| About |
|---|
| Celanex 4309AR is a 30% glass reinforced PBT with enhanced resistance to hydrolysis, alkaline environments and salt water spray.&& |
| Product Description | |
|---|---|
| Supplier | Celanese |
| Generic | polybutylene terephthalate |
| Material Status | Commercial: Active |
| Features | Hydrolysis stability,Resistance to salt water/fog |
| Availabilitys | Africa & Middle East ,North America,Latin America,Asia Pacific,Europe |
| Technical Data | |||
|---|---|---|---|
| PHYSICAL | Nominal value | Unit | Test method |
| Density | 1.44 | g/cm³ | ISO 1183 |
| Melt Flow Rate | |||
| 265℃，5.0kg | 13 | g/10min | ISO 1133 |
| Shrinkage rate | |||
| TD | 1.4 to 1.6 | % | |
| MD | 0.30 to 0.60 | % | |
| IMPACT | Nominal value | Unit | Test method |
|---|---|---|---|
| Charpy Notched Impact Strength | |||
| -30℃ | 8.7 | kJ/m² | |
| 23℃ | 10 | kJ/m² | |
| Charpy Unnotch Impact strength | |||
| -30℃ | 50 | kJ/m² | |
| 23℃ | 45 | kJ/m² | |
| Impact strength of cantilever beam notch | |||
| 23℃ | 9.0 | kJ/m² | ISO 180-1A |
| Notched impact strength of cantilever beam | |||
| 23℃ | 40 | kJ/m² | ISO 180/1U |
| THERMAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Hot deformation temperature | |||
| 0.45 MPa, unannealed | 217 | ℃ | ISO 75-2/B |
| 1.8 MPa, unannealed | 191 | ℃ | ISO 75-2/A |
| Linear coefficient of thermal expansion | |||
| MD | 2.3E-5 | 1/℃ | |
| TD | 9.5E-5 | 1/℃ |
| FLAME CHARACTERISTICS | Nominal value | Unit | Test method |
|---|---|---|---|
| 0.80 mm | HB | UL 94 |
| MECHANICAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Rockwell hardness | |||
| M-level | 62 | ISO 2039-2 | |
| Tensile modulus | 8100 | MPa | ISO 527-2/1A |
| tensile strength | |||
| fracture | 100 | MPa | ISO 527-2/1A/5 |
| Tensile strain | |||
| fracture | 3.0 | % | ISO 527-2/1A/5 |
| Bending modulus | |||
| 23℃ | 7600 | MPa | ISO 178 |
| bending strength | |||
| 23℃ | 150 | MPa | ISO 178 |
| Process Conditions | |||
|---|---|---|---|
| injection | Nominal value | Unit | Test method |
| Drying temperature | 121 | °C | |
| Drying time | 4.0 | hr | |
| Recommended maximum moisture content | 0.020 | % | |
| Barrel rear temperature | 230 to 240 | °C | |
| Barrel middle temperature | 235 to 250 | °C | |
| Barrel front temperature | 235 to 250 | °C | |
| Processing (melt) temperature | 235 to 265 | °C | |
| Mold temperature | 65 to 93 | °C | |
| Notes |
|---|
| 1. Typical properties: these are not to be construed as specifications. |
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