| About |
|---|
| Celanex 2002-3 is a general purpose, unreinforced polybutylene terephthalate with a good balance of mechanical properties and processability. Celanex 2002-3 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 |
| Availabilitys | North America,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 |
| Water absorption rate | |||
| Equilibrium, 23 ℃, 50% RH | 0.25 | % | ISO 62 |
| MECHANICAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Tensile modulus | 2500 | MPa | ISO 527-2/1A/1 |
| tensile strength | |||
| yield | 60.0 | MPa | ISO 527-2/1A/50 |
| Tensile strain | ISO 527-2/1A/50 | ||
| yield | 4.0 | % | |
| fracture | > 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 | |
| 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 | ISO 180/1A | ||
| -30℃ | 5.5 | kJ/m² | |
| 23℃ | 5.5 | kJ/m² |
| THERMAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Hot deformation temperature | |||
| 0.45 MPa, unannealed | 150 | ℃ | ISO 75-2/B |
| 1.8 MPa, unannealed | 55.0 | ℃ | ISO 75-2/A |
| Vicat Softening Temp | |||
| B50 | 190 | ℃ | ISO 306 |
| Linear coefficient of thermal expansion | ISO 11359-2 | ||
| MD | 1.3E-4 | 1/℃ | |
| TD | 1.2E-4 | 1/℃ |
| 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 | % | |
| 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 | ||
| Notes |
|---|
| 1. Typical properties: these are not to be construed as specifications. |
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