EVA film for solar cell encapsulation 1. Transparency: 92% 2. Density: 0.96g/cubic meter 3.Specific heat: 2.30 J/cetigrade ,

EVA Film For Encapsulating Solar Module

EVA film for encapsulating solar module not noly serve as a adhesive and seal, but also play an improtant role to  quality and life of solar module. 

Features	Test method	Unit	Sun-6
VA content		%	33
Transparency	ASTM D1003	%	more than 92
UV irradiation 1000h	ASTM D4329-99	Δ Y	less or equal to 2
85 °C+85% RH1000h	IEC60068-2-78	Δ Y	less or equal to 2
Shrinkage rate	ASTM D1204	longitudinal  %	less or equal to 2
		horizontal %	less or equal to 1
Adhesive strength from glass	GB/T 2790-1995	N/cm	more or equal to50
Adhesive strength from back  sheet	GB/T 2790-1995	N/cm	more or equal to 45
Cross linking rate	ASTM D2765	%	more than 80
Tensile strength	ISO 527-03	Mpa	21
Elongation at break	ISO 527-03	%	560
Density	ATSM D792	g/m³	0.96
Specific heat	GB/T 4608-1984	J/°C,g	2.30
Water absorption	GB/T 1034-1998	%	less than 0.01

Thickness: 0.25 mm--0.80 mm 

Width: 200mm--2300mm

Length: 100m

Precedure

ITEM	Parameter	Cross linking rate
Vacuum suction time	5-8 minutes	80-90%
Laminated temperature       (glass surface temperature)	135-145°C	80-90%
Solidify time	15-20 minutes	80-90%

More detail, pls don't hesitate to contact me!  

EVA film for solar cell encapsulation