S-Plastics Lexan EXRL0779 resin is a co-polycarbonate resin with improved scratch and abrasion resistance compared to standard polycarbonate.
| TYPICAL PROPERTIES (1) | |||
| MECHANICAL | Value | Unit | Standard |
| Tensile Stress, yield, 50 mm/min | 80 | MPa | ISO 527 |
| Tensile Stress, break, 50 mm/min | 60 | MPa | ISO 527 |
| Tensile Strain, yield, 50 mm/min | 7 | % | ISO 527 |
| Tensile Strain, break, 50 mm/min | 25 | % | ISO 527 |
| Tensile Modulus, 1 mm/min | 2450 | MPa | ISO 527 |
| Flexural Stress, yield, 2 mm/min | 108 | MPa | ISO 178 |
| Flexural Modulus, 2 mm/min | 2450 | MPa | ISO 178 |
| IMPACT | Value | Unit | Standard |
| Izod Impact, unnotched 80*10*3 +23°C | NB | kJ/m² | ISO 180/1U |
| Izod Impact, unnotched 80*10*3 -30°C | 51 | kJ/m² | ISO 180/1U |
| Izod Impact, notched 80*10*3 +23°C | 3 | kJ/m² | ISO 180/1A |
| Izod Impact, notched 80*10*3 -30°C | 2 | kJ/m² | ISO 180/1A |
| Charpy 23°C, V-notch Edgew 80*10*3 sp=62mm | 2 | kJ/m² | ISO 179/1eA |
| Charpy -30°C, V-notch Edgew 80*10*3 sp=62mm | 2 | kJ/m² | ISO 179/1eA |
| Charpy 23°C, Unnotch Edgew 80*10*3 sp=62mm | NB | kJ/m² | ISO 179/1eU |
| Charpy -30°C, Unnotch Edgew 80*10*3 sp=62mm | 47 | kJ/m² | ISO 179/1eU |
| THERMAL | Value | Unit | Standard |
| Vicat Softening Temp, Rate B/50 | 134 | °C | ISO 306 |
| Vicat Softening Temp, Rate B/120 | 136 | °C | ISO 306 |
| HDT/Af, 1.8 MPa Flatw 80*10*4 sp=64mm | 114 | °C | ISO 75/Af |
| PHYSICAL | Value | Unit | Standard |
| Density | 1.17 | g/cm³ | ISO 1183 |
| Melt Volume Rate, MVR at 300°C/1.2 kg | 15 | cm³/10 min | ISO 1133 |
| OPTICAL | Value | Unit | Standard |
| Light Transmission, 2.54 mm | 88 | % | ASTM D 1003 |
| Haze, 2.54 mm | <1 | % | ASTM D 1003 |
| Refractive Index | 1.584 | - | ASTM D 542 |
| Refractive Index | 1.584 | - | ISO 489 |
| Source GMD, last updated:2010/03/04 | |||
| Parameter | ||
| Injection Molding | Value | Unit |
| Drying Temperature | 120 | °C |
| Drying Time | 3 - 4 | hrs |
| Maximum Moisture Content | 0.02 | % |
| Melt Temperature | 295 - 315 | °C |
| Nozzle Temperature | 290 - 310 | °C |
| Front - Zone 3 Temperature | 295 - 315 | °C |
| Middle - Zone 2 Temperature | 280 - 305 | °C |
| Rear - Zone 1 Temperature | 260 - 280 | °C |
| Hopper Temperature | 60 - 80 | °C |
| Mold Temperature | 70 - 95 | °C |
| Source GMD, last updated:2010/03/04 | ||
For more information please download the datesheet | |
 | S-Plastics Lexan EXRL0779.pdf |
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