Vishakha PET Backsheet

Vishakha PET Backsheet

Vishakha PET is a polyethylene terephthalate based weather stable with good mechanical strength backsheet. It can be used for all crystalline PV module manufacturing.

Properties

Properties
UOM
Test Method
Vishakha PET
Thickness
μm
Micro Meter
320
Width
Mm
Scale
up to 1250
Tensile Strength
MPa
ASTM D 882
MD 100
TD 100
Elongation
%
ASTM D 882
MD > 100
TD > 100
Thermal Shrinkage @ 150 °c / 30 min
%
ASTM D 1204
MD < 1.5
TD < 0.5
Inter Layer Adhesion
N/cm
ASTM D 903
HPET-PET > 5
PET-Primer > 5
Adhesion with EVA
N/cm
ASTM D 903
> 75

Construction of Vishakha PET Backsheet

Vishakha PET
Layer No
Particulars
Thickness (μ)
1
Air Side Layer - HPET
50
2
Adhesive
10
3
PET
125
4
Adhesive
10
5
Cell side - VishPrime
125
 
Total Thickness of Backsheet
320

UL File NoQIHE2 - E487880

Certification

Please click here to view certification of Vishakha PET backsheet

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