S-Plastics Lexan FL2000 resin isa medium flow specialty polycarbonate (PC) resin for structural foam molding, allowing for various weight reductions at0.24" (6.0mm) wall. This product offers low temperature impact strength and high heat resistance in combination with Lexan FL2000 resinis available in opaque colors only.
| MECHANICAL | Value | Unit | Standard |
| FOAM - MECHANICAL 6.4 mm Wt Reduction | 10 | % | - |
| Tensile Stress, yield, 6.35 mm | 53 | MPa | ASTM D 638 |
| Tensile Strain, break, 6.35 mm | 7.8 | % | ASTM D 638 |
| Tensile Modulus, 6.4 mm | 2300 | MPa | ASTM D 638 |
| Flexural Stress, yield, 6.4 mm | 75 | MPa | ASTM D 790 |
| Flexural Modulus, 6.4 mm | 1930 | MPa | ASTM D 790 |
| IMPACT | Value | Unit | Standard |
| FOAM - IMPACT 6.4 mm Wt Reduction | 10 | % | - |
| Izod Impact, unnotched, 23°C, 6.4mm | 2670 | J/m | ASTM D 4812 |
| Falling Dart Impact, 23°C | 122 | J | S-Plastics Method |
| Instrumented Impact Total Energy, -20°C | 67 | J | ASTM D 3763 |
| Instrumented Impact Total Energy, -40°C | 8 | J | ASTM D 3673 |
| THERMAL | Value | Unit | Standard |
| FOAM - THERMAL 6.4mm Wt Reduction | 10 | % | - |
| HDT, 0.45 MPa, 6.4 mm, unannealed | 137 | °C | ASTM D 648 |
| HDT, 1.82 MPa, 6.4 mm, unannealed | 126 | °C | ASTM D 648 |
| CTE, -40°C to 95°C, flow | 5.58E-05 | 1/°C | ASTM E 831 |
| Specific Heat | 1.18 | J/g-°C | ASTM C 351 |
| 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 |
| PHYSICAL | Value | Unit | Standard |
| FOAM - PHYSICAL 6.4mm Wt Reduction | 10 | % | - |
| Specific Gravity | 1.21 | - | ASTM D 792 |
| Specific Gravity, foam molded | 1.09 | - | ASTM D 792 |
| Water Absorption, 24 hours | 0.13 | % | ASTM D 570 |
| Water Absorption, equilibrium, 23C | 0.34 | % | ASTM D 570 |
| Mold Shrinkage, flow, 6.4 mm | 0.6 - 0.8 | % | S-Plastics Method |
| Melt Flow Rate, 300°C/1.2 kgf | 10.3 | g/10 min | ASTM D 1238 |
| ELECTRICAL | Value | Unit | Standard |
| FOAM - ELECTRICAL 6.4 mm Wt Reduction | 20 | % | - |
| Volume Resistivity | 3.6E+16 | Ohm-cm | ASTM D 257 |
| Surface Resistivity | >1.1E+17 | Ohm | ASTM D 257 |
| Relative Permittivity, 100 Hz | 2.47 | - | ASTM D 150 |
| Relative Permittivity, 1 MHz | 2.68 | - | ASTM D 150 |
| Dissipation Factor, 100 Hz | 0.0037 | - | ASTM D 150 |
| Dissipation Factor, 1 MHz | 0.0039 | - | ASTM D 150 |
| Arc Resistance, Tungsten {PLC} | 6 | PLC Code | ASTM D 495 |
| Hot Wire Ignition {PLC) | 0 | PLC Code | UL 746A |
| High Voltage Arc Track Rate {PLC} | 3 | PLC Code | UL 746A |
| High Ampere Arc Ign, surface {PLC} | 0 | PLC Code | UL 746A |
| Comparative Tracking Index (UL) {PLC} | 4 | PLC Code | UL 746A |
| FLAME CHARACTERISTICS | Value | Unit | Standard |
| FOAM - Flame Class Minimum Density | 0.94 | g/cm³ | - |
| UL Recognized, 94HB Flame Class Rating (3) | 3.91 | mm | UL 94 |
| UL Recognized, 94V-1 Flame Class Rating (3) | 5.99 | mm | UL 94 |
| Oxygen Index (LOI) | 28.2 | % | ASTM D 2863 |
| Source GMD, last updated:08/07/1989 | |||
| Parameter | ||
| Structural Foam Molding | Value | Unit |
| Blowing Agent, Physical System | Nitrogen Gas | - |
| Blowing Agent, Chemical System | FLC298 | - |
| Drying Time (Blowing Agent) | 4 | hrs |
| Drying Temperature (Blowing Agent) | 105 | °C |
| Concentration Range (Blowing Agent) | 3 - 5 | % |
| Recommended Concentration (Blowing Agent) | 1.5 | % |
| Drying Temperature (Resin) | 120 | °C |
| Drying Time (Resin) | 3 - 4 | hrs |
| Drying Time (Resin, Cumulative) | 48 | hrs |
| Melt Temperature | 290 - 310 | °C |
| Nozzle Temperature | 280 - 305 | °C |
| Front Temperature | 295 - 315 | °C |
| Middle Temperature | 295 - 315 | °C |
| Rear Temperature | 240 - 260 | °C |
| Mold Temperature | 70 - 95 | °C |
| Source GMD, last updated:08/07/1989 | ||
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For more information please download the datesheet |
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S-Plastics Lexan FL2000.pdf |
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