Eng
EM21
Check product samples figure
EM21
Solar Cell Backsheet Substrates
Product Series
Type
Description
EM21
Non-surface treatment
EM22
One-side corona treatment


Product Specifications
Specifications
Descriptions
Thickness
125~300μm
Width
500~1700mm
Roll Diameter
<650mm
Paper Core Diameter
3"、6"、10"
 
Product Features
Low water vapor transmission rate
Excellent processability
Good weather resistance
Milky white & translucent surface with nice flatness
Good chemical resistance and electric properties
 
Product Applications
For precise coatings & laminations, and solar cell backsheet solutions.
Typical Properties

Properties

Unit

Typical Values

Testing Method

Thickness

μm

125

150

188

250

300

DIN 53370

Tensile Strength

MD

MPa

190

180

170

170

160

ASTM D 882

TD

200

190

180

180

170

Elongation at Break

MD

%

155

155

160

165

170

ASTM D 882

TD

125

125

130

135

140

Thermal Shrinkage

MD

%

1.1

1.1

1.1

1.0

1.0

ASTM D 1204
(150° Cx30min)

TD

0.4

0.4

0.5

0.5

0.6

Dielectric Breakdown Strength

V/μm

125

90

80

65

55

GB/T 13542-2009

Partial Discharge Voltage

V

-

-

830

1030

1130

IEC60664-2007

Water Vapor Transmission Rate (38℃,90%RH)
g/m²∙24h
-
-
3.0
2.2
-
ASTMF1249-2006

PCT (121℃,0.2MPa,100%RH)

h

36-44

JESD22-A102-C

Remarks
1. MD- Machine Direction, TD- Transverse Direction.
2.2. Product Standard:Film for Electrical Insulation – Part 4: Polyethylene Terephthalate Film Used for Electrical Insulation, GB/T 13542.4—2009
3.3. The properties above are not indicated to the guaranteed values, and only apply to the film itself, instead of its relevant intermediate or final products.。
4.The data may be updated according to the new technology or knowledge, without further notification from Foshan Energetic Film Co., Ltd.
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Product categories
Photovoltaic Application
Specialty Application
Optical Application
Industrial Application
Electrical & Electronic Application
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Contact Us

Foshan Energetic Film Co.,Ltd
(An Association of Southern Packaging Group Ltd)

Tel:(86)757 81001188
Fax:(86)757 81001966
Website:http://www.dn-petfilm.com
Email:
dn-sales@southern-packaging.com

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Foshan multi-energy film Co., LTD. All rights reserved for the record/permit Numbers for: no. 0956981 cantonese ICP ready