S-Plastics Thermocomp Lexan_SML5750 resin is 50% glass bead and filament reinforced. 270F HDT. Will be commercialized as LGB5030N.
| MECHANICAL | Value | Unit | Standard |
| Tensile Stress, yld, Type I, 5 mm/min | 124 | MPa | ASTM D 638 |
| Tensile Stress, brk, Type I, 5 mm/min | 144 | MPa | ASTM D 638 |
| Tensile Strain, yld, Type I, 5 mm/min | 4.9 | % | ASTM D 638 |
| Tensile Strain, brk, Type I, 5 mm/min | 5 | % | ASTM D 638 |
| Tensile Modulus, 5 mm/min | 11030 | MPa | ASTM D 638 |
| Flexural Stress, brk, 1.3 mm/min, 50 mm span | 178 | MPa | ASTM D 790 |
| Flexural Stress, brk, 2.6 mm/min, 100 mm span | 197 | MPa | ASTM D 790 |
| Flexural Modulus, 1.3 mm/min, 50 mm span | 10820 | MPa | ASTM D 790 |
| Flexural Modulus, 2.6 mm/min, 100 mm span | 10110 | MPa | ASTM D 790 |
| IMPACT | Value | Unit | Standard |
| Izod Impact, unnotched, 23°C | 534 | J/m | ASTM D 4812 |
| Izod Impact, notched, 23°C | 96 | J/m | ASTM D 256 |
| THERMAL | Value | Unit | Standard |
| HDT, 0.45 MPa, 3.2 mm, unannealed | 137 | °C | ASTM D 648 |
| HDT, 1.82 MPa, 3.2mm, unannealed | 132 | °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 |
| Specific Gravity | 1.63 | - | ASTM D 792 |
| FLAME CHARACTERISTICS | Value | Unit | Standard |
| UL Recognized, 94HB Flame Class Rating (3) | 1.49 | mm | UL 94 |
| UL Recognized, 94V-1 Flame Class Rating (3) | 2.99 | mm | UL 94 |
| Source GMD, last updated:12/28/1999 | |||
| 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 | 315 - 340 | °C |
| Nozzle Temperature | 310 - 330 | °C |
| Front - Zone 3 Temperature | 315 - 340 | °C |
| Middle - Zone 2 Temperature | 305 - 325 | °C |
| Rear - Zone 1 Temperature | 295 - 315 | °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:12/28/1999 | ||
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For more information please download the datasheet |
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S-Plastics Thermocomp Lexan_SML5750.pdf |
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