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以下是沙伯基础SABIC塑料LEXAN LUX7189 PC物性表参数
| PROPERTIES | TYPICAL VALUES | UNITS | TEST METHODS | |
|---|---|---|---|---|
| MECHANICAL | ||||
| Tensile Stress, yld, Type I, 50 mm/min | 60 | MPa | ASTM D 638 | |
| Tensile Stress, brk, Type I, 50 mm/min | 52 | MPa | ASTM D 638 | |
| Tensile Strain, yld, Type I, 50 mm/min | 6 | % | ASTM D 638 | |
| Tensile Strain, brk, Type I, 50 mm/min | 110 | % | ASTM D 638 | |
| Tensile Modulus, 50 mm/min | 2700 | MPa | ASTM D 638 | |
| Flexural Stress, yld, 1.3 mm/min, 50 mm span | 98 | MPa | ASTM D 790 | |
| Flexural Modulus, 1.3 mm/min, 50 mm span | 2700 | MPa | ASTM D 790 | |
| IMPACT | ||||
| Izod Impact, unnotched, 23°C | 2140 | J/m | ASTM D 4812 | |
| Izod Impact, notched, 23°C | 150 | J/m | ASTM D 256 | |
| Izod Impact, notched, -30°C | 100 | J/m | ASTM D 256 | |
| Instrumented Impact Energy @ peak, 23°C | 59 | J | ASTM D 3763 | |
| THERMAL | ||||
| Vicat Softening Temp, Rate B/50 | 140 | °C | ASTM D 1525 | |
| HDT, 0.45 MPa, 3.2 mm, unannealed | 135 | °C | ASTM D 648 | |
| HDT, 1.82 MPa, 3.2mm, unannealed | 125 | °C | ASTM D 648 | |
| CTE, -40°C to 40°C, flow | 6.E-05 | 1/°C | ASTM E 831 | |
| CTE, -40°C to 40°C, xflow | 6.5E-05 | 1/°C | ASTM E 831 | |
| PHYSICAL | ||||
| Specific Gravity | 1.3 | - | ASTM D 792 | |
| Density | 1.3 | g/cm³ | ASTM D 792 | |
| Mold Shrinkage, flow, 3.2 mm | 0.5-0.7 | % | SABIC method | |
| Melt Flow Rate, 300°C/1.2 kgf | 22 | g/10 min | ASTM D 1238 | |
| FLAME CHARACTERISTICS | ||||
| UL Recognized, 94V-0 Flame Class Rating | 1.5 | mm | UL 94 | |
| UL Recognized, 94-5VA Flame Class Rating | 3 | mm | UL 94 | |
| UL Recognized, 94-5VB Flame Class Rating | 2.5 | mm | UL 94 | |
| Injection Molding | ||||
| Drying Temperature | 120 | °C | ||
| Drying Time | 3-4 | hrs | ||
| Drying Time (Cumulative) | 48 | hrs | ||
| Maximum Moisture Content | 0.02 | % | ||
| Melt Temperature | 270-295 | °C | ||
| Nozzle Temperature | 265-290 | °C | ||
| Front - Zone 3 Temperature | 270-295 | °C | ||
| Middle - Zone 2 Temperature | 260-280 | °C | ||
| Rear - Zone 1 Temperature | 250-270 | °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 |
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