White Back Sheet for Solar Panel Modules

Basic Information

Model NO.

YLW-CPC-300

Application

Customized

Condition

New

Certification

ISO, CE

Material

Pet

Width

Customized

Color

White and Black

Thickness

300 µm

WVTR

2.0 g/(m².d)

Origin

China

Capacity

1,000,000 sqm/Year

Product Description

Superior Weathering Performance: Engineered to resist long-term ultraviolet aging with a 25-year service life for optimal backsheet protection.

Low Permeability: Features an exceptionally low water vapor transmission rate to ensure internal component safety.

High Reflection Gain: Inner reflectivity can exceed 85%, significantly optimizing the CTM (Cell-to-Module) efficiency of solar modules.

Product Application

This product is specially designed and optimized for crystalline silicon photovoltaic modules, providing essential insulation and environmental protection.

Product Structure

Technical Parameters

Item	Unit	Test Method	Parameters
Appearance	/	Visual	No delamination, blister or crack
Thickness	µm	GB/T 13542.2-2009	≥300
Adhesion	Class	Standard	0
Dimensional Stability (150ºC)	%	GB/T 13542.2-2009	≤1 (MD/TD)
Elongation at Break	%	GB/T 13542.2-2009	≥80 (MD/TD)
Tensile Strength	MPa	GB/T 13542.2-2009	≥110 (MD/TD)
Adhesive Strength with EVA	N/cm	GB/T 2790-1995	≥60
Partial Discharge Voltage	VDC	GB/T 16935.1-2008	≥1500
Breakdown Voltage	KV	GB/T 1408.1-2006	≥18
WVTR (38ºC, 90%RH)	g/(m².d)	GB/T 21529-2008	≤2.0
Hygrothermal Aging (2000h)	/	85ºC, 85%RH	Pass (b<3.0)
UV Aging (120 kWh/m2)	/	Standard	Pass (b<4.0)

Packaging & Shipping

Frequently Asked Questions

What is the estimated service life of this solar backsheet?

The backsheet is designed with superior weathering performance, offering a service life of up to 25 years under standard conditions.

How does the high reflectivity benefit solar modules?

With an inner reflectivity of over 85%, it increases the light harvest within the module, thereby significantly improving the Cell-to-Module (CTM) efficiency.

What type of solar modules is this product suitable for?

It is specifically engineered for crystalline silicon photovoltaic modules.

Does the material meet international safety standards?

Yes, the product is ISO and CE certified, ensuring it meets rigorous quality and safety requirements.

What is the water vapor transmission rate (WVTR) of this film?

The backsheet maintains a low WVTR of ≤ 2.0 g/(m².d), providing excellent moisture barrier protection.

How is the product typically packaged for shipping?

The film is packed on rolls, secured in cartons, and placed on pallets to ensure safe transportation and handling.

Product Detail

White Back Sheet for Solar Panel Modules

Product Description

Basic Information

Product Description

Product Application

Product Structure

Technical Parameters

Packaging & Shipping

Frequently Asked Questions

Related Products

Product Detail

White Back Sheet for Solar Panel Modules

Product Description

Basic Information

Product Description

Product Application

Product Structure

Technical Parameters

Packaging & Shipping

Frequently Asked Questions

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