S-Plastics Lexan FL900 resin is a Br- & Cl-free flame retardant grade that can be foamed for weight reductions. UL-94 V1 listed at 3.9mm together with good stiffness, heat, creep and impact performance make it suitable for various applications.
MECHANICAL | Value | Unit | Standard |
FOAM - MECHANICAL 6.4 mm Wt Reduction | 10 | % | - |
Tensile Stress, yield, 6.35 mm | 50 | MPa | ASTM D 638 |
Tensile Strain, break, 6.35 mm | 6.2 | % | ASTM D 638 |
Tensile Modulus, 6.4 mm | 2440 | MPa | ASTM D 638 |
Flexural Stress, yield, 6.4 mm | 89 | MPa | ASTM D 790 |
Flexural Modulus, 6.4 mm | 2790 | MPa | ASTM D 790 |
IMPACT | Value | Unit | Standard |
FOAM - IMPACT 6.4 mm Wt Reduction | 10 | % | - |
Izod Impact, unnotched, 23°C | 747 | J/m | ASTM D 4812 |
Falling Dart Impact, 23°C | 51 | J | S-Plastics Method |
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 | 5.04E-05 | 1/°C | ASTM E 831 |
Specific Heat | 1.17 | J/g-°C | ASTM C 351 |
Thermal Conductivity | 0.15 | W/m-°C | ASTM C 177 |
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 | 1.25 | - | ASTM D 792 |
Specific Gravity, foam molded | 1.13 | - | ASTM D 792 |
Water Absorption, 24 hours | 0.16 | % | ASTM D 570 |
Water Absorption, equilibrium, 23C | 0.35 | % | ASTM D 570 |
Mold Shrinkage, flow, 6.4 mm | 0.5 - 0.7 | % | S-Plastics Method |
ELECTRICAL | Value | Unit | Standard |
FOAM - ELECTRICAL 6.4 mm Wt Reduction | 20 | % | - |
Volume Resistivity | 2.5E+17 | Ohm-cm | ASTM D 257 |
Surface Resistivity | >1.1E+17 | Ohm | ASTM D 257 |
Relative Permittivity, 100 Hz | 2.22 | - | ASTM D 150 |
Relative Permittivity, 1 MHz | 2.12 | - | ASTM D 150 |
Dissipation Factor, 100 Hz | 0.0012 | - | ASTM D 150 |
Dissipation Factor, 1 MHz | 0.0061 | - | ASTM D 150 |
Arc Resistance, Tungsten {PLC} | 7 | PLC Code | ASTM D 495 |
High Voltage Arc Track Rate {PLC} | 4 | PLC Code | UL 746A |
Comparative Tracking Index (UL) {PLC} | 3 | PLC Code | UL 746A |
FLAME CHARACTERISTICS | Value | Unit | Standard |
FOAM - Flame Class Minimum Density | 0.75 | g/cm³ | - |
UL Recognized, 94V-2 Flame Class Rating (3) | 1.47 | mm | UL 94 |
UL Recognized, 94V-1 Flame Class Rating (3) | 3.91 | mm | UL 94 |
UL Recognized, 94V-0 Flame Class Rating (3) | 5.99 | mm | UL 94 |
UL Recognized, 94-5VA Rating (3) | 5.99 | mm | UL 94 |
Oxygen Index (LOI) | 40.4 | % | ASTM D 2863 |
Radiant Panel Listing | YES | - | UL Tested |
UV-light, water exposure/immersion | F2 | - | UL 746C |
Source GMD, last updated:08/07/1989 |
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:08/07/1989 |