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PET Backsheet
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PET Backsheet

PET complex film is used for small and medium type of solar module to replace TPT having many advantages: pro-environment, anti-ultraviolet light, no yellowing etc.

Technical Data

Test Item

UNIT

DATA

DATA

Test Method

Color

 

White

White

 

Thickness

Mm

0.2

0.28

GB/T 13541

Density

G/cm3

1.44-1.45

1.44-1.45

GB/T 13542

Melting Point

259

259

GB/T 13543

Tensile Strength

Portait

Mpa

120

160

GB/T 13544

Abeam

Mpa

140

186

GB/T 13545

Elongation at break

Portait

%

87

93

GB/T 13546

Abeam

%

65

79

GB/T 13547

Shrinkage

%

1

1

GB/T 13548

Link-Frequency Electric Strength

Kv

18

23

GB/T 13549

Peel Strength

N/20mm

55

55

GB/T 13550

Rolls Rule

 

accordant

accordant

IEC62321

Continuous Use Temperature

-40~150

-40~150

 

Size & Grade

Grade

Thickness(mm)

Width(m)

M/Roll

PET(white/black/transparent)

0.2

0.5-1.00

100

PET(white/black/transparent)

0.28

0.5-1.00

100

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