S-Plastics Lexan EXLN0004 resin is 6% GF reinforced opaque polycarbonate-siloxane copolymer, for increased modulus with good impact strength. Improved release properties.
| TYPICAL PROPERTIES (1) | |||
| MECHANICAL | Value | Unit | Standard |
| Tensile Stress, yld, Type I, 5 mm/min | 55 | MPa | ASTM D 638 |
| Tensile Stress, brk, Type I, 5 mm/min | 46 | MPa | ASTM D 638 |
| Tensile Strain, yld, Type I, 5 mm/min | 4.4 | % | ASTM D 638 |
| Tensile Strain, brk, Type I, 5 mm/min | 30 | % | ASTM D 638 |
| Tensile Modulus, 5 mm/min | 3590 | MPa | ASTM D 638 |
| Flexural Stress, yld, 1.3 mm/min, 50 mm span | 97 | MPa | ASTM D 790 |
| Flexural Modulus, 1.3 mm/min, 50 mm span | 2900 | MPa | ASTM D 790 |
| Tensile Stress, yield, 5 mm/min | 53 | MPa | ISO 527 |
| Tensile Stress, break, 5 mm/min | 47 | MPa | ISO 527 |
| Tensile Strain, yield, 5 mm/min | 4.4 | % | ISO 527 |
| Tensile Strain, break, 5 mm/min | 12.3 | % | ISO 527 |
| Tensile Modulus, 1 mm/min | 3200 | MPa | ISO 527 |
| Flexural Stress, yield, 2 mm/min | 91 | MPa | ISO 178 |
| Flexural Modulus, 2 mm/min | 2830 | MPa | ISO 178 |
| IMPACT | Value | Unit | Standard |
| Izod Impact, notched, 23°C | 493 | J/m | ASTM D 256 |
| Izod Impact, notched, -30°C | 188 | J/m | ASTM D 256 |
| Instrumented Impact Total Energy, 23°C | 49 | J | ASTM D 3763 |
| Izod Impact, notched 80*10*4 +23°C | 28 | kJ/m² | ISO 180/1A |
| Izod Impact, notched 80*10*4 -30°C | 13 | kJ/m² | ISO 180/1A |
| Charpy 23°C, V-notch Edgew 80*10*4 sp=62mm | 33 | kJ/m² | ISO 179/1eA |
| Charpy -30°C, V-notch Edgew 80*10*4 sp=62mm | 19 | kJ/m² | ISO 179/1eA |
| THERMAL | Value | Unit | Standard |
| Vicat Softening Temp, Rate A/50 | 146 | °C | ASTM D 1525 |
| HDT, 1.82 MPa, 3.2mm, unannealed | 137 | °C | ASTM D 648 |
| CTE, -40°C to 40°C, flow | 4.8E-05 | 1/°C | ASTM E 831 |
| CTE, -40°C to 40°C, xflow | 7.1E-05 | 1/°C | ASTM E 831 |
| CTE, -40°C to 40°C, flow | 4.8E-05 | 1/°C | ISO 11359-2 |
| CTE, -40°C to 40°C, xflow | 7.1E-05 | 1/°C | ISO 11359-2 |
| Ball Pressure Test, 125°C +/- 2°C | pass | - | IEC 60695-10-2 |
| Vicat Softening Temp, Rate B/50 | 147 | °C | ISO 306 |
| Vicat Softening Temp, Rate B/120 | 147 | °C | ISO 306 |
| HDT/Af, 1.8 MPa Flatw 80*10*4 sp=64mm | 134 | °C | ISO 75/Af |
| PHYSICAL | Value | Unit | Standard |
| Specific Gravity | 1.22 | - | ASTM D 792 |
| Mold Shrinkage, flow, 3.2 mm | 0.2 - 0.6 | % | S-Plastics Method |
| Mold Shrinkage, xflow, 3.2 mm | 0.2 - 0.6 | % | S-Plastics Method |
| Melt Flow Rate, 300°C/1.2 kgf | 6 | g/10 min | ASTM D 1238 |
| Density | 1.22 | g/cm³ | ISO 1183 |
| Water Absorption, (23°C/sat) | 0.12 | % | ISO 62 |
| Moisture Absorption (23°C / 50% RH) | 0.46 | % | ISO 62 |
| Melt Volume Rate, MVR at 300°C/1.2 kg | 5 | cm³/10 min | ISO 1133 |
| Source GMD, last updated:11/03/2004 | |||
| Parameter | ||
| Injection Molding | Value | Unit |
| Drying Temperature | 120 | °C |
| Drying Time | 3 - 4 | hrs |
| Drying Time (Cumulative) | 48 | hrs |
| Maximum Moisture Content | 0.02 | % |
| Melt Temperature | 310 - 330 | °C |
| Nozzle Temperature | 305 - 325 | °C |
| Front - Zone 3 Temperature | 310 - 330 | °C |
| Middle - Zone 2 Temperature | 300 - 320 | °C |
| Rear - Zone 1 Temperature | 290 - 310 | °C |
| Mold Temperature | 80 - 115 | °C |
| Back Pressure | 0.3 - 0.7 | MPa |
| Screw Speed | 40 - 70 | rpm |
| Shot to Cylinder Size | 40 - 60 | % |
| Vent Depth | 0.025 - 0.076 | mm |
| Source GMD, last updated:11/03/2004 | ||
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For more information please download the datesheet |
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S-Plastics Lexan EXLN0004.pdf |
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