Regarding ito pet film used for EL printing, always have strict requirements on resistance and heat shrinkage. To meet market high demand, we always strictly test product properties before delivery, to assure resistance tolerance +/-10ohm, after several heat, size still nearly stable.
ITO FILM TECHNICAL DATA SHEET
No.
Property
Unit
Data
Test Method
1
Visible Light Transmission
%
≥77
Transparency Testing Machine
2
Hue (b value)
-
0≤b≤4
Transparency Testi…