JUFU EVA film is suitable for encapsulating silicon module, thin film module and BIPV module, which produced by resins of VA content 30%-33%. The properties of film is high transmission, strong adhesion and long term performance.
Properties
Excellent light transmittance: The light transmittance is 91%
Cross-linking rate（135℃20min）:80%-90%
Damp Heat Test,UV Test both for 1000hrs, no yellowing, no aging
Adhesion with glass and back-sheet≥90 N/20mm
EVA solar module glue film technical data
|
Item |
Unit |
Standard |
Fast cure |
|
VA Contents |
% |
30 |
30 |
|
Melting Point(before cross-linking) |
℃ |
72 |
72 |
|
Light transmittance |
% |
91 |
91 |
|
Density |
g/cm3 |
0.96 |
0.96 |
|
Specific Heat |
J/℃·g |
2.3 |
2.3 |
|
Heat Conductivety |
W/mk |
0.3 |
0.3 |
|
Glass Transition Temp |
℃ |
-40 |
-40 |
|
Tensile Strength at Break(after cross-linking) |
Mpa |
20 |
20 |
|
Elongation at Break(after cross-linking) |
% |
520 |
520 |
|
Water Absorption(20℃20min) |
% |
0 |
0.1 |
|
Cross-linking rate(135℃20min) |
% |
70-75 |
80-90 |
|
Adhesive Strength(First EVA-Glass) |
N/20mm |
103 |
96 |
|
Adhesive Strength(First EVA-TPT)) |
N/20mm |
147 |
120 |
|
Light Resistance(UV Radiation 800hr) |
%Retention |
≥95 |
≥95 |
|
Damp Heat Test(1000hrat+85℃,85%RH) |
%Retention |
≥95 |
≥95 |
|
Shrinkage Rate(120℃,3min) |
MD% |
＜2.0 |
＜2.0 |
|
CD% |
＜1.0 |
＜1.0 |
Size&Grade
Thickness: 0.3mm-1.0mm Width:250mm-2200mm