S-Plastics Lexan SD1274 resin is a highly UV stabilised grade which has been developed as a coextrusion product exhibiting a low plate out behaviour and improved outdoor weathering of LEXAN sheet.
| TYPICAL PROPERTIES (1) | |||
| MECHANICAL | Value | Unit | Standard |
| Tensile Stress, yield, 50 mm/min | 63 | 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 | 2350 | MPa | ISO 527 |
| Flexural Stress, yield, 2 mm/min | 90 | MPa | ISO 178 |
| Flexural Modulus, 2 mm/min | 2300 | MPa | ISO 178 |
| THERMAL | Value | Unit | Standard |
| CTE, 23°C to 80°C, flow | 7.E-05 | 1/°C | ISO 11359-2 |
| CTE, 23°C to 80°C, xflow | 7.E-05 | 1/°C | ISO 11359-2 |
| Ball Pressure Test, 75°C +/- 2°C | Passes | - | 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/Bf, 0.45 MPa Flatw 80*10*4 sp=64mm | 130 | °C | ISO 75/Bf |
| HDT/Af, 1.8 MPa Flatw 80*10*4 sp=64mm | 120 | °C | ISO 75/Af |
| PHYSICAL | Value | Unit | Standard |
| Density | 1.2 | g/cm³ | ISO 1183 |
| Water Absorption, (23°C/sat) | 0.35 | % | ISO 62 |
| Moisture Absorption (23°C / 50% RH) | 0.15 | % | ISO 62 |
| Melt Volume Rate, MVR at 300°C/1.2 kg | 10 | cm³/10 min | ISO 1133 |
| Source GMD, last updated:11/19/2004 | |||
| Parameter | ||
| Injection Molding | Value | Unit |
| Drying Temperature | 120 | °C |
| Drying Time | 2 - 4 | hrs |
| Maximum Moisture Content | 0.02 | % |
| Melt Temperature | 290 - 320 | °C |
| Nozzle Temperature | 280 - 310 | °C |
| Front - Zone 3 Temperature | 290 - 320 | °C |
| Middle - Zone 2 Temperature | 280 - 310 | °C |
| Rear - Zone 1 Temperature | 270 - 300 | °C |
| Hopper Temperature | 60 - 80 | °C |
| Mold Temperature | 80 - 120 | °C |
| Source GMD, last updated:11/19/2004 | ||
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For more information please download the datesheet |
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S-Plastics Lexan SD1274.pdf |
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