| About |
|---|
| Dynalloy™ 8900-series is an innovative thermoplastic elastomer selection formulated to provide the injection molder with a product capable of overmolding and bonding to both low-density polyethylene (LDPE) and polypropylene (PP) with efficient cycle times. Adhesion to Low-Density Polyethylene and Polypropylene Flexible Colorable&& |
| Product Description | |
|---|---|
| Supplier | Polyone |
| Generic | TPE |
| Material Status | Commercial: Active |
| Features | Excellent Processability,High liquidity,Good coloring |
| Availabilitys | Africa & Middle East ,North America,Latin America,Asia Pacific |
| Process Methods | Injection Molding |
| Technical Data | |||
|---|---|---|---|
| MECHANICAL | Nominal value | Unit | Test method |
| Shore hardness | |||
| Shore A, 10 seconds | 30 | ASTM D2240 | |
| elastic body | Nominal value | Unit | Test method |
|---|---|---|---|
| tensile strength | ASTM D412 | ||
| Fracture, 23 ℃ | 2.07 | MPa | ASTM D412 |
| 100% strain, 23 ℃ | 1.03 | MPa | ASTM D412 |
| 300% Strain, 73°F | 1.55 | MPa | ASTM D412 |
| Tensile strain | |||
| Fracture, 23 ℃ | 800 | % | ASTM D412 |
| tear strength | 14.0 | kN/m | ASTM D624 |
| Compression deformation | ASTM D395B | ||
| 23℃，22 hr | 17 | % | ASTM D395B |
| 70℃，22 hr | 40 | % | ASTM D395B |
| PHYSICAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Density | 0.878 | g/cm³ | ASTM D792 |
| Shrinkage rate | |||
| MD | 0.90 to 1.4 | % | ASTM D955 |
| Apparent viscosity of melt | ASTM D3835 | ||
| 200℃，1340 sec^-1 | 39.7 | Pa·s | ASTM D3835 |
| 200℃，11200 sec^-1 | 8.90 | Pa·s | ASTM D3835 |
| Process Conditions | |||
|---|---|---|---|
| injection | Nominal value | Unit | Test method |
| Barrel rear temperature | 160 to 182 | °C | |
| Barrel middle temperature | 171 to 193 | °C | |
| Barrel front temperature | 182 to 204 | °C | |
| Nozzle temperature | 182 to 204 | °C | |
| Mold temperature | 16 to 27 | °C | |
| Back pressure | 0.00 to 0.689 | MPa | |
| Screw speed | 25 to 100 | rpm | |
| Notes |
|---|
| 1. Please contact manufacturer for compliance letters. |
| 2. Typical properties: these are not to be construed as specifications. |
| 3. Die C |
| 4. 2 hr |
| 5. 25% deflection |
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