S-Plastics Lexan FL933 resin is Various weight reductions at 0.250" wall. 30% GR. Superior flexural strength and modulus; good tensile strength. UV-stabilized.
| MECHANICAL | Value | Unit | Standard |
| FOAM - MECHANICAL 6.4 mm Wt Reduction | 10 | % | - |
| Tensile Stress, yield, 6.35 mm | 72 | MPa | ASTM D 638 |
| Tensile Strain, break, 6.35 mm | 3 | % | ASTM D 638 |
| Tensile Modulus, 6.4 mm | 6920 | MPa | ASTM D 638 |
| Flexural Stress, yield, 6.4 mm | 127 | MPa | ASTM D 790 |
| Flexural Modulus, 6.4 mm | 6890 | MPa | ASTM D 790 |
| IMPACT | Value | Unit | Standard |
| FOAM - IMPACT 6.4 mm Wt Reduction | 10 | % | - |
| Izod Impact, unnotched, 23°C | 480 | J/m | ASTM D 4812 |
| Falling Dart Impact, 23°C | 40 | J | S-Plastics Method |
| THERMAL | Value | Unit | Standard |
| FOAM - THERMAL 6.4mm Wt Reduction | 10 | % | - |
| HDT, 0.45 MPa, 6.4 mm, unannealed | 143 | °C | ASTM D 648 |
| HDT, 1.82 MPa, 6.4 mm, unannealed | 138 | °C | ASTM D 648 |
| CTE, -40°C to 95°C, flow | 2.16E-05 | 1/°C | ASTM E 831 |
| Specific Heat | 1.04 | J/g-°C | ASTM C 351 |
| Thermal Conductivity | 0.16 | W/m-°C | ASTM C 177 |
| PHYSICAL | Value | Unit | Standard |
| FOAM - PHYSICAL 6.4mm Wt Reduction | 10 | % | - |
| Specific Gravity | 1.43 | - | ASTM D 792 |
| Specific Gravity, foam molded | 1.29 | - | ASTM D 792 |
| Water Absorption, 24 hours | 0.12 | % | ASTM D 570 |
| Water Absorption, equilibrium, 23C | 0.26 | % | ASTM D 570 |
| Mold Shrinkage, flow, 6.4 mm | 0.2 - 0.4 | % | S-Plastics Method |
| ELECTRICAL | Value | Unit | Standard |
| FOAM - ELECTRICAL 6.4 mm Wt Reduction | 20 | % | - |
| Volume Resistivity | 2.4E+17 | Ohm-cm | ASTM D 257 |
| Surface Resistivity | >1.1E+17 | Ohm | ASTM D 257 |
| Relative Permittivity, 100 Hz | 2.7 | - | ASTM D 150 |
| Relative Permittivity, 1 MHz | 2.61 | - | ASTM D 150 |
| Dissipation Factor, 100 Hz | 0.0034 | - | ASTM D 150 |
| Dissipation Factor, 1 MHz | 0.0075 | - | ASTM D 150 |
| FLAME CHARACTERISTICS | Value | Unit | Standard |
| Oxygen Index (LOI) | 40.4 | % | ASTM D 2863 |
| Source GMD, last updated:02/13/1991 | |||
| Parameter | ||
| Structural Foam Molding | Value | Unit |
| Blowing Agent, Physical System | Nitrogen | - |
| Blowing Agent, Chemical System | FLC95 | - |
| 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 - 315 | °C |
| Nozzle Temperature | 270 - 295 | °C |
| Front Temperature | 295 - 310 | °C |
| Middle Temperature | 295 - 310 | °C |
| Rear Temperature | 255 - 265 | °C |
| Mold Temperature | 70 - 95 | °C |
| Source GMD, last updated:02/13/1991 | ||
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For more information please download the datesheet |
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S-Plastics Lexan FL933.pdf |
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