S-Plastics LEXAN SLX2271T is based on Polycarbonate (PC) copolymer resin. It is an injection moldable, weatherable product that offers enhanced UV stabilization.
This medium flow (17 MFR) resin provides good processability with added mold release. Targeted for potential paint elimination through a wide range of high gloss opaque colors. Also available in transparent or tints. SLX2271T is targeted for broad range of automotive, building and construction, electrical,consumer and electronics applications.
| PROPERTIES | TYPICAL VALUES | UNITS | TEST METHODS |
| (1) MECHANICAL |
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| Tensile Stress, yld, Type I, 50 mm/min | 65 | MPa | ASTM D638 |
| Tensile Stress, brk, Type I, 50 mm/min | 67 | MPa | ASTM D638 |
| Tensile Strain, yld, Type I, 50 mm/min | 6 | % | ASTM D638 |
| Tensile Strain, brk, Type I, 50 mm/min | >100 | % | ASTM D638 |
| Tensile Modulus, 50 mm/min | 2400 | MPa | ASTM D638 |
| Flexural Stress, yld, 1.3 mm/min, 50 mm span | 96 | MPa | ASTM D790 |
| Flexural Modulus, 1.3 mm/min, 50 mm span | 2450 | MPa | ASTM D790 |
| Tensile Stress, yield, 50 mm/min | 67 | MPa | ISO 527 |
| Tensile Stress, break, 50 mm/min | 70 | MPa | ISO 527 |
| Tensile Strain, yield, 50 mm/min | 6 | % | ISO 527 |
| Tensile Strain, break, 50 mm/min | >100 | % | ISO 527 |
| Tensile Modulus, 1 mm/min | 2300 | MPa | ISO 527 |
| Flexural Stress, yield, 2 mm/min | 96 | MPa | ISO 178 |
| Flexural Modulus, 2 mm/min | 2450 | MPa | ISO 178 |
| (1) IMPACT |
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| Izod Impact, notched, 23°C | 780 | J/m | ASTM D256 |
| Izod Impact, notched, -30°C | 130 | J/m | ASTM D256 |
| (2) Instrumented Dart Impact Total Energy, 23°C |
80 | J | ASTM D3763 |
| © Izod Impact, unnotched 80*10*3 +23°C2022 Copyright by S-Plastics. All rights reserved | NB | kJ/m² | ISO 180/1U |
| Izod Impact, notched 80*10*3 +23°C | 65 | kJ/m² | ISO 180/1A |
| Izod Impact, notched 80*10*3 -30°C | 10 | kJ/m² | ISO 180/1A |
| Izod Impact, notched 80*10*4 +23°C | 12 | kJ/m² | ISO 180/1A |
| Charpy 23°C, Unnotch Edgew 80*10*3 sp=62mm | NB | kJ/m² | ISO 179/1eU |
| Charpy 23°C, V-notch Edgew 80*10*3 sp=62mm | 65 | kJ/m² | ISO 179/1eA |
| Charpy -30°C, V-notch Edgew 80*10*3 sp=62mm | 15 | kJ/m² | ISO 179/1eA |
| Charpy 23°C, V-notch Edgew 80*10*4 sp=62mm | 17 | kJ/m² | ISO 179/1eA |
| (1) THERMAL |
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| Vicat Softening Temp, Rate B/50 | 139 | °C | ASTM D1525 |
| HDT, 1.82 MPa, 3.2mm, unannealed | 124 | °C | ASTM D648 |
| CTE, -40°C to 40°C, flow | 7.E-05 | 1/°C | ASTM E831 |
| CTE, -40°C to 40°C, xflow | 7.E-05 | 1/°C | ASTM E831 |
| CTE, -40°C to 40°C, flow | 7.E-05 | 1/°C | ISO 11359-2 |
| CTE, -40°C to 40°C, xflow | 7.E-05 | 1/°C | ISO 11359-2 |
| Ball Pressure Test, 125°C +/- 2°C | PASS | - | IEC 60695-10-2 |
| Vicat Softening Temp, Rate B/50 | 139 | °C | ISO 306 |
| Vicat Softening Temp, Rate B/120 | 140 | °C | ISO 306 |
| HDT/Af, 1.8 MPa Flatw 80*10*4 sp=64mm | 124 | °C | ISO 75/Af |
| Specific Gravity | 1.2 | - | ASTM D792 |
| (4) Mold Shrinkage, flow, 3.2 mm |
0.5 – 0.7 | % | S-Plastics method |
| Melt Flow Rate, 300°C/1.2 kgf | 17.5 | g/10 min | ASTM D1238 |
| Density | 1.2 | g/cm³ | ISO 1183 |
| Water Absorption, (23°C/saturated) | 0.35 | % | ISO 62-1 |
| Moisture Absorption (23°C / 50% RH) | 0.15 | % | ISO 62 |
| Melt Volume Rate, MVR at 300°C/1.2 kg | 16 | cm³/10 min | ISO 1133 |
| OPTICAL | |||
| Light Transmission, 2.54 mm | 89 | % | ASTM D1003 |
| Haze, 2.54 mm | 0.6 | % | ASTM D1003 |
| Refractive Index | 1.59 | - | ISO 489 |
| (3) FLAME CHARACTERISTICS |
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| UL Yellow Card Link | E121562-101882449 | - | - |
| UL Yellow Card Link 2 | E207780-100462317 | - | - |
| UL Yellow Card Link 3 | E45329-600334 | - | - |
| UL Recognized, 94V-2 Flame Class Rating | ≥1 | mm | UL 94 |
Processing
| Drying Temperature | 120 | °C |
| Drying Time | 2 – 4 | Hrs |
| Maximum Moisture Content | 0.02 | % |
| Melt Temperature | 280 – 310 | °C |
| Nozzle Temperature | 270 – 290 | °C |
| Front - Zone 3 Temperature | 280 – 310 | °C |
| Middle - Zone 2 Temperature | 270 – 290 | °C |
| Rear - Zone 1 Temperature | 260 – 280 | °C |
| Hopper Temperature | 60 – 80 | °C |
| Mold Temperature | 80 – 110 | °C |
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For more information please download the datesheet |
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S-Plastics LEXAN SLX2271T.pdf |
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