Black Polyimide Film is made from special formulation and work process with black color, widely used in manufacturing black coverlay,label,etc. for flexible circuit board, and other fields.
Characters:
* In black color (both matte and polish black available)
* Class H insulation and can work for long term under 200℃.
*Higher mechanical strength, better tear resistance and flexibility.
*Supplied with different width and thickness
Spec.:
Type | BPIF-13 | BPIF-25 | BPIF-50 | BPIF-75 |
Thickness mm | 0.013±0.001 | 0.025±0.003 | 0.050±0.004 | 0.075±0.005 |
Basic weight g/m2±10% | 18 | 37 | 73 | 108 |
Width mm | on customers' demand | |||
Supply size | Supplied in rolls, core diameter: 76mm. |
Лcustomization can also be available.
Typical Properties( The follows are just examples not read as guaranteed values)
items | Test methods | Units | Typical Value BPIF-13/25/50/75 |
1. Visual | The surface should be even and free from wrinkle, blister, adhesive particle impurity. | ||
2.Tensile strength | ASTM/D882 | MPa | Min.100 |
3. Elongation | ASTM/D882 | % | Min.35 |
4.Dielectric strength | ASTM/D149 | kV/mm | Min.25/30/35/40 25/30/35/40 |
7.Glossy | ASTM/D523 | Gs | Max.50 |
8.Transmittance | GB/T2410-2008 | % | 0 |
9.Dimensional Stability | IPC TM 650,2.2.4A | % | ≤0.15 |
10. Temperature index | UL746B(Mech.) | ℃ | 230 |
UL746B(Elec.) | ℃ | 230 | |
11. Moisture absorption | ASTM/D570 | % | ≤4.0 |
12. Flammability | UL-94 | V-0 |
Storage:
The product is packed in reinforced carton and sealed in plastic film bag. Please keep dry and in room temperature. Shelf life is 24 months.
Application:
Black polyimide Film is widely used in flexible printed circuit board, etc.
Note: 1.All of above information is based on our best knowledge, not read as guarantees. Right reserved for corrections.
2.Please contact us if customization requirements.