... back sheet,it is made for the packing of solar cell models, superior light, easy to bend, transmittance is ... a good packing film for solar cell model,it can supply good protection for solar cells,and it is the ... most ideal packing material for solar cell packageIt has salient product features1:Thicknss:0.3, ... .3surface resistivity(Ω)3x10^153x10^15breakdown voltage(KV)17.519 eva solar cell film