| About |
|---|
| Dynaflex™ G7680-9 (Black) is an easy processing, general purpose TPE designed for a wide variety of applications, including those where FDA compliance is required. Overmold Adhesion to Polypropylene Rubbery Feel Soft Touch&& |
| Product Description | |
|---|---|
| Supplier | Polyone |
| Generic | TPE |
| Material Status | Commercial: Active |
| Features | Excellent Processability,Good liquidity |
| Availabilitys | Asia Pacific |
| Process Methods | Extrusion |
| Technical Data | |||
|---|---|---|---|
| MECHANICAL | Nominal value | Unit | Test method |
| Shore hardness | |||
| Shore A, 10 seconds | 81 | ASTM D2240 | |
| elastic body | Nominal value | Unit | Test method |
|---|---|---|---|
| tensile strength | ASTM D412 | ||
| Yield, 23 ℃ | 7.93 | MPa | ASTM D412 |
| 100% strain, 23 ℃ | 3.90 | MPa | ASTM D412 |
| 300% Strain, 73°F | 4.55 | MPa | ASTM D412 |
| Tensile strain | |||
| Fracture, 23 ℃ | 660 | % | ASTM D412 |
| tear strength | 34.1 | kN/m | ASTM D624 |
| Compression deformation | |||
| 23℃，22 hr | 23 | % | ASTM D395B |
| PHYSICAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Density | 1.18 | g/cm³ | ASTM D792 |
| Melt Flow Rate | |||
| 200℃，5.0kg | 33 | g/10min | ASTM D1238 |
| Shrinkage rate | |||
| MD | 0.60 to 1.4 | % | ASTM D955 |
| Apparent viscosity of melt | ASTM D3835 | ||
| 200℃，1340 sec^-1 | 47.3 | Pa·s | ASTM D3835 |
| 200℃，11200 sec^-1 | 10.9 | Pa·s | ASTM D3835 |
| Process Conditions | |||
|---|---|---|---|
| injection | Nominal value | Unit | Test method |
| Proposed maximum recycled material ratio | 20 | % | |
| Barrel rear temperature | 149 to 188 | °C | |
| Barrel middle temperature | 177 to 188 | °C | |
| Barrel front temperature | 188 to 216 | °C | |
| Nozzle temperature | 188 to 227 | °C | |
| Mold temperature | 16 to 38 | °C | |
| Back pressure | 0.00 to 0.827 | MPa | |
| Screw speed | 40 to 100 | rpm | |
| Notes |
|---|
| 1. Please contact GLS Thermoplastic Elastomers for a copy of the FDA compliance letter. |
| 2. Typical properties: these are not to be construed as specifications. |
| 3. Die C |
| 4. 2 hr |
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