| About |
|---|
| LEXAN 905 resin is a high flow, opaque, flame retardant polycarbonate resin blend. It is designed with non-chlorinated, non-brominated FR systems with UL-94 listing of both V0 and 5V ratings. Its excellent processability, combined with good impact, heat and all opaque colors for aesthetics makes it an excellent candidate for thin wall applications.&& |
| Product Description | |
|---|---|
| Supplier | SABIC |
| Generic | Polycarbonate |
| Material Status | Commercial: Active |
| Features | Excellent Processability,Good surface appearance,High impact resistance,High liquidity,Halogen free,Flame Characteristics,Heat Resistance, Good |
| 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 | 30 | g/10min | ASTM D1238 |
| Melt Volume Rate | |||
| 300℃，1.2 kg | 29.0 | cm³/10min | ISO 1133 |
| Shrinkage rate | |||
| MD：3.2 mm | 0.60 to 0.80 | % | |
| TD：3.2 mm | 0.60 to 0.80 | % | |
| Water absorption rate | |||
| Saturation, 23 ℃ | 0.26 | % | |
| Equilibrium, 23 ℃, 50% RH | 0.070 | % | |
| MECHANICAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Tensile modulus | |||
| — | 2250 | MPa | ASTM D638 |
| — | 2200 | MPa | ISO 527-1-2 |
| tensile strength | |||
| yield | 56.0 | MPa | ASTM D638 |
| yield | 55.0 | MPa | ISO 527-2/50 |
| fracture | 51.0 | MPa | ASTM D638 |
| fracture | 50.0 | MPa | ISO 527-2/50 |
| Tensile strain | |||
| yield | 5.7 | % | ASTM D638 |
| yield | 5.7 | % | ISO 527-2/50 |
| fracture | 100 | % | ASTM D638 |
| fracture | 97 | % | ISO 527-2/50 |
| Bending modulus | |||
| 50 mm span | 2150 | MPa | ASTM D790 |
| — | 2300 | MPa | ISO 178 |
| bending strength | |||
| — | 92.0 | MPa | ISO 178 |
| Yield, 50 mm span | 93.0 | MPa | ASTM D790 |
| IMPACT | Nominal value | Unit | Test method |
|---|---|---|---|
| Charpy Notched Impact Strength | |||
| -30℃ | 16 | kJ/m² | |
| 23℃ | 50 | kJ/m² | |
| Charpy Unnotch Impact strength | |||
| -30℃ | 130 | kJ/m² | |
| 23℃ | 140 | kJ/m² | |
| Impact strength of cantilever beam notch | |||
| -30℃ | 230 | J/m | ASTM D256 |
| 23℃ | 740 | J/m | ASTM D256 |
| -30℃ | 21 | kJ/m² | ISO 180-1A |
| 23℃ | 58 | kJ/m² | ISO 180-1A |
| Notched impact strength of cantilever beam | |||
| -30℃ | 2000 | J/m | ASTM D4812 |
| 23℃ | 2200 | J/m | ASTM D4812 |
| -30℃ | 180 | kJ/m² | ISO 180/1U |
| 23℃ | 180 | kJ/m² | ISO 180/1U |
| Dart impact equipped with measuring instruments | |||
| 23℃，Total Energy | 69.0 | J | ASTM D3763 |
| THERMAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Hot deformation temperature | |||
| 0.45 MPa, unannealed, 3.2 mm | 130 | ℃ | ASTM D648 |
| 0.45 MPa, unannealed, 100 mm span | 131 | ℃ | ISO 75-2/Be |
| 1.8 MPa, unannealed, 3.2 mm | 118 | ℃ | ASTM D648 |
| 1.8 MPa, unannealed, 100 mm span | 119 | ℃ | ISO 75-2/Ae |
| Vicat Softening Temp | |||
| — | 136 | ℃ | ASTM D1525 11 |
| B50 | 137 | ℃ | ISO 306 |
| B120 | 138 | ℃ | ISO 306/B120 |
| Ball pressure test | |||
| 123~127℃ | 通过 | IEC 60695-10-2 | |
| Linear coefficient of thermal expansion | |||
| MD：-40~40℃ | 6.9E-5 | 1/℃ | ASTM E831 |
| MD：23~80℃ | 7.0E-5 | 1/℃ | ISO 11359-2 |
| TD：-40~40℃ | 7.1E-5 | 1/℃ | ASTM E831 |
| TD：23~80℃ | 6.9E-5 | 1/℃ | ISO 11359-2 |
| Electrical performance | Nominal value | Unit | Test method |
|---|---|---|---|
| Surface resistivity | 1.0E+15 to 1.0E+16 | ohms | ASTM D257 |
| Volume resistivity | 1.0E+15 to 1.0E+16 | ohms·cm | ASTM D257 |
| Dielectric constant | |||
| 1.9 GHz | 2.81 | ||
| 5.00 GHz | 2.80 | ||
| 10.0 GHz | 2.80 | ||
| Dissipation factor | |||
| 1.9 GHz | 5.7E-3 | ||
| 5 GHz | 5.8E-3 | ||
| 10 GHz | 5.2E-3 | ||
| Compared to the leakage tracing index | PLC 3 | UL 746 |
| FLAME CHARACTERISTICS | Nominal value | Unit | Test method |
|---|---|---|---|
| Flame retardant level | |||
| 0.75 mm | V-1 | ||
| 1.10 mm | V-0 | ||
| 2.00 mm | 5VB | ||
| 2.80 mm | 5VA | ||
| Glowing wire flammability index | |||
| 2.0 mm | 960 | ℃ | IEC 60695-2-12 |
| Igniting temperature of the hot wire | |||
| 1 mm | 875 | ℃ | IEC 60695-2-13 |
| 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 | 250 to 270 | °C | |
| Barrel middle temperature | 260 to 280 | °C | |
| Barrel front temperature | 270 to 295 | °C | |
| Nozzle temperature | 265 to 290 | °C | |
| Processing (melt) temperature | 270 to 295 | °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. 2.0 in/min |
| 3. Type I, 2.0 in/min |
| 4. 0.051 in/min |
| 5. 0.079 in/min |
| 6. at Yield |
| 7. 80*10*3 sp=62mm |
| 8. 80*10*3 mm |
| 9. 120*10*4 mm |
| 10. Rate A (50°C/h), Loading 2 (50 N) |
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