double sided copper clad laminate Polyimide Film double sided copper clad laminate polyimide film is advanced applications in military, aerospace, automotive and consumer electronics markets,
where reliable embedded resistor technology, temperature tolerance, and robust processing is required.
copper coated polyimide film features:
Excellent resistive layer tolerance and electrical performance
Excellent dielectric thickness tolerance
Embedded capacitance and resistance in a single laminate
Thin, rugged copper clad laminate with superior handling and processing
High copper polyimide resistor foil adhesion strength
Low coefficient of thermal expansion for flex and rigid multi-layer PCBs
Excellent thermal resistance, up to 180C (356F) M.O.T.
Item | Unit | Thickness |
20 | 25 | 50 |
Hemispherical emissivity factor | metalized side | Ɛ | 0.04±0.02 | | |
non metalized side | | 0.61±0.02 | | 0.69±0.02 |
Solar direct absorptance | metalized side | ρ<1 | 0.09±0.02 |
non metalized side | | 0.33±0.02 | 0.38±0.02 |
Normal emittance | | mm.mrad. | 0.035 |
| high temp resistance | ℃ | 400 |
thermal properties | low temp resistance | ℃ | 200 |
| short term temp | ℃ | <400 |
Adhesion of aluminum layer | | N | | 1.45 | |
ionization radiation effect | | rad | | 3.10*9 | |
salt-fog resistance | 24h/5%Salinity ﹣195-200℃ | 100times≤ | 5% salt spray in 24 hours, test between -195 ℃ to 200℃, thermal cycle 100 times Meet 10 pcs humidity cycle tests at the same time |
We have been in plastic film line for more than 19 years and we have much experience in plastic film of all different application. our
main products are all kind of function film . main 4 seirers
a. Hologram Projection Film
1. 45 degree hologram projection film
b.PET function film
1. Pet Color Film 2. PET Milky White Film ,3white pet film 4. black PET film 5.Matte PET Film 5.Coated Pet Film 6.Uv Coating Pet Film etc
C. Metallized film
Alox PET film, Metallized Pet Film,cu metallized PET film etc
d electrical insulation film
PI Film ,perforated polyimide film etc
flourine film etc