PUBLISHER: The Business Research Company | PRODUCT CODE: 1927215
PUBLISHER: The Business Research Company | PRODUCT CODE: 1927215
S-grade high-strength glass fiber is a specialized reinforcement material recognized for its outstanding mechanical properties, especially its high tensile strength and modulus. It is designed to deliver superior performance in demanding structural applications, providing enhanced durability, thermal stability, and resistance to fatigue and corrosion.
The primary types of S-grade high-strength glass fiber include continuous fiber, chopped fiber, and others. Continuous fiber consists of long, unbroken glass strands that run the entire length of a product. It is produced using the direct melt process and marble melt process and finds applications in aerospace, architecture, automotive, and various other industries.
Note that the outlook for this market is being affected by rapid changes in trade relations and tariffs globally. The report will be updated prior to delivery to reflect the latest status, including revised forecasts and quantified impact analysis. The report's Recommendations and Conclusions sections will be updated to give strategies for entities dealing with the fast-moving international environment.
Tariffs have affected the s grade high strength glass fiber market by increasing costs for imported raw materials, melting equipment, and specialized manufacturing machinery. Aerospace and automotive manufacturers in north america and europe have faced higher sourcing expenses. These cost pressures have impacted composite component pricing. However, tariffs are also encouraging local fiber manufacturing, capacity expansion, and long term investments in advanced glass fiber production technologies.
The s-grade high-strength glass fiber market research report is one of a series of new reports from The Business Research Company that provides s-grade high-strength glass fiber market statistics, including s-grade high-strength glass fiber industry global market size, regional shares, competitors with a s-grade high-strength glass fiber market share, detailed s-grade high-strength glass fiber market segments, market trends and opportunities, and any further data you may need to thrive in the s-grade high-strength glass fiber industry. This s-grade high-strength glass fiber market research report delivers a complete perspective of everything you need, with an in-depth analysis of the current and future scenario of the industry.
The s-grade high-strength glass fiber market size has grown strongly in recent years. It will grow from $3.29 billion in 2025 to $3.55 billion in 2026 at a compound annual growth rate (CAGR) of 7.9%. The growth in the historic period can be attributed to aerospace material advancements, demand for high tensile strength fibers, growth in composite manufacturing, military applications, industrial structural reinforcement.
The s-grade high-strength glass fiber market size is expected to see strong growth in the next few years. It will grow to $4.77 billion in 2030 at a compound annual growth rate (CAGR) of 7.6%. The growth in the forecast period can be attributed to electric vehicle lightweighting demand, aerospace production growth, renewable energy applications, advanced composite adoption, expansion of high strength fiber research. Major trends in the forecast period include rising demand from aerospace structures, increasing use in lightweight automotive components, growth in high performance composite materials, expansion of advanced manufacturing techniques, focus on fatigue and corrosion resistance.
The rising pace of infrastructure development is expected to drive the growth of the S-grade high-strength glass fiber market in the coming years. The increase in infrastructure development is driven by accelerating urbanization and the need to enhance transportation networks, housing, and public services to support growing populations. S-grade high-strength glass fiber, commonly referred to as S-glass (or S-2 glass in the United States), is a specialized glass fiber that offers superior mechanical performance compared to conventional E-glass (electrical-grade glass fiber). It exhibits higher tensile strength, improved thermal stability, and enhanced fatigue resistance, making it particularly valuable for infrastructure-related applications. For instance, in July 2024, according to the Office for National Statistics, a UK-based government department, infrastructure investment reached $17.25 billion (£13.8 billion) in constant prices in 2023, representing a 3.9% increase compared with 2022. Therefore, the expansion of infrastructure development is fueling the growth of the S-grade high-strength glass fiber market.
The growth of the automotive sector is also expected to boost the S-grade high-strength glass fiber market in the coming years. This sector involves the design, development, manufacturing, marketing, and sales of motor vehicles and related components. The automotive industry is expanding due to rising consumer demand for electric vehicles, which is driven by increasing environmental awareness and government incentives promoting sustainable transportation. S-grade high-strength glass fiber (commonly referred to as S-glass or S-2 glass) is widely used in the automotive industry to improve structural performance, safety, and durability while reducing weight. Compared to standard E-glass, it offers superior tensile strength, stiffness, impact resistance, and thermal stability. For instance, according to the European Automobile Manufacturers Association in January 2025, new car registrations across the European Union increased by 5.1% in 2024, with Spain experiencing a strong growth of 28.8%, while France saw a smaller rise of 1.5%. Consequently, the expanding automotive sector will contribute to the growth of the S-grade high-strength glass fiber market.
Leading companies in the S-grade high-strength glass fiber market are developing advanced products such as rovings, which allow precise control of fiber orientation in composite manufacturing. Rovings consist of bundles of continuous glass fibers used as reinforcement in composites. For example, in April 2025, AGY Holdings Corp., a U.S.-based supplier of high-performance glass fibers, introduced a new lightweight single-end S2 Glass roving. This product offers exceptional strength, stiffness, and impact resistance, making it suitable for advanced composite applications where weight and durability are critical. Its design enables the production of thinner, lighter laminates while delivering superior mechanical properties compared to traditional rovings. The material enhances ballistic protection and impact absorption and improves radar transparency due to a lower dielectric constant. Additionally, it supports higher operating temperatures, better fatigue resistance, and integrates seamlessly into existing manufacturing processes through advanced fiber-matrix bonding technology.
Major companies operating in the s-grade high-strength glass fiber market are Owens Corning, PPG Industries Inc., Nippon Electric Glass Co., Ltd., Nitto Boseki Co., Ltd., Johns Manville, Saint-Gobain, AGC Inc. (Asahi Glass Company), China Jushi Co., Ltd., Taishan Fiberglass Inc., Chongqing Polycomp International Corp. (CPIC), Taiwan Glass Ind. Corp., Binani Industries Ltd., Jiangsu Changhai Composite Materials Co., Ltd., Sichuan Weibo New Material Group Co., Ltd., Zhejiang Honghe Glass Fiber Co., Ltd., Shandong Fiberglass Group Co., Ltd., Nanjing Fiberglass Research & Design Institute Co., Ltd., Chongqing International Composite Materials Co., Ltd., Sinoma Science & Technology Co., Ltd., Shandong Taishan Ruifeng Composite Materials Co., Ltd.
North America was the largest region in the s-grade high-strength glass fiber market in 2025. Asia-Pacific is expected to be the fastest-growing region in the forecast period. The regions covered in the s-grade high-strength glass fiber market report are Asia-Pacific, South East Asia, Western Europe, Eastern Europe, North America, South America, Middle East, Africa
The countries covered in the s-grade high-strength glass fiber market report are Australia, Brazil, China, France, Germany, India, Indonesia, Japan, Taiwan, Russia, South Korea, UK, USA, Canada, Italy, Spain
The s-grade high-strength glass fiber market consists of sales of unidirectional tapes, prepregs, mats, and multiaxial fabrics. Values in this market are 'factory gate' values, that is the value of goods sold by the manufacturers or creators of the goods, whether to other entities (including downstream manufacturers, wholesalers, distributors and retailers) or directly to end customers. The value of goods in this market includes related services sold by the creators of the goods.
The market value is defined as the revenues that enterprises gain from the sale of goods and/or services within the specified market and geography through sales, grants, or donations in terms of the currency (in USD unless otherwise specified).
The revenues for a specified geography are consumption values that are revenues generated by organizations in the specified geography within the market, irrespective of where they are produced. It does not include revenues from resales along the supply chain, either further along the supply chain or as part of other products.
S-Grade High-Strength Glass Fiber Market Global Report 2026 from The Business Research Company provides strategists, marketers and senior management with the critical information they need to assess the market.
This report focuses s-grade high-strength glass fiber market which is experiencing strong growth. The report gives a guide to the trends which will be shaping the market over the next ten years and beyond.
Where is the largest and fastest growing market for s-grade high-strength glass fiber ? How does the market relate to the overall economy, demography and other similar markets? What forces will shape the market going forward, including technological disruption, regulatory shifts, and changing consumer preferences? The s-grade high-strength glass fiber market global report from the Business Research Company answers all these questions and many more.
The report covers market characteristics, size and growth, segmentation, regional and country breakdowns, total addressable market (TAM), market attractiveness score (MAS), competitive landscape, market shares, company scoring matrix, trends and strategies for this market. It traces the market's historic and forecast market growth by geography.
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