S-Plastics Lexan EXRL0439 resin is a branched polycarbonate grade with surface texture when extruded in sheet, pipe and profiles. This grade is flame retardant per DIN VDE, release and UV containing and suitable for extruding profiles, pipes and sheet products.
| TYPICAL PROPERTIES (1) | |||
| MECHANICAL | Value | Unit | Standard |
| Tensile Stress, yield, 50 mm/min | 65 | MPa | ISO 527 |
| Tensile Stress, break, 50 mm/min | 65 | MPa | ISO 527 |
| Tensile Strain, yield, 50 mm/min | 7 | % | ISO 527 |
| Tensile Strain, break, 50 mm/min | 2450 | % | ISO 527 |
| Tensile Modulus, 1 mm/min | 2450 | MPa | ISO 527 |
| Flexural Stress, yield, 2 mm/min | 95 | MPa | ISO 178 |
| Flexural Modulus, 2 mm/min | 2250 | 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 | NB | kJ/m² | ISO 180/1U |
| Izod Impact, notched 80*10*3 +23°C | 7 | 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 | 7 | kJ/m² | ISO 179/1eA |
| Charpy -30°C, V-notch Edgew 80*10*3 sp=62mm | 8 | 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 | NB | kJ/m² | ISO 179/1eU |
| THERMAL | Value | Unit | Standard |
| 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 |
| Vicat Softening Temp, Rate B/50 | 148 | °C | ISO 306 |
| Vicat Softening Temp, Rate B/120 | 140 | °C | ISO 306 |
| HDT/Af, 1.8 MPa Flatw 80*10*4 sp=64mm | 128 | °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 | 3 | cm³/10 min | ISO 1133 |
| Melt Volume Rate, MVR at 300°C/2.16 kg | 6 | cm³/10 min | ISO 1133 |
| FLAME CHARACTERISTICS | Value | Unit | Standard |
| UL Recognized, 94V-0 Flame Class Rating (3) | 3 | mm | UL 94 |
| Glow Wire Flammability Index 850°C, passes at | 1.6 | mm | IEC 60695-2-12 |
| Glow Wire Flammability Index 960°C, passes at | 1 | mm | IEC 60695-2-12 |
| Source GMD, last updated:04/02/2008 | |||
| Parameter | ||
| Profile Extrusion | Value | Unit |
| Drying Temperature | 105 | °C |
| Drying Time | 2 - 3 | hrs |
| Melt Temperature | 220 - 250 | °C |
| Barrel - Zone 1 Temperature | 240 - 280 | °C |
| Barrel - Zone 2 Temperature | 240 - 280 | °C |
| Barrel - Zone 3 Temperature | 220 - 240 | °C |
| Barrel - Zone 4 Temperature | 220 - 240 | °C |
| Hopper Temperature | 60 - 80 | °C |
| Adapter Temperature | 220 - 240 | °C |
| Die Temperature | 245 - 290 | °C |
| Calibrator Temperature | 60 - 100 | °C |
| Source GMD, last updated:04/02/2008 | ||
For more information please download the datesheet | |
 | S-Plastics Lexan EXRL0439.pdf |
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