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CY11G48 Hydrolysis resistance PET Film for Solar Cell Back sheet
  • Name: CY11G48 Hydrolysis resistance PET Film for Solar Cell Back sheet
  • Model: CY11G48
  • email  Contact Us
    • CY11G48 Hydrolysis resistance PET Film for Solar Cell Back sheet
Product Details

1.Features and application

White PET film with excellent electrical insulation properties, low water vapor transmission rate, good coating processing performance, excellent anti-aging properties. Mainly used in the field of solar cell back material.


2.Thickness & Specification

Standard thickness: 125、150、250μm. Thickness can be customized according to customer's specific requirement.


Specification

Property

Unit

Index

Test Method

Thickness

μm

125

150

250

GB/T 13542.2-2009

Thickness tolerance

%

±3

±3

±5

Tensile strength  ≥

MD

MPa

150

140

140

TD

160

150

150

Elongation at break  ≥

MD

%

110

100

90

TD

85

80

80

Heat shrinkage 

(150℃, 30min)  ≤

MD

%

1.5

TD

0.5

Light transmittance

%

12±4

10±4

6±4

ASTM D 1003

Electrical strength  ≥

V/μm

90

85

60

GB/T 1408.1-2006

WVTR  ≤

g/(m2.24h)

3.2

2.8

2.0

GB/T 21529-2008

Wetting Tension  ≥

mN/m

52

GB/T 14216-2008

PCT accelerated aging  ≥

%

10

121℃, 100%RH, 2atm, 48h

Remark: WVTR and PCT are type inspection, other indexes are delivery inspection.


3.Storage conditions

Stored in a clean, dry, ventilated place, keep away from fire and heating, avoid direct sunlight.

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