| About |
|---|
| KYNAR® 720 BLACK is a semi-crystalline low molecular weight pelletized polymer of vinylidene fluoride. It is a versatile engineering plastic with an outstanding balance of physical and chemical properties which qualify it for high performance service in a wide range of applications. It is a thermoplastic fluoropolymer capable of being fabricated in standard processing equipment. The molecular weight and molecular weight distribution have been carefully tailored to supply a grade suitable for a variety of processing requirements and end-use applications. KYNAR® 720 BLACK is recommended for fine extrusion operations. It is also suitable for injection molding applications where very thin cross-sections for intricate design require excellent melt flow characteristics.&& |
| Product Description | |
|---|---|
| Supplier | Arkema |
| Generic | PVDF |
| Material Status | Commercial: Active |
| Features | Good liquidity,Hypocrystalline,Low molecular weight |
| Availabilitys | Africa & Middle East ,North America,Latin America,Asia Pacific,Europe |
| Process Methods | Extrusion |
| Technical Data | |||
|---|---|---|---|
| MECHANICAL | Nominal value | Unit | Test method |
| Shore hardness | |||
| Shore D, 23 ℃ | 76 to 80 | ASTM D2240 | |
| tensile strength | |||
| Fracture, 23 ℃ | 34.5 to 55.2 | MPa | ASTM D638 |
| Yield, 23 ℃ | 44.8 to 55.2 | MPa | ASTM D638 |
| Tensile strain | |||
| Fracture, 23 ℃ | 20 to 100 | % | ASTM D638 |
| Bending modulus | |||
| 23℃ | 1380 to 2310 | MPa | ASTM D790 |
| bending strength | |||
| 23℃ | 58.6 to 75.8 | MPa | ASTM D790 |
| compressive strength | |||
| 23℃ | 68.9 to 103 | MPa | ASTM D695 |
| THERMAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Melting peak temperature | 165 to 172 | ℃ | ASTM D3418 |
| Electrical performance | Nominal value | Unit | Test method |
|---|---|---|---|
| Volume resistivity | |||
| 20 ℃ | 2.0E+14 | ohms·cm | ASTM D257 |
| PHYSICAL | Nominal value | Unit | Test method |
|---|---|---|---|
| Density | 1.77 to 1.79 | g/cm³ | ASTM D792 |
| Melt Flow Rate | 5.0 to 27 | g/10min | ASTM D1238 |
| Apparent viscosity of melt | |||
| 232℃,100 sec^-1 | 600 to 1200 | Pa·s | ASTM D3835 |
| Notes |
|---|
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