S-Plastics Lexan 4501 resin is High heat resistant polyphthlate carbonate, provides DTUL of 290F at 264 psi.
| TYPICAL PROPERTIES (1) | |||
| MECHANICAL | Value | Unit | Standard |
| Tensile Stress, yld, Type I, 50 mm/min | 65 | MPa | ASTM D 638 |
| Tensile Stress, brk, Type I, 50 mm/min | 71 | MPa | ASTM D 638 |
| Tensile Strain, brk, Type I, 50 mm/min | 122 | % | ASTM D 638 |
| Flexural Stress, yld, 1.3 mm/min, 50 mm span | 95 | MPa | ASTM D 790 |
| Flexural Modulus, 1.3 mm/min, 50 mm span | 2020 | MPa | ASTM D 790 |
| Hardness, Rockwell M | 85 | - | ASTM D 785 |
| Hardness, Rockwell R | 122 | - | ASTM D 785 |
| IMPACT | Value | Unit | Standard |
| Izod Impact, unnotched, 23°C | 3204 | J/m | ASTM D 4812 |
| Izod Impact, notched, 23°C | 640 | J/m | ASTM D 256 |
| Tensile Impact, Type "S" | 577 | kJ/m² | ASTM D 1822 |
| Falling Dart Impact (D 3029), 23°C | 149 | J | ASTM D 3029 |
| THERMAL | Value | Unit | Standard |
| HDT, 1.82 MPa, 3.2mm, unannealed | 143 | °C | ASTM D 648 |
| CTE, -40°C to 95°C, flow | 9.18E-05 | 1/°C | ASTM E 831 |
| Specific Heat | 1.25 | J/g-°C | ASTM C 351 |
| Thermal Conductivity | 0.21 | W/m-°C | ASTM C 177 |
| Relative Temp Index, Elec | 125 | °C | UL 746B |
| Relative Temp Index, Mech w/impact | 125 | °C | UL 746B |
| Relative Temp Index, Mech w/o impact | 125 | °C | UL 746B |
| PHYSICAL | Value | Unit | Standard |
| Specific Gravity | 1.2 | - | ASTM D 792 |
| Specific Volume | 0.83 | cm³/g | ASTM D 792 |
| Density | 1.19 | g/cm³ | ASTM D 792 |
| Water Absorption, 24 hours | 0.16 | % | ASTM D 570 |
| Mold Shrinkage, flow, 3.2 mm | 0.7 - 0.8 | % | S-Plastics Method |
| Melt Flow Rate, 300°C/1.2 kgf | 3 | g/10 min | ASTM D 1238 |
| OPTICAL | Value | Unit | Standard |
| Light Transmission | 85 | % | ASTM D 1003 |
| Haze | 1 | % | ASTM D 1003 |
| Refractive Index | 1.6 | - | ASTM D 542 |
| ELECTRICAL | Value | Unit | Standard |
| Volume Resistivity | >2.6E+16 | Ohm-cm | ASTM D 257 |
| Dielectric Strength, in air, 3.2 mm | 20.2 | kV/mm | ASTM D 149 |
| Relative Permittivity, 50/60 Hz | 3.15 | - | ASTM D 150 |
| Relative Permittivity, 1 MHz | 3 | - | ASTM D 150 |
| Dissipation Factor, 50/60 Hz | 0.0012 | - | ASTM D 150 |
| Dissipation Factor, 100 Hz | 0.024 | - | ASTM D 150 |
| Hot Wire Ignition {PLC) | 2 | PLC Code | UL 746A |
| High Voltage Arc Track Rate {PLC} | 3 | PLC Code | UL 746A |
| High Ampere Arc Ign, surface {PLC} | 4 | PLC Code | UL 746A |
| Comparative Tracking Index (UL) {PLC} | 3 | PLC Code | UL 746A |
| FLAME CHARACTERISTICS | Value | Unit | Standard |
| UL Recognized, 94V-2 Flame Class Rating (3) | 1.47 | mm | UL 94 |
| Source GMD, last updated:01/04/2000 | |||
| Parameter | ||
| Injection Molding | Value | Unit |
| Drying Temperature | 120 | °C |
| Drying Time | 3 - 4 | hrs |
| Drying Time (Cumulative) | 48 | hrs |
| Maximum Moisture Content | 0.02 | % |
| Melt Temperature | 340 - 360 | °C |
| Nozzle Temperature | 330 - 355 | °C |
| Front - Zone 3 Temperature | 340 - 360 | °C |
| Middle - Zone 2 Temperature | 325 - 350 | °C |
| Rear - Zone 1 Temperature | 315 - 340 | °C |
| Mold Temperature | 80 - 115 | °C |
| Back Pressure | 0.3 - 0.7 | MPa |
| Screw Speed | 40 - 70 | rpm |
| Shot to Cylinder Size | 40 - 60 | % |
| Vent Depth | 0.025 - 0.076 | mm |
| Source GMD, last updated:01/04/2000 | ||
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For more information please download the datasheet |
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S-Plastics Lexan 4501.pdf |
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