| About |
|---|
| ET272 is a natural 20 % mineral filled polypropylene compound intended for injection moulding. ET272 is equipped for long term heat and UV resistance in combination with good antistatic performance. The product is available in natural (ET272) and black (ET272 – 8229) but other colours can be provided on request. ET272 has an excellent balance between the impact strength and stiffness as well as good surface quality. APPLICATIONS Vacuum cleaner and air-condition components: Motor housing Filter cover Handles Front covers Back cover Top cover Housing&& |
| Product Description | |
|---|---|
| Generic | PP not specified |
| Material Status | Commercial: Active |
| Features | Weather resistance is good,Good surface appearance,Renewable resources,Antistatic property,HB |
| Availabilitys | Europe |
| Process Methods | Injection Molding |
| Technical Data | |||
|---|---|---|---|
| PHYSICAL | Nominal value | Unit | Test method |
| Density | 1.05 | g/cm³ | ISO 1183 |
| Melt Flow Rate | |||
| 230℃，2.16kg | 12 | g/10min | ISO 1133 |
| Shrinkage rate | 1.1 | % | |
| MECHANICAL | Nominal value | Unit | Test method |
|---|---|---|---|
| tensile strength | |||
| yield | 28.0 | MPa | ISO 527-2/50 |
| Tensile strain | |||
| yield | 5.0 | % | ISO 527-2/50 |
| Bending modulus | 2500 | MPa | ISO 178 |
| IMPACT | Nominal value | Unit | Test method |
|---|---|---|---|
| Charpy Notched Impact Strength | ISO 179/1eA | ||
| -20℃ | 2.5 | kJ/m² | ISO 179/1eA |
| 23℃ | 6.0 | kJ/m² | ISO 179/1eA |
| Charpy Unnotch Impact strength | ISO 179/1eU | ||
| -20℃ | 25 | kJ/m² | ISO 179/1eU |
| 23℃ | 52 | kJ/m² | ISO 179/1eU |
| THERMAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Hot deformation temperature | |||
| 1.8 MPa, unannealed | 68.0 | ℃ | ISO 75-2/A |
| 0.45 MPa, unannealed | 115 | ℃ | ISO 75-2/B |
| Vicat Softening Temp | |||
| — | 154 | ℃ | ISO 306/A |
| — | 75.0 | ℃ | ISO 306/B |
| FLAME CHARACTERISTICS | Nominal value | Unit | Test method |
|---|---|---|---|
| Flame retardant level | HB | UL 94 |
| Process Conditions | |||
|---|---|---|---|
| injection | Nominal value | Unit | Test method |
| Drying temperature | 80 | °C | |
| Drying time | 3.0 | hr | |
| Processing (melt) temperature | 210 to 260 | °C | |
| Mold temperature | 30 to 50 | °C | |
| Injection speed | Moderate | ||
| Notes |
|---|
| 1. Typical properties: these are not to be construed as specifications. |
| 2. 0.079 in/min |
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