| About |
|---|
| LEXAN 4795R is a high heat resistant poly(ester)carbonate injection molding resin. Flame Retardant.&& |
| Product Description | |
|---|---|
| Supplier | SABIC |
| Generic | PPC |
| Material Status | Commercial: Active |
| Features | Flame Characteristics,High Heat Resistance |
| Availabilitys | North America,Europe |
| Process Methods | Injection Molding |
| Technical Data | |||
|---|---|---|---|
| PHYSICAL | Nominal value | Unit | Test method |
| Density | 1.20 | g/cm³ | ASTM D792 |
| Density | 1.20 | g/cm³ | ISO 1183 |
| Melt Flow Rate | |||
| 330℃，2.16kg | 15 | g/10min | ASTM D1238 |
| Shrinkage rate | |||
| TD：3.2 mm | 0.97 0.97 | % | Internal Method |
| MD：3.2 mm | 0.97 0.97 | % | Internal Method |
| MECHANICAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Tensile modulus | 2170 | MPa | ASTM D638 |
| tensile strength | |||
| fracture | 70.0 | MPa | ASTM D638 |
| yield | 68.0 | MPa | ASTM D638 |
| Tensile strain | |||
| fracture | 120 | % | ASTM D638 |
| yield | 7.5 | % | ASTM D638 |
| Bending modulus | |||
| 50 mm span | 2210 | MPa | ASTM D790 |
| bending strength | |||
| Fracture, 50 mm span | 105 | MPa | ASTM D790 |
| IMPACT | Nominal value | Unit | Test method |
|---|---|---|---|
| Impact strength of cantilever beam notch | |||
| 23℃ | 2100 | J/m | ASTM D4812 |
| 23℃ | 580 | J/m | ASTM D256 |
| Dart impact equipped with measuring instruments | ASTM D3763 | ||
| 23℃，Energy at Peak Load | 73.0 | J | ASTM D3763 |
| 23℃，Total Energy | 77.0 | J | ASTM D3763 |
| THERMAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Hot deformation temperature | |||
| 1.8 MPa, unannealed, 3.2 mm | 147 | ℃ | ASTM D648 |
| 0.45 MPa, unannealed, 3.2 mm | 160 | ℃ | ASTM D648 |
| Vicat Softening Temp | 164 | ℃ | ASTM D1525 5 |
| Ball pressure test | |||
| 125℃ | Pass | IEC 60695-10-2 |
| Process Conditions | |||
|---|---|---|---|
| injection | Nominal value | Unit | Test method |
| Drying temperature | 121 | °C | |
| Drying time | 3.0 to 4.0 | hr | |
| Drying time, maximum | 48 | hr | |
| Recommended maximum moisture content | 0.020 | % | |
| Recommended injection volume | 40 to 60 | % | |
| Barrel rear temperature | 327 to 349 | °C | |
| Barrel middle temperature | 338 to 360 | °C | |
| Barrel front temperature | 349 to 371 | °C | |
| Nozzle temperature | 343 to 366 | °C | |
| Processing (melt) temperature | 349 to 371 | °C | |
| Mold temperature | 82 to 116 | °C | |
| Back pressure | 0.345 to 0.689 | 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. Rate A (50°C/h), Loading 2 (50 N) |
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