S-Plastics Lexan EM2212 resin is Automotive interiors. 10% glass-reinforced. Increased stiffness/structural ridigity. High modulus/ductile. Foamed skin instrument panel
uses also.
| TYPICAL PROPERTIES (1) | |||
| MECHANICAL | Value | Unit | Standard |
| Tensile Stress, brk, Type I, 5 mm/min | 56 | MPa | ASTM D 638 |
| Tensile Strain, brk, Type I, 5 mm/min | 14 | % | ASTM D 638 |
| Flexural Stress, yld, 1.3 mm/min, 50 mm span | 93 | MPa | ASTM D 790 |
| Flexural Modulus, 1.3 mm/min, 50 mm span | 2750 | MPa | ASTM D 790 |
| IMPACT | Value | Unit | Standard |
| Izod Impact, notched, 23°C | 213 | J/m | ASTM D 256 |
| Izod Impact, notched, -30°C | 160 | J/m | ASTM D 256 |
| Izod Impact, notched, 23°C, 6.4mm | 133 | J/m | ASTM D 256 |
| Instrumented Impact Energy @ peak, 23°C | 24 | J | ASTM D 3763 |
| THERMAL | Value | Unit | Standard |
| HDT, 0.45 MPa, 6.4 mm, unannealed | 137 | °C | ASTM D 648 |
| HDT, 1.82 MPa, 6.4 mm, unannealed | 132 | °C | ASTM D 648 |
| CTE, -40°C to 95°C, flow | 3.6E-05 | 1/°C | ASTM E 831 |
| Relative Temp Index, Elec | 80 | °C | UL 746B |
| Relative Temp Index, Mech w/impact | 80 | °C | UL 746B |
| Relative Temp Index, Mech w/o impact | 80 | °C | UL 746B |
| PHYSICAL | Value | Unit | Standard |
| Specific Gravity | 1.24 | - | ASTM D 792 |
| Water Absorption, 24 hours | 0.14 | % | ASTM D 570 |
| Mold Shrinkage, flow, 3.2 mm | 0.3 - 0.5 | % | S-Plastics Method |
| FLAME CHARACTERISTICS | Value | Unit | Standard |
| UL Recognized, 94HB Flame Class Rating (3) | 1.49 | mm | UL 94 |
| Source GMD, last updated:12/29/1999 | |||
| 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 | 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 | 270 - 295 | °C |
| Mold Temperature | 70 - 95 | °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:12/29/1999 | ||
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For more information please download the datasheet |
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S-Plastics Lexan EM2212.pdf |
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