| About |
|---|
| LNP* FARADEX* WX94736 is a compound based on PBT resin containing Stainless Steel. Added features of this material include: EMI/RFI Shielding, Electrically Conductive.&& |
| Product Description | |
|---|---|
| Supplier | SABIC |
| Generic | polybutylene terephthalate |
| Material Status | Commercial: Negative |
| Features | Conductive,EMI,RFI |
| Availabilitys | North America |
| Process Methods | Injection Molding |
| Technical Data | |||
|---|---|---|---|
| PHYSICAL | Nominal value | Unit | Test method |
| Density | |||
| — | 1.50 | g/cm³ | ISO 1183 |
| — | 1.51 | g/cm³ | ASTM D792 |
| Shrinkage rate | |||
| MD：24 hrs | 0.80 to 1.0 | % | ASTM D955 |
| TD：24 hrs | 1.0 to 1.2 | % | ASTM D955 |
| TD：24 hrs | 1.1 | % | ISO 294-4 |
| MD：24 hrs | 0.89 | % | ISO 294-4 |
| Water absorption rate | |||
| 24hr，50% RH | 0.10 | % | ASTM D570 |
| MECHANICAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Tensile modulus | |||
| — | 3450 | MPa | ASTM D638 |
| — | 3110 | MPa | ISO 527-1-2 |
| tensile strength | |||
| yield | 53.8 | MPa | ASTM D638 |
| yield | 53.0 | MPa | ISO 527-2 |
| fracture | 53.8 | MPa | ASTM D638 |
| fracture | 53.0 | MPa | ISO 527-2 |
| Tensile strain | |||
| yield | 2.7 | % | ASTM D638 |
| yield | 2.8 | % | ISO 527-2 |
| fracture | 2.8 | % | ASTM D638 |
| fracture | 2.9 | % | ISO 527-2 |
| Bending modulus | |||
| — | 2760 | MPa | ASTM D790 |
| — | 3100 | MPa | ISO 178 |
| bending strength | |||
| — | 55.2 | MPa | ASTM D790 |
| — | 83.0 | MPa | ISO 178 |
| IMPACT | Nominal value | Unit | Test method |
|---|---|---|---|
| Impact strength of cantilever beam notch | |||
| 23℃ | 59 | J/m | ASTM D256 |
| 23℃ | 6.1 | kJ/m² | ISO 180-1A |
| Notched impact strength of cantilever beam | |||
| 23℃ | 610 | J/m | ASTM D4812 |
| 23℃ | 23 | kJ/m² | ISO 180/1U |
| Dart impact equipped with measuring instruments | |||
| 23℃，Energy at Peak Load | 6.20 | J | ASTM D3763 |
| — | 1.90 | J | ISO 6603-2 |
| THERMAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Hot deformation temperature | |||
| 0.45 MPa, unannealed, 3.2 mm | 144 | ℃ | ASTM D648 |
| 0.45 MPa, unannealed, 64 mm span | 147 | ℃ | ISO 75-2/Bf |
| 1.8 MPa, unannealed, 3.2 mm | 99.4 | ℃ | ASTM D648 |
| 1.8 MPa, unannealed, 64 mm span | 123 | ℃ | ISO 75-2/Af |
| Linear coefficient of thermal expansion | |||
| MD：-40~40℃ | 8.3E-5 | 1/℃ | ASTM E831，ISO 11359-2 |
| TD：-40~40℃ | 6.8E-5 | 1/℃ | ASTM E831 |
| TD：-40~40℃ | 6.9E-5 | 1/℃ | ISO 11359-2 |
| Electrical performance | Nominal value | Unit | Test method |
|---|---|---|---|
| Surface resistivity | 2.0 to 6.0 | ohms | ASTM D257 |
| Volume resistivity | 3.0 to 7.0 | ohms·cm | ASTM D257 |
| Process Conditions | |||
|---|---|---|---|
| injection | Nominal value | Unit | Test method |
| Drying temperature | 121 | °C | |
| Drying time | 4.0 | hr | |
| Recommended maximum moisture content | 0.050 | % | |
| Barrel rear temperature | 221 to 232 | °C | |
| Barrel middle temperature | 243 to 254 | °C | |
| Barrel front temperature | 260 to 271 | °C | |
| Processing (melt) temperature | 238 to 266 | °C | |
| Mold temperature | 82 to 99 | °C | |
| Back pressure | 0.172 to 0.344 | MPa | |
| Screw speed | 30 to 60 | rpm | |
| Notes |
|---|
| 1. Typical properties: these are not to be construed as specifications. |
| 2. 2.0 in/min |
| 3. 80*10*4 mm |
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