| About |
|---|
| Product Description PP 49MK40 is a high crystalline impact copolymer with high Stiffness. This grade especially developed for producing injection molded articles. The grade contains an antistatic & nucleating agent and has medium flow properties, medium impact resistance (even at low temperature) and high stiffness. Typical Applications PP 49MK40 can be used for general purpose IM products that required high stiffness such as house wares, garden furniture’s, appliances and rigid packaging.&& |
| Product Description | |
|---|---|
| Supplier | SABIC |
| Generic | PP homopolymerization |
| Material Status | Commercial: Active |
| Features | Good Rigidity,Nucleation,Moderate liquidity,Antistatic property,low-temperature impact resistance,High crystallization,Impact copolymer |
| Availabilitys | North America,Latin America |
| Process Methods | Injection Molding |
| Technical Data | |||
|---|---|---|---|
| PHYSICAL | Nominal value | Unit | Test method |
| Density | 0.905 | g/cm³ | ASTM D1505 |
| Melt Flow Rate | |||
| 230℃，2.16kg | 18 | g/10min | ASTM D1238 |
| Shrinkage rate | 1.2 to 2.5 | % | |
| IMPACT | Nominal value | Unit | Test method |
|---|---|---|---|
| Impact strength of cantilever beam notch | ASTM D256 | ||
| -20 ℃, injection molding | 40 | J/m | ASTM D256 |
| 23 ℃, injection molding | 65 | J/m | ASTM D256 |
| THERMAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Hot deformation temperature | |||
| 0.45 MPa, unannealed | 100 | ℃ | ASTM D648 |
| Vicat Softening Temp | 155 | ℃ | ASTM D1525 2 |
| MECHANICAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Rockwell hardness | |||
| R-level | 98 | ASTM D785 | |
| Tensile modulus | |||
| 1% cut, injection molding | 1650 | MPa | ASTM D638 |
| tensile strength | |||
| Yield, injection molding | 33.0 | MPa | ASTM D638 |
| Tensile strain | |||
| Yield, injection molding | 9.0 | % | ASTM D638 |
| Process Conditions | |||
|---|---|---|---|
| injection | Nominal value | Unit | Test method |
| Barrel rear temperature | 200 to 225 | °C | |
| Barrel middle temperature | 200 to 225 | °C | |
| Barrel front temperature | 200 to 225 | °C | |
| Mold temperature | 15 to 40 | °C | |
| Notes |
|---|
| 1. Typical properties: these are not to be construed as specifications. |
| 2. Rate B (120°C/h) |
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