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Retpol® 7157 TF HS
| Category: | PP Copolymer , Polypropylene Copolymer |
| Manufacturer: | PolyPacific Pty. Ltd. |
| Trademark: | Retpol® |
| Fillers: | - |
| Ports: | Qinzhou, Shekou, Shanghai, Ningbo |
| Delivery Terms | FOB, CIF, DAP, DAT, DDP |
| PDF: | AI5Brq_Retpol-7157-TF-HS.pdf  |
| PRICE: | Order Products email sales@su-jiao.com |
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| Message |
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| CORTON 7157 HS is a 20% talc filled copolymer polypropylene compound. It is a low flow extrusion grade developed for blow moulding applications providing good rigidity and impact strength. It is stabilized to meet automotive heat ageing requirements of 21 days at 150°C. |
| General Information | |
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| Features |
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| Physical | Nominal Value | Unit | Test Method |
|---|---|---|---|
| Specific Gravity | 1.04 | g/cm³ | ASTM D792 |
| Melt Mass-Flow Rate (MFR) (230°C/2.16 kg) | 1.5 | g/10 min | ASTM D1238 |
| Molding Shrinkage - Flow (3.00 mm) | 1.1 to 1.3 | % | ASTM D955 |
| Hardness | Nominal Value | Unit | Test Method |
|---|---|---|---|
| Rockwell Hardness (R-Scale, 3.00 mm) | 88 | ASTM D785 | |
| Durometer Hardness | ASTM D2240 | ||
| Shore D, 3.00 mm | 73 | ||
| Shore D, 15 sec, 3.00 mm | 65 |
| Mechanical | Nominal Value | Unit | Test Method |
|---|---|---|---|
| Tensile Strength 1(3.00 mm) | 26.0 | MPa | ASTM D638 |
| Tensile Elongation 2(Break, 3.00 mm) | 230 | % | ASTM D638 |
| Flexural Modulus (3.00 mm) | 2030 | MPa | ASTM D790 |
| Impact | Nominal Value | Unit | Test Method |
|---|---|---|---|
| Notched Izod Impact (3.00 mm) | 120 | J/m | ASTM D256 |
| Unnotched Izod Impact (3.00 mm) | 1200 | J/m | ASTM D256 |
| Thermal | Nominal Value | Unit | Test Method |
|---|---|---|---|
| Deflection Temperature Under Load | ASTM D648 | ||
| 0.45 MPa, Unannealed, 3.00 mm | 119 | °C | |
| 1.8 MPa, Unannealed, 3.00 mm | 59.0 | °C | |
| CLTE - Flow (-30 to 30°C, 3.00 mm) | 8.0E-5 | cm/cm/°C | ASTM D696 |
| Injection | Nominal Value | Unit | |
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| Suggested Max Regrind | 10 | % |
| Extrusion | Nominal Value | Unit | |
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| Drying Temperature | 100 to 120 | °C | |
| Drying Time | 2.0 to 4.0 | hr | |
| Cylinder Zone 1 Temp. | 180 to 240 | °C | |
| Cylinder Zone 2 Temp. | 180 to 240 | °C | |
| Cylinder Zone 3 Temp. | 180 to 240 | °C | |
| Cylinder Zone 4 Temp. | 180 to 240 | °C | |
| Cylinder Zone 5 Temp. | 180 to 240 | °C | |
| Adapter Temperature | 180 to 200 | °C | |
| Die Temperature | 200 to 230 | °C |
| Note Message | |
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| 1 . | 50 mm/min |
| 2 . | 50 mm/min |
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