S-Plastics Lexan EXRL0731 resin is a copolycarbonate resin with improved scratch and abrasion resistance. Lexan* EXRL0731 is available in
transparent colors.
| 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 | 38 | % | ISO 527 |
| Tensile Modulus, 1 mm/min | 2660 | MPa | ISO 527 |
| Flexural Stress, yield, 2 mm/min | 113 | MPa | ISO 178 |
| Flexural Modulus, 2 mm/min | 2630 | 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 | 69 | kJ/m² | ISO 180/1U |
| Izod Impact, notched 80*10*3 +23°C | 8 | kJ/m² | ISO 180/1A |
| Izod Impact, notched 80*10*3 -30°C | 6 | kJ/m² | ISO 180/1A |
| Charpy 23°C, V-notch Edgew 80*10*3 sp=62mm | 4 | kJ/m² | ISO 179/1eA |
| Charpy -30°C, V-notch Edgew 80*10*3 sp=62mm | 4 | 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 | 52 | kJ/m² | ISO 179/1eU |
| THERMAL | Value | Unit | Standard |
| Vicat Softening Temp, Rate B/50 | 126 | °C | ISO 306 |
| Vicat Softening Temp, Rate B/120 | 128 | °C | ISO 306 |
| HDT/Af, 1.8 MPa Flatw 80*10*4 sp=64mm | 107 | °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 | 18 | cm³/10 min | ISO 1133 |
| OPTICAL | Value | Unit | Standard |
| Light Transmission, 2.54 mm | 88 | % | ASTM D 1003 |
| Haze, 2.54 mm | <0.8 | % | ASTM D 1003 |
| Refractive Index | 1.584 | - | ASTM D 542 |
| Source GMD, last updated:2009/11/25 | |||
| Parameter | ||
| Injection Molding | Value | Unit |
| Drying Temperature | 110 | °C |
| Drying Time | 3 - 4 | hrs |
| Maximum Moisture Content | 0.02 | % |
| Melt Temperature | 260 - 280 | °C |
| Nozzle Temperature | 250 - 270 | °C |
| Front - Zone 3 Temperature | 260 - 280 | °C |
| Middle - Zone 2 Temperature | 250 - 270 | °C |
| Rear - Zone 1 Temperature | 240 - 260 | °C |
| Hopper Temperature | 40 - 60 | °C |
| Mold Temperature | 60 - 85 | °C |
| Source GMD, last updated:2009/11/25 | ||
For more information please download the datesheet | |
 | S-Plastics Lexan EXRL0731.pdf |
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