The Global Photovoltaic Calendered Glass Market was valued at USD 12.8 Billion in 2024 and is projected to reach USD 25.7 Billion by 2030, growing at a Compound Annual Growth Rate (CAGR) of 12.3% during the forecast period (2024–2030). This robust growth is fueled by the global transition to renewable energy, supportive government policies for solar power, and advancements in glass manufacturing technologies that enhance solar module efficiency and durability.

As the solar industry expands its capacity to meet net-zero targets, the demand for high-performance encapsulation materials is accelerating. Photovoltaic calendered glass, a specialized type of solar glass, plays a critical role in protecting solar cells while maximizing light transmittance. In this blog, we profile the Top 10 Companies in the Photovoltaic Calendered Glass Industry—a group of global manufacturers and technology innovators driving the future of solar module production.

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🔟 1. AGC Solar

Headquarters: Tokyo, Japan
Key Offering: High-transmittance glass, Anti-reflective coated glass, Ultra-thin photovoltaic glass

AGC Solar, a business unit of the global glass giant AGC Inc., is a leading supplier of high-performance glass for solar applications. The company leverages its advanced glass technology to produce products that offer superior light transmission and durability, which are critical for maximizing the energy output of photovoltaic modules.

Innovation Initiatives:

• Development of anti-reflective coatings that increase light capture

• Investment in high-throughput production lines for cost efficiency

• Focus on lightweight and flexible glass solutions for next-gen modules

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9️⃣ 2. Xinyi Solar

Headquarters: Wuhu, Anhui, China
Key Offering: Photovoltaic glass, AR glass, Dual-glass module solutions

Xinyi Solar is one of the world’s largest manufacturers of solar glass, with a significant market share. The company specializes in the production of ultra-clear patterned glass and anti-reflective coated glass, which are essential components for high-efficiency solar panels.

Innovation Initiatives:

• Massive expansion of production capacity to meet soaring global demand

• Continuous R&D to improve glass strength and optical properties

• Strategic vertical integration to control supply chain costs

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8️⃣ 3. Flat Glass Group (FGG)

Headquarters: Jiaxing, Zhejiang, China
Key Offering: Coated glass, Ultra-white glass, Tempered solar glass

Flat Glass Group is a major global player with a strong focus on the photovoltaic glass segment. The company produces a wide range of solar glass products, including the high-transparency glass required for both monocrystalline and polycrystalline solar modules.

Innovation Initiatives:

• Adoption of advanced tempering and coating technologies

• Expansion into international markets with new manufacturing facilities

• Commitment to reducing the carbon footprint of glass production

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7️⃣ 4. Borosil Renewables

Headquarters: Mumbai, Maharashtra, India
Key Offering: Textured glass, Low-iron solar glass, High-transmittance glass

Borosil Renewables is India’s first and only manufacturer of solar glass, holding a pivotal position in the South Asian market. The company’s products are known for their high quality and are used by major module manufacturers both domestically and internationally.

Innovation Initiatives:

• Pioneering the domestic solar glass manufacturing ecosystem in India

• Investing in capacity expansion to reduce import dependency

• Focus on developing specialized glass for bifacial module technology

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6️⃣ 5. Nippon Sheet Glass (NSG Group)

Headquarters: Tokyo, Japan
Key Offering: TCO glass, Anti-soiling glass, Patterned glass for PV

The NSG Group, operating under the Pilkington brand, is a global leader in glass manufacturing with a significant presence in the solar energy sector. The company provides advanced glass solutions that enhance the performance and longevity of solar modules.

Innovation Initiatives:

• Development of Transparent Conductive Oxide (TCO) glass for thin-film solar cells

• Research into anti-soiling coatings that minimize maintenance requirements

• Global supply chain optimization for consistent quality and delivery

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5️⃣ 6. Guardian Glass

Headquarters: Auburn Hills, Michigan, USA
Key Offering: SunGuard® PV glass, High-performance coated glass

Guardian Glass, a subsidiary of Koch Industries, is a leading global supplier of high-quality glass products. Its solar glass division focuses on producing glass that maximizes light transmission while providing robust protection for photovoltaic cells against environmental factors.

Innovation Initiatives:

• Proprietary coating technologies to enhance light transmission and durability

• Investment in sustainable manufacturing processes

• Collaboration with module makers to develop customized glass solutions

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4️⃣ 7. Taiwan Glass Group

Headquarters: Taipei, Taiwan
Key Offering: Low-iron solar glass, AR glass, Tempered glass for modules

Taiwan Glass Group is a prominent glass manufacturer with a growing footprint in the photovoltaic glass market. The company produces low-iron glass that is essential for high-efficiency solar modules, catering to both the Taiwanese and international markets.

Innovation Initiatives:

• Expansion of solar glass production capacity to serve the Asia-Pacific region

• Focus on improving the mechanical strength of glass for enhanced module reliability

• Development of cost-effective manufacturing techniques

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3️⃣ 8. IRICO Group New Energy

Headquarters: Xianyang, Shaanxi, China
Key Offering: Photovoltaic glass, Ultra-clear patterned glass, Bifacial module glass

IRICO Group New Energy is a significant Chinese manufacturer specializing in the production of glass for the solar industry. The company is known for its large-scale production capabilities and consistent product quality, supplying major module manufacturers worldwide.

Innovation Initiatives:

• Rapid scaling of production to capitalize on market growth

• Investment in automation to improve manufacturing precision and yield

• Development of glass optimized for PERC and TOPCon cell technologies

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2️⃣ 9. CNBM (Yixing) New Energy

Headquarters: Yixing, Jiangsu, China
Key Offering: Solar cover glass, AR coated glass, High-strength tempered glass

As part of the China National Building Material Group (CNBM), one of the world’s largest building materials companies, CNBM (Yixing) New Energy is a major force in the photovoltaic glass market. The company benefits from extensive R&D resources and a vast manufacturing network.

Innovation Initiatives:

• Leveraging group R&D for advanced glass formulations and processes

• Strategic positioning within China’s dominant solar supply chain

• Focus on producing glass for high-wattage and bifacial modules

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1️⃣ 10. Sisecam Flat Glass

Headquarters: Istanbul, Turkey
Key Offering: Solar glass, Low-iron glass, Customized glass solutions

Sisecam is a leading global player in the glass industry with a strong focus on the solar sector. The company produces high-quality, low-iron glass that is crucial for achieving the high levels of transparency required by photovoltaic modules, serving markets in Europe, the Middle East, and Africa.

Innovation Initiatives:

• Investment in new production technologies to enhance glass quality and efficiency

• Geographic expansion to serve emerging solar markets

• Commitment to sustainable production practices and circular economy principles

Get Full Report Here: Photovoltaic Calendered Glass Market – View in Detailed Research Report

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🌍 Outlook: The Future of Photovoltaic Calendered Glass Is Brighter and More Efficient

The photovoltaic calendered glass market is experiencing a dynamic transformation. As solar energy becomes a cornerstone of the global energy mix, the demand for advanced glass that boosts module efficiency and longevity is surging. The industry is investing heavily in new manufacturing technologies, thinner and stronger glass formulations, and coatings that push the boundaries of light management.

📈 Key Trends Shaping the Market:

• Rapid capacity expansion, particularly in China and Southeast Asia, to meet demand

• Innovation in anti-reflective and anti-soiling coatings to maximize energy yield

• Shift towards thinner glass to reduce module weight and material costs

• Growing adoption of dual-glass modules, which require two sheets of glass per panel

The companies listed above are not only supplying a critical component to the solar industry—they are actively enabling higher efficiencies and lower costs for solar power generation worldwide.

Get Full Report Here: Photovoltaic Calendered Glass Market – View in Detailed Research Report