S-Plastics Lexan ML5787 resin is Foamable LEXAN grade, various weight reductions at 0.250" wall thickness. Improved wear resistance and toughness.
| 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 |
| Flexural Stress, yield, 6.4 mm | 82 | MPa | ASTM D 790 |
| Flexural Modulus, 6.4 mm | 2060 | MPa | ASTM D 790 |
| IMPACT | Value | Unit | Standard |
| FOAM - IMPACT 6.4 mm Wt Reduction | 10 | % | - |
| Izod Impact, unnotched, 23°C | 2670 | J/m | ASTM D 4812 |
| Instrumented Impact Energy @ peak, 23°C | 61 | J | ASTM D 3763 |
| 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 |
| 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 | 1.2 | - | ASTM D 792 |
| Specific Gravity, foam molded | 1.08 | - | ASTM D 792 |
| Water Absorption, 24 hours | 0.12 | % | ASTM D 570 |
| Water Absorption, equilibrium, 23C | 0.32 | % | ASTM D 570 |
| Mold Shrinkage, flow, 6.4 mm | 0.6 - 0.8 | % | S-Plastics Method |
| Melt Flow Rate, 300°C/1.2 kgf | 14 | g/10 min | ASTM D 1238 |
| ELECTRICAL | Value | Unit | Standard |
| Arc Resistance, Tungsten {PLC} | 6 | PLC Code | ASTM D 495 |
| 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} | 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 | 1.17 | g/cm³ | - |
| UL Recognized, 94V-2 Flame Class Rating (3) | 1.47 | mm | UL 94 |
| UL Recognized, 94V-0 Flame Class Rating (3) | 2.99 | mm | UL 94 |
| Source GMD, last updated:08/11/1994 | |||
| 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:08/11/1994 | ||
| THESE PROPERTY VALUES ARE NOT INTENDED FOR SPECIFICATION PURPOSES. | ||
| PLEASE CHECK WITH YOUR (LOCAL SALES OFFICE) FOR AVAILABILITY IN YOUR REGION | ||
| (1) Typical values only. Variations within normal tolerances are possible for various colors. All values are measured after at least 48 hours storage at 23°C/50% relative humidity. All properties, except the melt volume and melt flow rates, are measured on injection molded samples. All samples tested under ISO test standards are prepared according to ISO 294. |
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| (2) Only typical data for selection purposes. Not to be used for part or tool design. | ||
| (3) This rating is not intended to reflect hazards presented by this or any other material under actual fire conditions. | ||
| (4) Internal measurements according to UL standards. | ||
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For more information please download the datesheet |
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S-Plastics Lexan ML5787.pdf |
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