The Global Zero-expansion Glass-ceramic Market was valued at USD 74.17 Million in 2023 and is projected to reach USD 129.97 Million by 2029, growing at a Compound Annual Growth Rate (CAGR) of 9.80% during the forecast period (2024–2029). This robust growth is primarily driven by soaring demand from the semiconductor and electronics industries, alongside increasing adoption in astronomy, precision optics, and medical equipment where dimensional stability under thermal stress is paramount.

As technology advances toward smaller, more powerful, and more heat-sensitive components, the demand for materials that remain dimensionally stable across extreme temperature variations has surged. In this blog, we profile the Top 10 Companies in the Zero-expansion Glass-ceramic Industry—specialty material giants and innovators who are foundational to next-generation high-tech applications.

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🔟 1. SCHOTT AG

Headquarters: Mainz, Germany
Key Offering: ZERODUR® glass-ceramic

SCHOTT is a global technology leader and the original developer of ZERODUR®, the industry-standard zero-expansion glass-ceramic. For over 50 years, ZERODUR® has been the material of choice for astronomical telescope mirrors, including those used in major observatories worldwide, due to its near-zero thermal expansion and exceptional homogeneity.

Innovation Initiatives:

• Continuous refinement of ZERODUR® for next-generation Extremely Large Telescopes (ELTs)

• Development of lightweight and thin-walled mirror substrates

• Expansion into semiconductor and lithography applications

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9️⃣ 2. OHARA Corporation

Headquarters: Sagamihara, Kanagawa, Japan
Key Offering: CLEARCERAM-Z® series

OHARA Corporation is a premier Japanese manufacturer of optical glass and glass-ceramics. Its CLEARCERAM-Z® product line offers ultra-low thermal expansion properties, high transparency, and superior chemical durability, making it ideal for precision optics, EUV lithography stages, and measurement equipment.

Innovation Initiatives:

• Specialization in high-purity, fine-annealed glass-ceramics for semiconductor manufacturing tools

• R&D focused on improving thermal and mechanical properties for demanding environments

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8️⃣ 3. EuroKera

Headquarters: Château-Thierry, France
Key Offering: KERALNEX® glass-ceramic

EuroKera, a joint venture between Saint-Gobain and Corning, is a leading global manufacturer of glass-ceramics. While renowned for cooktops, its KERALNEX® material also possesses tailored thermal expansion properties suitable for various technical applications requiring thermal shock resistance and stability.

Innovation Initiatives:

• Leveraging expertise in large-scale, high-quality glass-ceramic production

• Application development for industrial and architectural sectors

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Global Zero-expansion Glass-ceramic Market – View in Detailed Research Report

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7️⃣ 4. Nippon Electric Glass Co., Ltd. (NEG)

Headquarters: Otsu, Shiga, Japan
Key Offering: Neoceram N-0 series

NEG is a major Japanese glass manufacturer with a significant portfolio in specialty glass. The company produces Neoceram, a low-expansion glass-ceramic known for its excellent thermal shock resistance, widely used in fireplace windows, cooktops, and industrial heating appliances.

Innovation Initiatives:

• Development of glass-ceramics with tailored coefficients of thermal expansion (CTE) for specific client needs

• Focus on cost-effective production processes for broader market adoption

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6️⃣ 5. Corning Incorporated

Headquarters: Corning, New York, USA
Key Offering: Corning® Glass-Ceramics

Corning is a world leader in materials science, with a long history of innovation in specialty glass and ceramics. The company leverages its deep expertise to develop advanced glass-ceramics for applications ranging from consumer electronics to aerospace and defense, where thermal management is critical.

Innovation Initiatives:

• Proprietary fusion drawing process for high-purity, flat glass-ceramic substrates

• R&D investments in materials for extreme environments and advanced optics

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5️⃣ 6. AGC Inc.

Headquarters: Tokyo, Japan
Key Offering: FLOATRAL® glass-ceramic

AGC (formerly Asahi Glass Co.) is a global glass manufacturing conglomerate. Its technical materials division produces FLOATRAL®, a crystalline glass material with a low thermal expansion coefficient, used in applications requiring high heat resistance and dimensional stability, such as panel heaters and precision equipment bases.

Innovation Initiatives:

• Development of environmentally friendly manufacturing processes

• Expansion of product offerings for the electronics and energy sectors

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4️⃣ 7. Okamoto Glass Co., Ltd.

Headquarters: Utsunomiya, Tochigi, Japan
Key Offering: Custom-engineered glass-ceramics

Okamoto Glass specializes in the production of high-performance optical glass and glass-ceramics. The company is known for its ability to manufacture custom formulations with specific thermal expansion properties, serving niche markets in precision instrumentation and research equipment.

Innovation Initiatives:

• Focus on small-batch, high-precision manufacturing for specialized applications

• Strong R&D collaboration with academic and research institutions

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3️⃣ 8. PGO (Polish Glass-Ceramics)

Headquarters: Sandomierz, Poland
Key Offering: VISION glass-ceramic materials

PGO is a significant European manufacturer of glass and glass-ceramics. The company produces a range of technical glass-ceramics under the VISION brand, which are used in various industrial applications that demand thermal stability, including sight glasses for high-temperature processes.

Innovation Initiatives:

• Investment in advanced melting and ceramming technologies

• Expanding market presence in Central and Eastern Europe

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2️⃣ 9. Jingniu Glass Ceramics Group

Headquarters: Zibo, Shandong, China
Key Offering: JN-LEC series glass-ceramics

Jingniu Glass Ceramics Group is a leading Chinese manufacturer of industrial glass-ceramics. The company produces low-expansion glass-ceramics used in building materials, chemical industry equipment, and as a cost-effective alternative for specific technical applications.

Innovation Initiatives:

• Scaling production capacity to meet growing domestic demand

• Development of glass-ceramics from alternative raw material sources

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1️⃣ 10. CDGM Glass Co., Ltd.

Headquarters: Chengdu, Sichuan, China
Key Offering: Optical glass and glass-ceramics

CDGM is a major Chinese supplier of optical materials, including a range of glass-ceramics. The company provides materials for optical systems, laser applications, and precision instruments, catering to the rapidly growing high-tech manufacturing sector in Asia.

Innovation Initiatives:

• Strong focus on the photonics and optoelectronics markets

• Investment in R&D to close the technological gap with global leaders

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Global Zero-expansion Glass-ceramic Market – View in Detailed Research Report

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🔭 Outlook: The Future of Zero-expansion Glass-ceramic is Smarter and More Integrated

The zero-expansion glass-ceramic market is experiencing a significant transformation. While traditional applications in astronomy and cooktops remain vital, the industry is being propelled by new demands from cutting-edge technology sectors that require unprecedented levels of precision and thermal stability.

📈 Key Trends Shaping the Market:

• Exponential demand from the semiconductor industry for EUV lithography stages and wafer handling systems

• Increasing use in aerospace and defense for mirrors in satellite-based observation and communication systems

• Development of composite and hybrid materials combining glass-ceramics with other advanced materials for enhanced properties

• Growing demand for large-format, lightweight substrates for next-generation telescopes and scientific instruments

Get Full Report Here:
Global Zero-expansion Glass-ceramic Market – View in Detailed Research Report

The companies listed above are not only producing a critical advanced material—they are enabling the technological progress that defines the modern world, from exploring the cosmos to powering our digital lives.