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Kapton® B polyimide film is a black, homogeneous opaque material developed for applications requiring consistent performance across a wide temperature range. Its construction and appearance are intended to support industrial uses where dimensional stability and controlled visual characteristics are important.
| Property Group | Property Name | Value | Test Method |
|---|---|---|---|
| Appearance | Color | Black | |
| Classification | Functional Film Type | Opaque dielectric film | |
| Electrical | UL Electrical RTI (°C) | 130 | UL 746B |
| Mechanical | UL Mechanical Strength RTI (°C) | 130 | UL 746B |
| Regulatory | UL Flammability Rating | V-0 | UL-94 |
| Property Name | Thickness (μm) | Elongation % to Break @23°C | Dielectric Strength (kV/mm) | Tensile Strength @23°C (MPa) | Tensile Modulus @23°C (GPa) |
|---|---|---|---|---|---|
| Test Method | ASTM D5470 | ASTM D882 | ASTM D149 | ASTM D882 | ASTM D882 |
| Kapton® 50B | 12.7 | 65 | 114 | 262.0 | 3.10 |
| Kapton® 100B | 25.4 | 65 | 110 | 241.3 | 3.03 |
| Kapton® 200B | 50.8 | 80 | 106 | 255.1 | 3.03 |
| Kapton® 300B | 76.2 | 90 | 87 | 255.1 | 3.03 |
| Kapton® 500B | 127.0 | 90 | 63 | 241.3 | 3.03 |