E+15 | ohms·cm | IEC 60093 |
| Dielectric strength | 23 | kV/mm | IEC 60243-1 |
| Relative permittivity | |||
| 100 Hz | 4.00 | ||
| 1 MHz | 3.50 | ||
| Dissipation factor | |||
| 100 Hz | 1.5E-3 | ||
| 1 MHz | 0.020 | ||
| Compared to the leakage tracing index | 600 | V | IEC 60112 |
| FLAME CHARACTERISTICS | Nominal value | Unit | Test method |
|---|---|---|---|
| Extreme oxygen index | 22 | % | ISO 4589-2 |
| MECHANICAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Rockwell hardness | |||
| M-level | 75 | ASTM D785 | |
| Tensile modulus | 2700 | MPa | ISO 527-2/1A |
| tensile strength | |||
| yield | 60.0 | MPa | ISO 527-2/1A/50 |
| Tensile strain | |||
| yield | 4.0 | % | |
| fracture | 30 | % | |
| Nominal tensile fracture strain | 30 | % | ISO 527-2/1A/50 |
| Bending modulus | |||
| 23℃ | 2600 | MPa | ISO 178 |
| bending strength | |||
| 23℃ | 85.0 | MPa | ISO 178 |
| Process Conditions | |||
|---|---|---|---|
| injection | Nominal value | Unit | Test method |
| Drying temperature | 121 | °C | |
| Drying time | 4.0 to 6.0 | hr | |
| Recommended maximum moisture content | 0.020 | % | |
| Barrel rear temperature | 230 to 240 | °C | |
| Barrel middle temperature | 235 to 250 | °C | |
| Barrel front temperature | 240 to 260 | °C | |
| Nozzle temperature | 250 to 260 | °C | |
| Processing (melt) temperature | 235 to 260 | °C | |
| Mold temperature | 65 to 93 | °C | |
| Injection speed | 快速 | ||
| Back pressure | 0.00 to 0.345 | MPa | |
| Notes |
|---|
| 1. Typical properties: these are not to be construed as specifications. |
| 2. 10°C/min |
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