| About |
|---|
| Medalist(R) MD-12340 is a translucent high performance thermoplastic elastomer intended for use in medical and healthcare applications. Medalist(R) MD-12340 is a low density, low hardness, low odor grade that is suitable for extrusion and injection molding.&& |
| Product Description | |
|---|---|
| Supplier | Teknor Apex |
| Generic | TPE |
| Material Status | Commercial: Active |
| Features | Good Clarity,High impact resistance,Quick molding cycle,Good stripping performance,Food contact compliance,Random copolymer |
| Availabilitys | North America,Europe |
| Process Methods | Injection Molding |
| Technical Data | |||
|---|---|---|---|
| PHYSICAL | Nominal value | Unit | Test method |
| Density | 0.878 | g/cm³ | ASTM D792 |
| Melt Flow Rate | |||
| 200℃，5.0kg | 2.0 | g/10min | ASTM D1238 |
| MECHANICAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Shore hardness | ASTM D2240 | ||
| Shore A, 1 second | 42 | ASTM D2240 | |
| Shore A, 5 seconds | 40 | ASTM D2240 |
| elastic body | Nominal value | Unit | Test method |
|---|---|---|---|
| tensile strength | ASTM D412 | ||
| fracture | 9.31 | MPa | ASTM D412 |
| 100% strain | 1.10 | MPa | ASTM D412 |
| 200% strain | 1.83 | MPa | ASTM D412 |
| 300% strain | 2.72 | MPa | ASTM D412 |
| Tensile strain | |||
| fracture | 780 | % | ASTM D412 |
| tear strength | 21.9 | kN/m | ASTM D624 |
| Compression deformation | |||
| 23℃，22 hr | 13 | % | ASTM D395 |
| Process Conditions | |||
|---|---|---|---|
| injection | Nominal value | Unit | Test method |
| Extrusion | Nominal value | Unit | Test method |
| Barrel rear temperature | 138 to 160 | °C | |
| Barrel middle temperature | 160 to 182 | °C | |
| Barrel front temperature | 171 to 193 | °C | |
| Nozzle temperature | 193 to 216 | °C | |
| Processing (melt) temperature | 193 to 216 | °C | |
| Mold temperature | 21 to 38 | °C | |
| Injection pressure | 1.38 to 5.52 | MPa | |
| Back pressure | 0.172 to 0.689 | MPa | |
| Screw speed | 50 to 100 | rpm | |
| Cushion | 3.81 to 25.4 | mm | |
| Barrel 1 zone temperature | 138 to 149 | °C | |
| Barrel 2 zone temperature | 149 to 160 | °C | |
| Barrel 3 zone temperature | 160 to 182 | °C | |
| Barrel 4 zone temperature | 171 to 193 | °C | |
| Barrel 5 zone temperature | 171 to 193 | °C | |
| Nozzle temperature | 182 to 204 | °C | |
| Notes |
|---|
| 1. Typical properties: these are not to be construed as specifications. |
| 2. Die C, 20 in/min |
| 3. Type 1 |
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