PI
Polyimide
Polyimide, Commonly Known As Polyimide In Chinese, Is An Aromatic Heterocyclic Polymer With Imide Group Chain,Used In Aviation, Automobile, Electronic Appliances, Industrial Machinery And So On.
Advantage
Characteristic:
Excellent mechanical properties, abrasion resistance, excellent heat resistance, good radiation resistance, good chemical stability, flame retardant.
Information
| Shape | Colour | ||
 |  | ||
| Plate | Bar | Black | Natural Color |
| Thickness（mm） | Breadth（mm） | Length（mm） |
| 6-100 | 610 | 1220 |
| Diameter（mm） | Length（mm） |
| 6-150 | 1000 |
Specific gravit | ASTM D792 | g/cm3 | 1.42 |
Tensile yield strength | ASTM D638 | Mpa | 90 |
Breaking elongation | ASTM D638 | % | 10 |
Bending strength | ASTM 790 | Mpa | 110 |
Flexural modulus | ASTM 790 | Mpa | 3000 |
Rockwell hardness | ASTM D785 | 48 | |
Charpy impact strength | GB 1043 | kJ/M2 | 80 |
Melting point | DSC | °C | 500 |
Heat distortion temperature | ASTM D648 | °C | 330 |
Operating temperature | - | °C | 310 |
Maximum operating temperature | - | °C | 330 |
Coefficient of linear themal | ASTM D696 | Um/m/k | 55 |
Dielectric strength | ASTM D150 | KV-mm | 100 |
Dielectric loss factor | ASTM D150 | - | 0.018 |
| Volume resistivit | ASTM D257 | Ω.cm | 1015 |
Surface resistivity | ASTM D257 | Ω | 1017 |
Dielectric constant | ASTM D149 | - | 3.5 |
| Water absorption | 23°C 60%RH | % | 0.24 |
Resistance to hot water | 23°C 60%RH | + |
Flammability | UL 94 | V-0 | |
Non toxic | EEC 90/128 FDA | + | |
| Anti-ultraviolet | - | + |
