| About |
|---|
| LEXAN™树脂OQ3420是一种无定形聚碳酸酯树脂。中等粘度，紫外线稳定级别。具有高机械，光学，电气和热性能。提供抗冲击性，出色的尺寸稳定性，优异的透明度和强度。通过注塑加工并用于眼镜镜片。 |
| Product Description | |
|---|---|
| Supplier | SABIC |
| Generic | Polycarbonate |
| Material Status | Commercial: Active |
| Features | High impact resistance,Good Dimensional Stability |
| Availabilitys | North America |
| Technical Data | |||
|---|---|---|---|
| MECHANICAL | Nominal value | Unit | Test method |
| tensile strength | |||
| Fracture, Type I, 50 mm/min | 65 | MPa | ASTM D638 |
| Yield, Type I, 50 mm/min | 62 | MPa | ASTM D638 |
| bending strength | |||
| Yield, 1.30 mm/min, 50 mm span | 93 | MPa | ASTM D790 |
| Bending modulus | |||
| 1.3 mm / min，50mm跨距 | 2340 | MPa | ASTM D790 |
| purity | |||
| Particles>50 microns per gram | 1 | SABIC方法 | |
| Particles 20-50 microns per gram | 40 | SABIC方法 | |
| IMPACT | Nominal value | Unit | Test method |
|---|---|---|---|
| Impact strength of cantilever beam notch | |||
| 23℃ | 747 | J/m | ASTM D256 |
| THERMAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Vicat Softening Temp | 152 | ℃ | ASTM D1525 |
| Hot deformation temperature | |||
| 1.8 MPa, unannealed, 3.2 mm | 132 | ℃ | ASTM D648 |
| 0.45 MPa, unannealed, 3.2 mm | 137 | ℃ | ASTM D648 |
| PHYSICAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Density | 1.2 | ASTM D792 | |
| Shrinkage rate | |||
| MD：3.2 mm | 0.5 – 0.7 | % | Internal Method |
| Melt Flow Rate | |||
| 300℃，1.20kg | 10.5 | g/10min | ASTM D1238 |
| optical performance | Nominal value | Unit | Test method |
|---|---|---|---|
| Transmittance | |||
| 2.54 mm | 89 | % | ASTM D1003 |
| Haze | |||
| 2.54 mm | 1 | % | ASTM D1003 |
| Refractive index | 1.586 | ASTM D542 |
| 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. |