| About |
|---|
| Celanex 2002-2 is a general purpose, unreinforced polybutylene terephthalate with a good balance of mechanical properties and processability. Celanex 2002-2 is a medium flow material that contains an internal lubricant.&& |
| Product Description | |
|---|---|
| Supplier | Celanese |
| Generic | polybutylene terephthalate |
| Material Status | Commercial: Active |
| Features | Excellent Processability,Lubricating,Moderate liquidity,HB |
| Availabilitys | Africa & Middle East ,North America,Latin America,Asia Pacific,Europe |
| Technical Data | |||
|---|---|---|---|
| PHYSICAL | Nominal value | Unit | Test method |
| Density | 1.31 | g/cm³ | ASTM D792, ISO 1183 |
| Melt Flow Rate | 20 | g/10min | ASTM D1238 |
| Melt Volume Rate | |||
| 250℃，2.16 kg | 20.0 | cm³/10min | ISO 1133 |
| Shrinkage rate | |||
| MD | 1.8 to 2.0 | % | ASTM D955 |
| MD | 1.8 to 2.0 | % | ISO 294-4 |
| IMPACT | Nominal value | Unit | Test method |
|---|---|---|---|
| Charpy Notched Impact Strength | ISO 179/1eA | ||
| -30℃ | 6.0 | kJ/m² | |
| 23℃ | 6.0 | kJ/m² | |
| Charpy Unnotch Impact strength | ISO 179/1eU | ||
| -30℃ | 190 | kJ/m² | |
| 23℃ | 无断裂 | ||
| Impact strength of cantilever beam notch | |||
| 23℃ | 5.0 | kJ/m² | ISO 180-1A |
| THERMAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Hot deformation temperature | |||
| 0.45 MPa, unannealed | 150 | ℃ | ISO 75-2/B |
| 0.45 MPa, annealed | 160 | ℃ | ASTM D648 |
| 1.8 MPa, unannealed | 55.0 | ℃ | ASTM D648，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, ASTM D3418 |
| Linear coefficient of thermal expansion | ISO 11359-2 | ||
| MD | 1.1E-4 | 1/℃ | |
| TD | 1.3E-4 | 1/℃ |
| Electrical performance | Nominal value | Unit | Test method |
|---|---|---|---|
| Surface resistivity | 1.0E+15 | ohms | IEC 60093 |
| Volume resistivity | |||
| — | 1.0E+16 | ohms·cm | ASTM D257 |
| — | 1.0E+15 | ohms·cm | IEC 60093 |
| Dielectric strength | |||
| — | 17 | kV/mm | ASTM D149 |
| — | 23 | kV/mm | IEC 60243-1 |
| Dielectric constant | |||
| 1 MHz | 3.20 | ASTM D150 | |
| 100 Hz | 4.00 | IEC 60250 | |
| 1 MHz | 3.50 | IEC 60250 | |
| Dissipation factor | IEC 60250 | ||
| 100 Hz | 1.4E-3 | ||
| 1 MHz | 0.022 | ||
| Compared to the leakage tracing index | 600 | V | IEC 60112 |
| FLAME CHARACTERISTICS | Nominal value | Unit | Test method |
|---|---|---|---|
| 0.71 mm | HB | UL 94 | |
| Extreme oxygen index | 22 | % | ISO 4589-2 |
| MECHANICAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Rockwell hardness | |||
| M-level | 78 | ISO 2039-2 | |
| Tensile modulus | |||
| -40℃ | 3100 | MPa | ASTM D638 |
| 23℃ | 3170 | MPa | ASTM D638 |
| 80℃ | 469 | MPa | ASTM D638 |
| 121℃ | 296 | MPa | ASTM D638 |
| — | 2600 | MPa | ISO 527-2/1A/1 |
| tensile strength | |||
| Yield, -40 ℃ | 101 | MPa | ASTM D638 |
| Yield, 0 ℃ | 75.8 | MPa | ASTM D638 |
| Yield, 23 ℃ | 55.8 | MPa | ASTM D638 |
| Yield, 80 ℃ | 24.8 | MPa | ASTM D638 |
| Yield, 121 ℃ | 17.9 | MPa | ASTM D638 |
| yield | 60.0 | MPa | ISO 527-2/1A/50 |
| Fracture, 23 ℃ | 55.8 | MPa | ASTM D638 |
| fracture | 60.0 | MPa | ISO 527-2/1A/50 |
| 50% strain | 30.0 | MPa | ISO 527-2/1A/50 |
| Tensile strain | |||
| Yield, -40 ℃ | 7.2 | % | ASTM D638 |
| Yield, 0 ℃ | 4.4 | % | ASTM D638 |
| Yield, 23 ℃ | 3.2 | % | ASTM D638 |
| Yield, 80 ℃ | 17 | % | ASTM D638 |
| Yield, 121 ℃ | 23 | % | ASTM D638 |
| yield | 4.0 | % | ISO 527-2/1A/50 |
| Fracture, 23 ℃ | 200 | % | ASTM D638 |
| 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 |
| 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 | 20.0 to 50.0 | °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 | 65.0 to 93.0 | °C | |
| Injection speed | 中等偏快 | ||
| 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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