LEXAN EXL4412 copolymer is a 20% glass fiber reinforced Polycarbonate Copolymer, medium flow, impact modified, injection moldable grade. EXL4412 is available in opaque colors only and is an excellent candidate for a broad range of applications that require a combination of stiffness and ductility.
All colors are customizable. Refer our ColorXpress tool to check color availability
| PROPERTIES | TYPICAL VALUES | UNITS | TEST METHODS |
|---|---|---|---|
| Dielectric Constant (Dk), 1.1 GHz | 3.11 | - | ASTM ES 7-83 |
| Dissipation Factor (Df), 1.1 GHz | 0.0064 | - | ASTM ES 7-83 |
| Dielectric Constant, 1.9 GHz | 3.13 | - | SABIC method |
| Dissipation Factor, 1.9 GHz | 0.006 | - | SABIC method |
| Dielectric Constant, 5 GHz | 3.14 | - | SABIC method |
| Dissipation Factor, 5 GHz | 0.0051 | - | SABIC method |
| Dielectric Constant, 10 GHz | 3.16 | - | SABIC method |
| Dissipation Factor, 10 GHz | 0.0063 | - | SABIC method |
| PROPERTIES | TYPICAL VALUES | UNITS | TEST METHODS |
|---|---|---|---|
| UL Yellow Card Link | View | - | - |
| UL Recognized, 94V-0 Flame Class Rating | 3 | mm | UL 94 |
| UL Recognized, 94V-1 Flame Class Rating | ≥2 | mm | UL 94 |
| UL Recognized, 94HB Flame Class Rating | ≥0.4 | mm | UL 94 |
| PROPERTIES | TYPICAL VALUES | UNITS | TEST METHODS |
|---|---|---|---|
| Izod Impact, unnotched, 23°C | 700 | J/m | ASTM D4812 |
| Izod Impact, notched, 23°C | 140 | J/m | ASTM D256 |
| Instrumented Dart Impact Total Energy, 23°C | 25 | J | ASTM D3763 |
| Izod Impact, notched 80*10*3 +23°C | 17 | kJ/m² | ISO 180/1A |
| Izod Impact, notched 80*10*3 -30°C | 12 | kJ/m² | ISO 180/1A |
| Charpy 23°C, V-notch Edgew 80*10*3 sp=62mm | 17 | kJ/m² | ISO 179/1eA |
| Charpy -30°C, V-notch Edgew 80*10*3 sp=62mm | 12 | kJ/m² | ISO 179/1eA |
| PROPERTIES | TYPICAL VALUES | UNITS | TEST METHODS |
|---|---|---|---|
| Drying Temperature | 110 | °C | |
| Drying Time | 3 - 6 | Hrs | |
| Maximum Moisture Content | 0.02 | % | |
| Melt Temperature | 285 - 310 | °C | |
| Nozzle Temperature | 285 - 305 | °C | |
| Front - Zone 3 Temperature | 280 - 300 | °C | |
| Middle - Zone 2 Temperature | 270 - 290 | °C | |
| Rear - Zone 1 Temperature | 260 - 280 | °C | |
| Mold Temperature | 80 - 110 | °C | |
| Back Pressure | 0.1 - 0.3 | MPa | |
| Screw Speed | 50 - 90 | rpm |
| PROPERTIES | TYPICAL VALUES | UNITS | TEST METHODS |
|---|---|---|---|
| Tensile Stress, brk, Type I, 5 mm/min | 100 | MPa | ASTM D638 |
| Tensile Strain, brk, Type I, 5 mm/min | 3 | % | ASTM D638 |
| Tensile Modulus, 5 mm/min | 6300 | MPa | ASTM D638 |
| Flexural Stress, yld, 1.3 mm/min, 50 mm span | 160 | MPa | ASTM D790 |
| Flexural Modulus, 1.3 mm/min, 50 mm span | 5800 | MPa | ASTM D790 |
| Tensile Stress, break, 5 mm/min | 110 | MPa | ISO 527 |
| Tensile Strain, break, 5 mm/min | 3 | % | ISO 527 |
| Tensile Modulus, 1 mm/min | 6500 | MPa | ISO 527 |
| Flexural Stress, yield, 2 mm/min | 165 | MPa | ISO 178 |
| Flexural Modulus, 2 mm/min | 5700 | MPa | ISO 178 |
| PROPERTIES | TYPICAL VALUES | UNITS | TEST METHODS |
|---|---|---|---|
| Specific Gravity | 1.33 | - | ASTM D792 |
| Mold Shrinkage, flow, 3.2 mm | 0.2 - 0.3 | % | SABIC method |
| Mold Shrinkage, xflow, 3.2 mm | 0.4 - 0.5 | % | SABIC method |
| Melt Flow Rate, 300°C/1.2 kgf | 11 | g/10 min | ASTM D1238 |
| Density | 1.33 | g/cm³ | ISO 1183 |
| Water Absorption, (23°C/saturated) | 0.1 | % | ISO 62-1 |
| Moisture Absorption (23°C / 50% RH) | 0.03 | % | ISO 62 |
| Melt Volume Rate, MVR at 300°C/1.2 kg | 10 | cm³/10 min | ISO 1133 |
| PROPERTIES | TYPICAL VALUES | UNITS | TEST METHODS |
|---|---|---|---|
| HDT, 0.45 MPa, 3.2 mm, unannealed | 135 | °C | ASTM D648 |
| HDT, 1.82 MPa, 3.2mm, unannealed | 132 | °C | ASTM D648 |
| CTE, -40°C to 40°C, flow | 2.6E-05 | 1/°C | ASTM E831 |
| CTE, -40°C to 40°C, xflow | 6.8E-05 | 1/°C | ASTM E831 |
| Vicat Softening Temp, Rate B/120 | 142 | °C | ISO 306 |
| HDT/Be, 0.45MPa Edgew 120*10*4 sp=100mm | 137 | °C | ISO 75/Be |
| HDT/Ae, 1.8 MPa Edgew 120*10*4 sp=100mm | 133 | °C | ISO 75/Ae |
| Relative Temp Index, Elec | 80 | °C | UL 746B |
| Relative Temp Index, Mech w/impact | 80 | °C | UL 746B |
| Relative Temp Index, Mech w/o impact | 80 | °C | UL 746B |
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