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Retpol® 7581/3
| Category: | PP, Unspecified , Polypropylene |
| Manufacturer: | PolyPacific Pty. Ltd. |
| Trademark: | Retpol® |
| Fillers: | - |
| Ports: | Qinzhou, Shekou, Shanghai, Ningbo |
| Delivery Terms | FOB, CIF, DAP, DAT, DDP |
| PDF: | 3iwNlA_Retpol-7581-3.pdf  |
| PRICE: | Order Products email sales@su-jiao.com |
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| Message |
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| EPALEX 7581/3 is a thermoplastic rubber modified polypropylene compound. It is a very low flow and low gloss extrusion grade developed for vacuum forming. It has very good tear strength, with good flexibility and excellent wear resistance. |
| General Information | |
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| Features |
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| Uses |
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| Processing Method |
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| Physical | Nominal Value | Unit | Test Method |
|---|---|---|---|
| Specific Gravity | 0.898 | g/cm³ | ASTM D792 |
| Melt Mass-Flow Rate (MFR) (230°C/2.16 kg) | 1.8 | g/10 min | ASTM D1238 |
| Molding Shrinkage - Flow (3.00 mm) | 0.70 to 1.1 | % | ASTM D955 |
| Hardness | Nominal Value | Unit | Test Method |
|---|---|---|---|
| Durometer Hardness | ASTM D2240 | ||
| Shore D, 3.00 mm | 47 | ||
| Shore D, 15 sec, 3.00 mm | 35 |
| Mechanical | Nominal Value | Unit | Test Method |
|---|---|---|---|
| Tensile Strength 1(3.00 mm) | 13.0 | MPa | ASTM D638 |
| Tensile Elongation 2(Break, 3.00 mm) | 500 | % | ASTM D638 |
| Flexural Modulus (3.00 mm) | 240 | MPa | ASTM D790 |
| Elastomers | Nominal Value | Unit | Test Method |
|---|---|---|---|
| Tear Strength 3(3.00 mm) | 82.0 | kN/m | ASTM D624 |
| Impact | Nominal Value | Unit | Test Method |
|---|---|---|---|
| Notched Izod Impact | ASTM D256 | ||
| -20°C, 3.00 mm | No Break | ||
| 0°C, 3.00 mm | No Break | ||
| 23°C, 3.00 mm | No Break |
| Thermal | Nominal Value | Unit | Test Method |
|---|---|---|---|
| Deflection Temperature Under Load (0.45 MPa, Unannealed, 3.00 mm) | 42.0 | °C | ASTM D648 |
| CLTE - Flow (-30 to 30°C, 3.00 mm) | 1.0E-4 | cm/cm/°C | ASTM D696 |
| Injection | Nominal Value | Unit | |
|---|---|---|---|
| Suggested Max Regrind | 10 | % |
| Extrusion | Nominal Value | Unit | |
|---|---|---|---|
| Drying Temperature | 80.0 | °C | |
| Drying Time | 2.0 | 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 | |
| Melt Temperature | 200 to 220 | °C | |
| Die Temperature | 200 to 220 | °C |
| Note Message | |
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| 1 . | 500 mm/min |
| 2 . | 500 mm/min |
| 3 . | Die C, 500 mm/min |
| Resin Grade | Manufacturer | Category | Trademark |
|---|---|---|---|
| Talcoprene® 1020TC ARANCIO21 | SO.F.TER. SPA | PP Homopolymer | Talcoprene® |
| DOW™ LDPE 750E | The Dow Chemical Company | LDPE | DOW™ LDPE |
| BRALEN® FB 2-30 | Slovnaft Petrochemicals, s.r.o. | LDPE | BRALEN® |
| ELASTOSIL® LR 3846/20 A/B | Wacker Chemie AG | Silicone | ELASTOSIL® LR |
| KOCETAL® K300EW | Kolon Plastics, Inc. | Acetal (POM) Copolymer | KOCETAL® |
