| About |
|---|
| LEXAN EXRL0747 Polycarbonate (PC) resin is a non-filled resin, suitable for injection molding and extrusion. This non-chlorinated, non-brominated flameretardant PC has an UL-94 V0 rating at 1.0 mm / 5VA rating at 3.0mm and is UV stabilized (F1 rating) providing additional weathering capability.EXRL0747 is available in transparent natural colors only. |
| Product Description | |
|---|---|
| Supplier | SABIC |
| Generic | Polycarbonate |
| Material Status | Commercial: Active |
| Features | Weather resistance is good,Halogen free,Flame Characteristics,V-0,5VA |
| Technical Data | |||
|---|---|---|---|
| PHYSICAL | Nominal value | Unit | Test method |
| Density | 1.19 | g/cm³ | ASTM D792 |
| Density | 1.20 | g/cm³ | ISO 1183 |
| Melt Flow Rate | |||
| 300℃，1.20kg | 5.0 | g/10min | ASTM D1238 |
| Melt Volume Rate | |||
| 300℃，1.2 kg | 5.00 | cm³/10min | ISO 1133 |
| Shrinkage rate | |||
| TD：3.2 mm | 0.60 to 0.80 | % | Internal Method |
| MD：3.2 mm | 0.55 to 0.75 | % | Internal Method |
| Water absorption rate | |||
| Saturation, 23 ℃ | 0.14 | % | ISO 62 |
| Equilibrium, 23 ℃, 50% RH | 0.11 | % | ISO 62 |
| Weathering resistance | f1 | UL 746C | |
| MECHANICAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Tensile modulus | 2500 | MPa | ASTM D638 |
| Tensile modulus | 2400 | MPa | ISO 527-1-2 |
| tensile strength | |||
| fracture | 52.0 | MPa | ASTM D638 |
| fracture | 52.0 | MPa | ISO 527-2/50 |
| yield | 67.0 | MPa | ISO 527-2/50 |
| yield | 68.0 | MPa | ASTM D638 |
| Tensile strain | |||
| fracture | 51 | % | ASTM D638 |
| fracture | 23 | % | ISO 527-2/50 |
| yield | 6.0 | % | ASTM D638 |
| yield | 6.0 | % | ISO 527-2/50 |
| Bending modulus | 2500 | MPa | ISO 178 |
| 50 mm span | 2400 | MPa | ASTM D790 |
| bending strength | 103 | MPa | ISO 178 |
| bending strength | |||
| Yield, 50 mm span | 106 | MPa | ASTM D790 |
| IMPACT | Nominal value | Unit | Test method |
|---|---|---|---|
| Charpy Notched Impact Strength | ISO 179/1eA | ||
| -30℃ | 9.0 | kJ/m² | ISO 179/1eA |
| 23℃ | 10 | kJ/m² | ISO 179/1eA |
| Charpy Unnotch Impact strength | ISO 179/1eU | ||
| -30℃ | No Break | ISO 179/1eU | |
| 23℃ | No Break | ISO 179/1eU | |
| Impact strength of cantilever beam notch | ASTM D256 | ||
| -30℃ | 85 | J/m | ASTM D256 |
| 23℃ | 100 | J/m | ASTM D256 |
| Impact strength of cantilever beam notch | ISO 180/1A | ||
| -30℃ | 9.0 | kJ/m² | ISO 180-1A |
| 23℃ | 10 | kJ/m² | ISO 180-1A |
| Impact strength of cantilever beam notch | ASTM D4812 | ||
| -30℃ | No Break | ASTM D4812 | |
| 23℃ | No Break | ASTM D4812 | |
| Notched impact strength of cantilever beam | ISO 180/1U | ||
| -30℃ | No Break | ISO 180/1U | |
| 23℃ | No Break | ISO 180/1U | |
| Dart impact equipped with measuring instruments | |||
| 23℃，Total Energy | 66.0 | J | ASTM D3763 |
| THERMAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Hot deformation temperature | |||
| 1.8 MPa, unannealed, 3.2 mm | 120 | ℃ | ASTM D648 |
| 1.8 MPa, unannealed, 100 mm span | 120 | ℃ | ISO 75-2/Ae |
| 0.45 MPa, unannealed, 3.2 mm | 131 | ℃ | ASTM D648 |
| 0.45 MPa, unannealed, 100 mm span | 131 | ℃ | ISO 75-2/Be |
| Vicat Softening Temp | 136 | ℃ | ASTM D1525 10 |
| Vicat Softening Temp | |||
| B50 | 137 | ℃ | ISO 306 |
| B120 | 139 | ℃ | ISO 306/B120 |
| Linear coefficient of thermal expansion | |||
| TD：23~80℃ | 7.6E-5 | 1/℃ | ISO 11359-2 |
| TD：-40~40℃ | 7.0E-5 | 1/℃ | ASTM E831 |
| MD：23~80℃ | 7.2E-5 | 1/℃ | ISO 11359-2 |
| MD：-40~40℃ | 6.6E-5 | 1/℃ | ASTM E831 |
| Relative temperature index | |||
| Electrical performance | 125 | ℃ | UL 746 |
| Strength mechanical performance | 125 | ℃ | UL 746 |
| Impact mechanical performance | 120 | ℃ | UL 746 |
| Electrical performance | Nominal value | Unit | Test method |
|---|---|---|---|
| Dielectric constant | |||
| 1.10 GHz | 2.79 | ASTM ES7-83 | |
| Dissipation factor | |||
| 1.1 GHz | 5.8E-3 | ASTM ES7-83 |
| FLAME CHARACTERISTICS | Nominal value | Unit | Test method |
|---|---|---|---|
| Flame retardant level | UL 94 | ||
| 0.40 mm | V-2 | UL 94 | |
| 1.00 mm | V-0 | UL 94 | |
| 3.00 mm | 5VA | UL 94 | |
| Glowing wire flammability index | |||
| 1.0 mm | 960 | ℃ | IEC 60695-2-12 |
| Igniting temperature of the hot wire | |||
| 1 mm | 875 | ℃ | IEC 60695-2-13 |
| Extreme oxygen index | 45 | % | ISO 4589-2 |
| optical performance | Nominal value | Unit | Test method |
|---|---|---|---|
| Transmittance | |||
| 2540 µm | > 91.0 | % | ASTM D1003 |
| Process Conditions | |||
|---|---|---|---|
| Injection | Nominal value | Unit | Test method |
| drying temperature | 120 | °C | |
| Drying time | 3.0 to 4.0 | hr | |
| Drying time, maximum | 48 | hr | |
| Recommended maximum moisture content | 0.020 | % | |
| Suggested injection volume | 40 to 60 | % | |
| Temperature at the rear of the barrel | 266 to 288 | °C | |
| Temperature in the middle of the barrel | 277 to 299 | °C | |
| Front temperature of material barrel | 288 to 310 | °C | |
| Nozzle temperature | 282 to 304 | °C | |
| Processing (melt) temperature | 288 to 310 | °C | |
| Mold temperature | 71 to 93 | °C | |
| Back pressure | 0.345 to 0.689 | MPa | |
| Screw speed | 40 to 70 | rpm | |
| Exhaust hole depth | 0.025 to 0.076 | mm | |
| Notes |
|---|
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