| About |
|---|
| LEXAN™ EXL1493T™是一种无定形的,中等流动性的聚碳酸酯(PC)和硅氧烷共聚物,由沙特基础工业公司提供。具有优良的低温延展性、脱模、缩短成型周期和提高加工性能。具有优异的机械、光学、电气和热性能。EXL1493T适合注塑加工。用于食品接触应用。符合FDA和欧盟食品接触的要求。 |
| Product Description | |
|---|---|
| Supplier | SABIC |
| Generic | Polycarbonate |
| Material Status | Commercial: Active |
| Features | Excellent Processability,Low temperature ductility,Internal mold release |
| Availabilitys | North America |
| Technical Data | |||
|---|---|---|---|
| MECHANICAL | Nominal value | Unit | Test method |
| tensile strength | |||
| Yield, 50 mm/min | 57 | MPa | ISO 527 |
| Fracture, 50 mm/min | 61 | MPa | ISO 527 |
| Tensile strain | |||
| Yield, 50 mm/min | 5.5 | % | ISO 527 |
| Fracture, 50 mm/min | 124.9 | % | ISO 527 |
| Tensile modulus | |||
| 1 mm/min | 2350 | MPa | ISO 527 |
| bending strength | |||
| Yield, 2 mm/min | 90 | MPa | ISO 178 |
| Bending modulus | |||
| 2 mm/mim | 2150 | MPa | ISO 178 |
| IMPACT | Nominal value | Unit | Test method |
|---|---|---|---|
| Impact strength of cantilever beam notch | |||
| 23℃ | 900 | J/m | ASTM D256 |
| -30℃ | 810 | J/m | ASTM D256 |
| Total energy of instrument impact | |||
| 23℃ | 840 | cm-kgf | ASTM D 3763 |
| Impact strength of cantilever beam notch | |||
| 23℃，80*10*4 | 56 | kJ/m² | ISO 180-1A |
| 80*10*4 -30℃ | 29 | kJ/m² | ISO 180-1A |
| Charpy Notched Impact Strength | |||
| 80 * 10 * 4, 62mm span | |||
| 23℃ | 74 | kJ/m² | ISO 180/1A |
| -30℃ | 24 | kJ/m² | ISO 180/1A |
| PHYSICAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Density | 1.19 | ASTM D792 | |
| Shrinkage rate | |||
| MD：3.2 mm | 0.4 – 0.8 | % | Internal Method |
| Melt Flow Rate | |||
| 300℃，1.20kg | 10 | g/10min | ASTM D1238 |
| Density | 1.19 | g/cm³ | ASTM D1183 |
| Water absorption rate | |||
| Saturation, 23 ℃ | 0.24 | % | ISO 62 |
| 23℃，50% RH | 0.09 | % | ISO 62 |
| Melt Volume Rate | |||
| 300℃，1.2 kg | 9 | cm³/10min | ISO 1133 |
| THERMAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Hot deformation temperature | |||
| 1.8 MPa, 64 mm span | 118 | ℃ | ISO 75/Af |
| 1.8 MPa, unannealed, 3.2 mm | 124 | ℃ | ASTM D648 |
| Linear coefficient of thermal expansion | |||
| MD：-40~95℃ | 7.15E-05 | 1/℃ | ASTM E831 |
| TD：-40~95℃ | 7.93E-05 | 1/℃ | ASTM E831 |
| Linear coefficient of thermal expansion | |||
| MD：23~80℃ | 7.15E-05 | 1/℃ | ISO 11359-2 |
| TD：23~80℃ | 7.93E-05 | 1/℃ | ISO 11359-2 |
| Vicat Softening Temp | |||
| A50 | 141 | ℃ | ASTM D1525 |
| B50 | 141 | ℃ | ISO 306 |
| B120 | 142 | ℃ | ISO 306 |
| Process Conditions | |||
|---|---|---|---|
| injection molding | Nominal value | Unit | Test method |
| Drying temperature | 120 | °C | |
| Drying time | 3 – 4 | hrs | |
| Drying time (cumulative) | 48 | hrs | |
| Maximum water content | 0.02 | % | |
| Melt temperature | 295 – 315 | °C | |
| Nozzle temperature | 290 – 310 | °C | |
| Front Section Zone 3 Temperature | 295 – 315 | °C | |
| Temperature in Zone 2 of the middle section | 280 – 305 | °C | |
| Temperature in Zone 1 of the rear section | 270 – 295 | °C | |
| Mold temperature | 70 – 95 | °C | |
| Back pressure | 0.3 – 0.7 | MPa | |
| Screw speed | 40 – 70 | rpm | |
| Shoot to cylinder size | 40 – 60 | % | |
| Depth of exhaust groove | 0.025 – 0.076 | mm | |
| Notes |
|---|
| 【 Disclaimer 】 Guangzhou Soliao Information Technology Co., Ltd. reserves all rights. The information in this data table was obtained from the manufacturer of the material on soliao.com. Soliao.com makes every effort to ensure the accuracy of this data. However, the search company does not assume any responsibility for the uncertainty and consequences caused to users by these data values and suggestions, and strongly recommends verifying the data values with the material supplier before the final selection of materials. |