| About |
|---|
| Starpylen MFM43S is a Mineral Filled, Glass Fiber Reinforced, Polypropylene Injection Molding Resin, also recognised as Starpylen WV 30VMC S37/7 Black 301&& |
| Product Description | |
|---|---|
| Generic | PP not specified |
| Material Status | Commercial: Active |
| Availabilitys | Africa & Middle East ,North America,Latin America,Asia Pacific,Europe |
| Process Methods | Injection Molding |
| Technical Data | |||
|---|---|---|---|
| PHYSICAL | Nominal value | Unit | Test method |
| Density | 1.13 | g/cm³ | ISO 1183 |
| Shrinkage rate | |||
| MD：4.0 mm | 0.20 | % | Internal Method |
| Water absorption rate | |||
| 23℃，24hr | 0.010 | % | ISO 62 |
| MECHANICAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Tensile modulus | 5400 | MPa | ISO 527-1-2 |
| tensile strength | |||
| fracture | 56.0 | MPa | ISO 527-2/5 |
| Tensile strain | |||
| fracture | 2.5 | % | ISO 527-2/5 |
| Bending modulus | 5100 | MPa | ISO 178 |
| bending strength | ISO 178 | ||
| — | 45.0 | MPa | ISO 178 |
| — | 86.0 | MPa | ISO 178 |
| Fracture bending strain | 3.7 | % | ISO 178 |
| IMPACT | Nominal value | Unit | Test method |
|---|---|---|---|
| Impact strength of cantilever beam notch | |||
| 23℃ | 5.0 | kJ/m² | ISO 180-1A |
| Notched impact strength of cantilever beam | |||
| 23℃ | 20 | kJ/m² | ISO 180/1U |
| THERMAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Hot deformation temperature | |||
| 1.8 MPa, unannealed, 64 mm span | 124 | ℃ | ISO 75-2/Af |
| Linear coefficient of thermal expansion | ISO 11359-2 | ||
| MD：23~60℃ | 4.4E-5 | 1/℃ | ISO 11359-2 |
| TD：23~60℃ | 1.3E-4 | 1/℃ | ISO 11359-2 |
| Process Conditions | |||
|---|---|---|---|
| injection | Nominal value | Unit | Test method |
| Drying temperature | 70 | °C | |
| Drying time | 3.0 | hr | |
| Barrel rear temperature | 195 to 205 | °C | |
| Barrel middle temperature | 215 to 225 | °C | |
| Barrel front temperature | 225 to 250 | °C | |
| Processing (melt) temperature | 225 to 250 | °C | |
| Mold temperature | 30 to 50 | °C | |
| Notes |
|---|
| 1. Typical properties: these are not to be construed as specifications. |
| 2. 0.079 in/min |
| 3. Yield |
| 4. Break |
| 5. 2.0 mm/min |
| 6. 80*10*4 |
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