| About |
|---|
| LEXAN™ BFL4000U resin LEXAN BFL4000U Polycarbonate resin is an injection moldable grade. It contains non-brominated, non-chlorinated flame retardant systems with UL-94 V0 rating and good impact/flow balance. Designed for high light reflectance and light shielding applications with good UV weathering capability.&& |
| Product Description | |
|---|---|
| Supplier | SABIC |
| Generic | Polycarbonate |
| Material Status | Commercial: Active |
| Features | Weather resistance is good,High impact resistance,Good liquidity,Halogen free,Flame Characteristics,V-0 |
| Availabilitys | North America,Asia Pacific,Europe |
| Process Methods | Injection Molding |
| Technical Data | |||
|---|---|---|---|
| PHYSICAL | Nominal value | Unit | Test method |
| Density | 1.38 | g/cm³ | ASTM D792 |
| Density | 1.38 | g/cm³ | ISO 1183 |
| Melt Flow Rate | |||
| 300℃，1.20kg | 24 | g/10min | ASTM D1238 |
| Melt Volume Rate | |||
| 300℃，1.2 kg | 22.0 | cm³/10min | ISO 1133 |
| Shrinkage rate | |||
| MD：3.2 mm | 0.50 to 0.70 | % | Internal Method |
| Water absorption rate | |||
| Saturation, 23 ℃ | 0.35 | % | ISO 62 |
| Equilibrium, 23 ℃, 50% RH | 0.15 | % | ISO 62 |
| MECHANICAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Tensile modulus | 2240 | MPa | ASTM D638 |
| Tensile modulus | 2040 | MPa | ISO 527-1-2 |
| tensile strength | |||
| fracture | 47.0 | MPa | ASTM D638 |
| fracture | 44.0 | MPa | ISO 527-2/5 |
| yield | 54.0 | MPa | ASTM D638 |
| yield | 50.0 | MPa | ISO 527-2/5 |
| Tensile strain | |||
| fracture | 56 | % | ASTM D638 |
| fracture | 74 | % | ISO 527-2/5 |
| yield | 5.0 | % | ASTM D638 |
| yield | 6.0 | % | ISO 527-2/5 |
| Bending modulus | 2170 | MPa | ISO 178 |
| 50 mm span | 2050 | MPa | ASTM D790 |
| bending strength | 83.0 | MPa | ISO 178 |
| bending strength | |||
| Yield, 50 mm span | 90.0 | MPa | ASTM D790 |
| IMPACT | Nominal value | Unit | Test method |
|---|---|---|---|
| Charpy Notched Impact Strength | |||
| 23℃ | 30 | kJ/m² | ISO 179/1eA |
| Impact strength of cantilever beam notch | ASTM D256 | ||
| -30℃ | 240 | J/m | ASTM D256 |
| 23℃ | 470 | J/m | ASTM D256 |
| Impact strength of cantilever beam notch | ISO 180/1A | ||
| -30℃ | 20 | kJ/m² | ISO 180-1A |
| 23℃ | 30 | kJ/m² | ISO 180-1A |
| Dart impact equipped with measuring instruments | |||
| 23℃，Total Energy | 68.0 | J | ASTM D3763 |
| THERMAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Hot deformation temperature | ASTM D648 | ||
| 1.8 MPa, annealed, 3.2 mm | 115 | ℃ | ASTM D648 |
| 1.8 MPa, unannealed, 64 mm span | 115 | ℃ | ISO 75-2/Af |
| 1.8 MPa, unannealed, 6.4 mm | 124 | ℃ | ASTM D648 |
| 0.45 MPa, unannealed, 64 mm span | 130 | ℃ | ISO 75-2/Bf |
| 0.45 MPa, unannealed, 3.2 mm | 131 | ℃ | ASTM D648 |
| 0.45 MPa, unannealed, 6.4 mm | 134 | ℃ | ASTM D648 |
| 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：-40~40℃ | 7.5E-5 | 1/℃ | ISO 11359-2 |
| TD：-40~40℃ | 7.5E-5 | 1/℃ | ASTM E831 |
| MD：-40~40℃ | 7.5E-5 | 1/℃ | ISO 11359-2 |
| MD：-40~40℃ | 7.5E-5 | 1/℃ | ASTM E831 |
| FLAME CHARACTERISTICS | Nominal value | Unit | Test method |
|---|---|---|---|
| Flame retardant level | |||
| 1.50 mm | V-0 | UL 94 |
| Process Conditions | |||
|---|---|---|---|
| injection | Nominal value | Unit | Test method |
| Drying temperature | 121 | °C | |
| Drying time | 3.0 to 4.0 | hr | |
| Drying time, maximum | 48 | hr | |
| Recommended maximum moisture content | 0.020 | % | |
| Recommended injection volume | 40 to 60 | % | |
| Barrel rear temperature | 249 to 271 | °C | |
| Barrel middle temperature | 260 to 282 | °C | |
| Barrel front temperature | 271 to 293 | °C | |
| Nozzle temperature | 266 to 288 | °C | |
| Processing (melt) temperature | 271 to 293 | °C | |
| Mold temperature | 71 to 93 | °C | |
| Back pressure | 0.345 to 0.689 | MPa | |
| Screw speed | 40 to 70 | rpm | |
| Vent depth | 0.025 to 0.076 | mm | |
| Notes |
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