| About |
|---|
| LEXAN923x is a UV stabilized high flow impact modified injection molding (IM) grade. This resin offers UL94 V0 @ 1.5mm flame retardancy based on non-bromine, non-chlorine FR systems, low temperature ductility characteristics and excellent processability with opportunities for shorter IM cycle times compared to standard PC. LEXAN 923x resin is a product available in a wide range of opaque colors and may be an excellent candidate for a wide range of applications.&& |
| Product Description | |
|---|---|
| Supplier | SABIC |
| Generic | Polycarbonate |
| Material Status | Commercial: Active |
| Features | Weather resistance is good,Excellent Processability,High impact resistance,High liquidity,Ductility,Quick molding cycle,Halogen free,Flame Characteristics |
| Availabilitys | Asia Pacific |
| Process Methods | Injection Molding |
| Technical Data | |||
|---|---|---|---|
| PHYSICAL | Nominal value | Unit | Test method |
| Density | 1.19 | g/cm³ | ASTM D792 |
| Melt Flow Rate | |||
| 300℃，1.20kg | 16 | g/10min | ASTM D1238 |
| Shrinkage rate | |||
| MD：3.2 mm | 0.40 to 0.80 | % | Internal Method |
| MECHANICAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Tensile modulus | 2100 | MPa | ASTM D638 |
| tensile strength | |||
| yield | 58.0 | MPa | |
| fracture | 60.0 | MPa | |
| Tensile strain | |||
| yield | 6.0 | % | |
| fracture | 110 | % | |
| Bending modulus | |||
| 50 mm span | 2400 | MPa | ASTM D790 |
| bending strength | |||
| Yield, 50 mm span | 90.0 | MPa | ASTM D790 |
| IMPACT | Nominal value | Unit | Test method |
|---|---|---|---|
| Impact strength of cantilever beam notch | |||
| -30℃ | 650 | J/m | |
| 23℃ | 780 | J/m | |
| Dart impact equipped with measuring instruments | |||
| 23℃，Total Energy | 65.0 | J | ASTM D3763 |
| THERMAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Hot deformation temperature | |||
| 1.8 MPa, unannealed, 3.2 mm | 123 | ℃ | ASTM D648 |
| Vicat Softening Temp | 140 | ℃ | ASTM D1525 6 |
| Linear coefficient of thermal expansion | |||
| MD：-40~40℃ | 6.1E-5 | 1/℃ | |
| TD：-40~40℃ | 6.2E-5 | 1/℃ | |
| Relative temperature index | 120 | ℃ | UL 746 |
| Electrical performance | 125 | ℃ | UL 746 |
| Impact mechanical performance | 115 | ℃ | UL 746 |
| FLAME CHARACTERISTICS | Nominal value | Unit | Test method |
|---|---|---|---|
| Flame retardant level | |||
| 1.50 mm | V-0 | ||
| 3.00 mm | 5VA | ||
| Glowing wire flammability index | |||
| 1.5 mm | 960 | ℃ | IEC 60695-2-12 |
| Igniting temperature of the hot wire | |||
| 1.5 mm | 825 | ℃ | |
| 3 mm | 825 | ℃ |
| Process Conditions | |||
|---|---|---|---|
| injection | Nominal value | Unit | Test method |
| Drying temperature | 120 | °C | |
| Drying time | 3.0 to 4.0 | hr | |
| Recommended maximum moisture content | 0.020 | % | |
| Recommended injection volume | 40 to 60 | % | |
| Barrel rear temperature | 270 to 295 | °C | |
| Barrel middle temperature | 280 to 305 | °C | |
| Barrel front temperature | 295 to 315 | °C | |
| Nozzle temperature | 290 to 310 | °C | |
| Processing (melt) temperature | 295 to 315 | °C | |
| Mold temperature | 70 to 95 | °C | |
| Back pressure | 0.300 to 0.700 | MPa | |
| Screw speed | 40 to 70 | rpm | |
| Vent depth | 0.025 to 0.076 | mm | |
| Notes |
|---|
| 1. Typical properties: these are not to be construed as specifications. |
| 2. 0.20 in/min |
| 3. Type I, 2.0 in/min |
| 4. 0.051 in/min |
| 5. Rate A (50°C/h), Loading 2 (50 N) |
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