So sánh vật liệu
Thông số kỹ thuật
| Điều kiện kiểm tra | Phương pháp kiểm tra | Techmer Polymer Modifiers/HiFill® PFA 4450 | |
|---|---|---|---|
| Impact strength of cantilever beam gap | 23°C,3.18mm | ASTM D256 | NoBreak |
| UL flame retardant rating | 1.5mm | UL 94 | V-0 |
| bending strength | ASTM D790 | 44.8 MPa | |
| Shrinkage rate | MD:3.18mm | ASTM D955 | 10 % |
| density | ASTM D792 | 2.11 g/cm³ | |
| elongation | Break | ASTM D638 | >300 % |
| Melting temperature | ASTM D3307 | 304 °C | |
| Water absorption rate | 24hr | ASTM D570 | 0.025 % |
| tensile strength | Yield | ASTM D638 | 25.5 MPa |
| Rockwell hardness | R-Scale | ASTM D785 | 60 |
| Bending modulus | ASTM D790 | 517 MPa | |
| Linear coefficient of thermal expansion | MD | ASTM D696 | 1.1E-04 cm/cm/°C |
| Volume resistivity | ASTM D257 | 1E+17 ohms·cm | |
| Continuous use temperature | ASTM D696 | 260 °C |
