| About |
|---|
| Celanex 2401MT is an unfilled, medium flow PBT grade for injection molding processing. Celanex 2401MT is a special grade developed for medical industry applications and complies with: CFR 21 (177.1660) of the Food and Drug Administration (FDA) and is listed in the Drug Master File (DMF 10047 (US) / 10033 (EU)) and the Device Master File (MAF 443 (US) / 1078 (EU)) the corresponding EU and national registry regulatory requirements biocompatibility in tests corresponding to USP 23 Class VI/ISO 10993 low residual monomers no animal products&& |
| Product Description | |
|---|---|
| Supplier | Celanese |
| Generic | polybutylene terephthalate |
| Material Status | Commercial: Active |
| Features | Random copolymer,HB |
| Availabilitys | Europe |
| Technical Data | |||
|---|---|---|---|
| PHYSICAL | Nominal value | Unit | Test method |
| Density | 1.31 | g/cm³ | ISO 1183 |
| Melt Volume Rate | |||
| 250℃，2.16 kg | 20.0 | cm³/10min | ISO 1133 |
| Shrinkage rate | |||
| MD | 1.8 to 2.0 | % | ISO 294-4 |
| MECHANICAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Tensile modulus | 2600 | MPa | ISO 527-2/1A/1 |
| tensile strength | |||
| yield | 60.0 | MPa | ISO 527-2/1A/50 |
| 50% strain | 30.0 | MPa | ISO 527-2/1A/50 |
| Tensile strain | |||
| yield | 4.0 | % | ISO 527-2/1A/50 |
| Nominal tensile fracture strain | > 50 | % | ISO 527-2/1A/50 |
| Bending modulus | |||
| 23℃ | 2500 | MPa | ISO 178 |
| bending strength | |||
| 23℃ | 80.0 | MPa | ISO 178 |
| IMPACT | Nominal value | Unit | Test method |
|---|---|---|---|
| Charpy Notched Impact Strength | ISO 179/1eA | ||
| -30℃ | 6.0 | kJ/m² | ISO 179/1eA |
| 23℃ | 6.0 | kJ/m² | ISO 179/1eA |
| Charpy Unnotch Impact strength | ISO 179/1eU | ||
| -30℃ | 190 | kJ/m² | ISO 179/1eU |
| 23℃ | No Break | ISO 179/1eU | |
| Impact strength of cantilever beam notch | |||
| 23℃ | 5.0 | kJ/m² | ISO 180-1A |
| THERMAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Hot deformation temperature | |||
| 1.8 MPa, unannealed | 55.0 | ℃ | ISO 75-2/A |
| 0.45 MPa, unannealed | 150 | ℃ | ISO 75-2/B |
| 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/℃ | ISO 11359-2 |
| 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 | IEC 60250 | ||
| 100 Hz | 4.00 | IEC 60250 | |
| 1 MHz | 3.50 | IEC 60250 | |
| Dissipation factor | IEC 60250 | ||
| 100 Hz | 1.4E-3 | IEC 60250 | |
| 1 MHz | 0.022 | IEC 60250 | |
| Compared to the leakage tracing index | 600 | V | IEC 60112 |
| FLAME CHARACTERISTICS | Nominal value | Unit | Test method |
|---|---|---|---|
| 0.80 mm | HB | UL 94 | |
| Extreme oxygen index | 20 | % | ISO 4589-2 |
| Process Conditions | |||
|---|---|---|---|
| injection | Nominal value | Unit | Test method |
| Drying temperature | 120 to 130 | °C | |
| Drying time | 4.0 | hr | |
| Recommended maximum moisture content | 0.020 | % | |
| Proposed maximum recycled material ratio | 25 | % | |
| Hopper temperature | 20 to 50 | °C | |
| Barrel rear temperature | 230 to 240 | °C | |
| Barrel middle temperature | 235 to 250 | °C | |
| Barrel front temperature | 235 to 250 | °C | |
| Nozzle temperature | 250 to 260 | °C | |
| Processing (melt) temperature | 235 to 260 | °C | |
| Mold temperature | 65 to 93 | °C | |
| Injection speed | Moderate-Fast | ||
| 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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