| About |
|---|
| The Medalist MD-50200 Series is a high performance thermoplastic elastomer series, designed to be a sustainable alternative to flexible PVC for medical tubing and film. Medalist MD-50278 is a low density, medium hardness, clear grade, available in Nat and color-matched, intended for use in medical and healthcare applications, with excellent processability and throughput in extruded tubing.&& |
| Product Description | |
|---|---|
| Supplier | Teknor Apex |
| Generic | TPE |
| Material Status | Commercial: Active |
| Features | Excellent Processability,Good Clarity,High purity,Gamma radiation,ADCF,Halogen free,High pressure disinfection,Resistance to kink,Good bond,Low density,Solvent resistance,Ethylene oxide disinfection,Good coloring |
| Availabilitys | Africa & Middle East ,North America,Latin America,Asia Pacific,Europe |
| Technical Data | |||
|---|---|---|---|
| PHYSICAL | Nominal value | Unit | Test method |
| Density | 0.888 | g/cm³ | ASTM D792 |
| Melt Flow Rate | |||
| 200℃，5.0kg | 7.0 | g/10min | ASTM D1238 |
| MECHANICAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Shore hardness | ASTM D2240 | ||
| Shore A, 1 second | 81 | ASTM D2240 | |
| Shore A, 5 seconds | 79 | ASTM D2240 |
| elastic body | Nominal value | Unit | Test method |
|---|---|---|---|
| tensile strength | ASTM D412 | ||
| fracture | 14.9 | MPa | ASTM D412 |
| 50% strain | 4.45 | MPa | ASTM D412 |
| 100% strain | 4.79 | MPa | ASTM D412 |
| 300% strain | 6.76 | MPa | ASTM D412 |
| Tensile strain | |||
| fracture | 620 | % | ASTM D412 |
| tear strength | 64.3 | kN/m | ASTM D624 |
| Compression deformation | ASTM D395 | ||
| 23℃，22 hr | 23 | % | ASTM D395 |
| 70℃，22 hr | 83 | % | ASTM D395 |
| Process Conditions | |||
|---|---|---|---|
| injection | Nominal value | Unit | Test method |
| Extrusion | Nominal value | Unit | Test method |
| Barrel rear temperature | 149 to 171 | °C | |
| Barrel middle temperature | 171 to 193 | °C | |
| Barrel front temperature | 193 to 227 | °C | |
| Nozzle temperature | 193 to 227 | °C | |
| Processing (melt) temperature | 193 to 227 | °C | |
| Mold temperature | 21 to 52 | °C | |
| Back pressure | 0.345 to 1.03 | MPa | |
| Screw speed | 50 to 100 | rpm | |
| Cushion | 3.56 to 25.4 | mm | |
| Barrel 1 zone temperature | 171 to 188 | °C | |
| Barrel 2 zone temperature | 182 to 196 | °C | |
| Barrel 3 zone temperature | 185 to 204 | °C | |
| Barrel 5 zone temperature | 204 to 227 | °C | |
| Nozzle temperature | 204 to 227 | °C | |
| Notes |
|---|
| 1. Typical properties: these are not to be construed as specifications. |
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