S-Plastics Lexan 3442R resin is a 20% glass filled polycarbonate grade, compliant with European food contact regulation EC Directive 2002/72/EC.
| TYPICAL PROPERTIES (1) | |||
| MECHANICAL | Value | Unit | Standard |
| Tensile Stress, yield, 5 mm/min | 95 | MPa | ISO 527 |
| Tensile Stress, break, 5 mm/min | 90 | MPa | ISO 527 |
| Tensile Strain, yield, 5 mm/min | 2.5 | % | ISO 527 |
| Tensile Strain, break, 5 mm/min | 3 | % | ISO 527 |
| Tensile Modulus, 1 mm/min | 6000 | MPa | ISO 527 |
| Flexural Stress, yield, 2 mm/min | 140 | MPa | ISO 178 |
| Flexural Modulus, 2 mm/min | 5500 | MPa | ISO 178 |
| THERMAL | Value | Unit | Standard |
| CTE, -40°C to 40°C, flow | 3.E-05 | 1/°C | ISO 11359-2 |
| CTE, -40°C to 40°C, xflow | 3.E-05 | 1/°C | ISO 11359-2 |
| Vicat Softening Temp, Rate B/50 | 147 | °C | ISO 306 |
| Vicat Softening Temp, Rate B/120 | 145 | °C | ISO 306 |
| HDT/Af, 1.8 MPa Flatw 80*10*4 sp=64mm | 139 | °C | ISO 75/Af |
| PHYSICAL | Value | Unit | Standard |
| Density | 1.35 | g/cm³ | ISO 1183 |
| Water Absorption, (23°C/sat) | 0.29 | % | ISO 62 |
| Moisture Absorption (23°C / 50% RH) | 0.12 | % | ISO 62 |
| Melt Volume Rate, MVR at 300°C/1.2 kg | 6 | cm³/10 min | ISO 1133 |
| Source GMD, last updated:10/23/2007 | |||
| 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:10/23/2007 | ||
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For more information please download the datasheet |
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S-Plastics Lexan 3442R.pdf |
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