| PC TRIREX® | 品类 | 牌号 | 特性 | 用途 |
| TRIREX LH3022U | PC | LH3022U | 非强化，耐气候，扩散 | OA，汽车外饰 |
TYPICAL DATA OF
TRIREX LH3022U GRADE
| PROPERTY | UNIT | ASTM METHOD | TYPICAL DATA |
| PHYSICAL | |||
| Specific Gravity | - | D792 | 1.2 |
| Water Absorption (24 hours at 23℃) | % | D570 | 0.15 |
| Melt Flow Rate (300℃, 1.2kg) | g/10min | D1238 | 28 |
| MECHANICAL | |||
| Tensile Strength at yield | kgf/cm² | D638 | 610 |
| Tensile Elongation at break | % | D638 | 110 |
| Flexural Strength at yield | kgf/cm² | D790 | 930 |
| Flexural Modulus | kgf/cm² | D790 | 23,500 |
| Izod Impact Strength, notched, 23℃(1/8") | kgf.cm/cm | D256 | 20 |
| Rockwell Hardness | R scale | D785 | 120 |
| THERMAL | |||
| HDT, 18.6 kgf/cm² | ℃ | D648 | 128 |
| OTHERS | |||
| UL-94 Flammability | - | (UL 94) | V-2 |
| Mold Shrinkage | % | D955 | 0.5~0.7 |
| ※ The figures listed in this table are typical values obtained under the standard test methods and may not beapplicable for products that are under different application condition. | |||
PROCESSING GUIDE FOR
TRIREX LH3022U GRADE
| SPECIFICATION | UNIT | CONDITIONS |
| Drying Temperature | ℃ | 120 |
| Drying Time | hr | 3~4 |
| Moisture Content, Max | % | 0.02 |
| Melt Temperature | ℃ | 290~310 |
| Nozzle Temperature | ℃ | 275~310 |
| Front Temperature | ℃ | 280~315 |
| Middle Temperature | ℃ | 270~290 |
| Rear Temperature | ℃ | 260~280 |
| Mold Temperature | ℃ | 65~105 |
| Injection Pressure | MPa | 70~140 |
| Injection Rate | % | 50~80 |
| Back Pressure | MPa | 0.4~0.6 |
| Screw Speed | Rpm | 50~70 |
|
• General processing conditions for TRIREX LH3022U are shown below. • Drying prior to processing is essential to ensure desired appearance and property performance. |
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