So sánh vật liệu
Thông số kỹ thuật
| Điều kiện kiểm tra | Phương pháp kiểm tra | The Chemours Company/Tefzel® 280 | |
|---|---|---|---|
| Linear coefficient of thermal expansion | MD:0to100°C | ASTME831 | 1.3E-04 cm/cm/°C |
| Shore hardness | ShoreD | ASTM D2240 | 72 |
| Impact strength of cantilever beam gap | 23°C | ASTM D256 | NoBreak |
| density | ASTM D792 | 1.70 g/cm³ | |
| melt mass-flow rate | 297°C/5.0kg | ASTM D3159 | 4.0 g/10min |
| Bending modulus | 23°C | ASTM D790 | 1200 MPa |
| Arc resistance | ASTM D495 | 122 sec | |
| Maximum operating temperature | UL 746 | 150 °C | |
| elongation | Break,23°C | ASTM D3159 | 300 % |
| Water absorption rate | 24hr | ASTM D570 | 7E-03 % |
| Dissipation factor | 23°C,1MHz | ASTM D1531 | 7.2E-03 |
| Melting temperature | ASTM D3159 | 255to280 °C | |
| compressive strength | ASTM D695 | 38.0 MPa | |
| Dielectric strength | 0.250mm | ASTM D149 | 70 kV/mm |
| Dielectric constant | 23°C,1MHz | ASTM D1531 | 2.50to2.60 |
| Volume resistivity | ASTM D257 | 1E+17 ohms·cm | |
| Extreme Oxygen Index | ASTM D2863 | 30to32 % | |
| tensile strength | 23°C | ASTM D3159 | 47.0 MPa |
