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Quantum Composites QC-8770
| Category: | Vinyl Ester , Vinyl Ester |
| Manufacturer: | Quantum Composites Inc. |
| Trademark: | Quantum Composites |
| Fillers: | - |
| Ports: | Qinzhou, Shekou, Shanghai, Ningbo |
| Delivery Terms | FOB, CIF, DAP, DAT, DDP |
| PDF: | K7y819_Quantum-Composites-QC-8770.pdf  |
| PRICE: | Order Products email sales@su-jiao.com |
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| Message |
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| QC-8770 is a hybrid vinyl ester based sheet molding compound (SMC) designed for compression molding of components requiring high structural strength. It exhibits unusual toughness, and excellent stiffness, and is suggested for applications subject to impacts and rough handling. QC-8770 is also suggested for applications requiring excellent fatigue resistance. It offers higher temperature capability than QC-8800. |
| General Information | |
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| Physical | Nominal Value | Unit | Test Method |
|---|---|---|---|
| Specific Gravity | 1.85 | g/cm³ | ASTM D792 |
| Molding Shrinkage - Flow | 0.0 | % | ASTM D955 |
| Water Absorption (24 hr) | 0.15 | % | ASTM D570 |
| Mechanical | Nominal Value | Unit | Test Method |
|---|---|---|---|
| Tensile Modulus | 24100 | MPa | ASTM D638 |
| Tensile Strength | 345 | MPa | ASTM D638 |
| Flexural Modulus | 20000 | MPa | ASTM D790 |
| Flexural Strength | 552 | MPa | ASTM D790 |
| Impact | Nominal Value | Unit | Test Method |
|---|---|---|---|
| Notched Izod Impact | 1900 | J/m | ASTM D256 |
| Thermoset | Nominal Value | Unit | |
|---|---|---|---|
| Shelf Life (24°C) | 4.3 | wk | |
| Demold Time (138°C) | 3.0 to 5.0 | min |
| Injection | Nominal Value | Unit | |
|---|---|---|---|
| Mold Temperature | 132 to 149 | °C | |
| Injection Pressure | 1.38 to 6.89 | MPa |
| Resin Grade | Manufacturer | Category | Trademark |
|---|---|---|---|
| Tekumid 6 SC/GF 30 | TEKUMA Kunststoff GmbH | Nylon 6 | Tekumid |
| XANTAR® 25 UR | Mitsubishi Engineering-Plastics Corp | PC | XANTAR® |
| Hylon® N2233STHL | Ravago Manufacturing Americas, LLC | Nylon 6 | Hylon® |
| POLYCOMPO PE SP1520 | POLYCOMPO Co.,Ltd. | LLDPE | POLYCOMPO PE |
| Plexar® PX1140 | LyondellBasell Industries | PE, Unspecified | Plexar® |
