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  • Lucky KPCW1 Solar Backsheet-Baoding Lekai International|UV Protection, Weather Durability

Lucky KPCW1 Solar Backsheet-Baoding Lekai International|UV Protection, Weather Durability

Aug . 11, 2025

Introduction

The Lucky KPCW1 Solar Backsheet represents a significant advancement in photovoltaic (PV) technology, designed to meet the rigorous demands of modern solar power systems. Developed by Baoding Lekai International Ltd., this product combines cutting-edge material science with stringent quality control to deliver superior environmental resistance and long-term performance. As the global shift toward sustainable energy accelerates, the need for reliable solar backsheet solutions has never been more critical. The KPCW1 model stands out as a testament to innovation in the solar backsheet manufacturer industry, offering a comprehensive solution for diverse applications.

Product Features and Environmental Resistance

The KPCW1 solar backsheet is engineered with a PVDF fluoropolymer weather-resistant layer that provides exceptional protection against environmental stressors. This advanced formulation ensures the product can withstand extreme conditions while maintaining optimal performance. Key features include:

  • UV Protection: The PVDF layer achieves an impressive UV blocking rate of over 95%, safeguarding the underlying materials from degradation caused by prolonged sunlight exposure.
  • Temperature Adaptability: The backsheet operates efficiently in a wide temperature range, from -40°C to 85°C, making it suitable for both arid and cold climates.
  • Weather Durability: Rigorous testing confirms the product's ability to pass the 3000-hour dual 85 (85°C/85% RH) aging test, ensuring longevity in harsh weather conditions.
  • Chemical Resistance: The material effectively resists acids, alkalis, solvents, and salt spray, making it ideal for coastal and industrial environments.
  • Mechanical Properties: After damp heat aging, the backsheet retains over 90% of its tensile strength, demonstrating remarkable resilience.
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Reliable Bonding System

The KPCW1's fluorinated coating cured adhesive layer ensures long-term reliability through rigorous testing and verification. Key performance metrics include:

  • Peel Strength: Exceeds 60N/cm with EVA, ensuring robust adhesion even under mechanical stress.
  • Interface Stability: Demonstrates excellent stability in thermal aging tests, preventing delamination over time.
  • Thermal Cycling Resistance: No delamination observed after repeated thermal cycling tests.
  • UV Resistance: Passes 200kWh/m² UV accelerated aging tests, maintaining structural integrity.
  • Humidity Resistance: Retains over 85% bond strength in humid environments, critical for tropical and coastal regions.

These attributes make the KPCW1 an ideal choice for solar backsheet material applications where durability and performance are paramount.

Strict Quality Control Measures

Baoding Lekai International Ltd. employs a comprehensive quality control framework to ensure the KPCW1 meets the highest standards. Each batch undergoes:

  • Comprehensive raw material inspection
  • Real-time monitoring of key production parameters
  • 100% finished product appearance and dimensional inspection
  • Regular sampling for accelerated aging tests
  • Complete product quality traceability records

This meticulous approach ensures consistency and reliability, aligning with the National Institute of Standards and Technology (NIST) guidelines for material performance and durability in industrial applications.

Wide Range of Applications

The KPCW1 solar backsheet is designed for diverse environments, including:

  • Utility-Scale Solar Power Plants: Provides reliable protection for large-scale installations.
  • Commercial and Industrial Projects: Suitable for rooftops and ground-mounted systems in urban settings.
  • Coastal Areas: Resists salt spray and high humidity, ideal for seaside locations.
  • High-Irradiation Deserts: Maintains performance under intense sunlight and extreme temperatures.
  • Regions with Large Temperature Variations: Adapts to fluctuating climates without compromising integrity.

Its versatility makes it a preferred solution for solar backsheet suppliers and system integrators worldwide.

Product Specifications Table

Specification Details
Material PVDF Fluoropolymer
UV Blocking Rate ≥95%
Temperature Range -40°C to 85°C
Weather Aging Test 3000 hours at 85°C/85% RH
Chemical Resistance Acids, Alkalis, Solvents, Salt Spray
Tensile Strength Retention ≥90% after Damp Heat Aging
Peel Strength with EVA ≥60N/cm
Humidity Resistance ≥85% Bond Strength Retention

Company Background and Commitment

Founded as a leading solar backsheet manufacturer, Baoding Lekai International Ltd. has established itself as a trusted name in the photovoltaic industry. The company's commitment to innovation is evident in its continuous investment in R&D and production facilities. By focusing on optimizing the KPCW1 backsheet, Lucky aims to provide cutting-edge solutions that meet the evolving needs of the renewable energy sector.

Visit Baoding Lekai International Ltd. to explore their state-of-the-art R&D center and production facilities, and discover how they are shaping the future of PV module technology.

Conclusion

The Lucky KPCW1 Solar Backsheet exemplifies the synergy between advanced material science and rigorous quality control. Its exceptional environmental resistance, reliable bonding system, and versatility make it a cornerstone of modern solar power systems. As the industry moves toward more sustainable solutions, the KPCW1 stands as a testament to the importance of innovation and quality in the solar backsheet material market.

References

National Institute of Standards and Technology (NIST) guidelines on material performance and durability in industrial applications. For more information on NIST's role in advancing technology, visit their official website.

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