Since its establishment, SUNTHERM Group has been dedicated to the research, production, and application solutions of high-temperature insulation materials and refractory products. Over more than thirty years of development, we have grown into a comprehensive enterprise integrating R&D, manufacturing, sales, and engineering services. Currently, the Group operates three major factories and production bases, covering a total area of over 2,000,000 square meters, equipped with modern production workshops, laboratories, and office facilities. Our workforce exceeds 1,200 employees, including more than 300 senior engineers and technical experts.
Our product portfolio includes rock wool series, ceramic fiber series, environmentally friendly soluble fiber series, and supporting equipment, enabling us to provide customers with one-stop solutions from production line construction to finished products.
1. Production Line Factory — Intelligent Equipment Manufacturing Center
Established: 2010
Area: 670,000 m²
Main Focus: Production lines for rock wool boards, rock wool blankets, ceramic fiber blankets, ceramic fiber boards, ceramic fiber papers, as well as energy-saving and environmentally friendly supporting equipment for production lines
✨ Highlights:
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▶ Equipped with heavy-duty processing centers, welding workshops, CNC machines, and automated assembly workshops
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▶ Capable of fully customized production lines, developing tailored solutions according to customer requirements
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▶ Independent testing and commissioning center ensures optimal performance of each set of equipment before delivery
Over the years, the Production Line Factory has provided turnkey projects for major clients in Russia, Europe, the Middle East, Southeast Asia, and other regions, earning a strong reputation in the global market.
2. Rock Wool Production Base — High-Quality Green Building Material Base
Established: 2005
Area: 1,020,000 m²
Annual Capacity: Over 2,000,000 tons
Main Products: Rock wool boards, rock wool pipes, rock wool blankets, and composite rock wool insulation products
✨ Highlights:
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▶ The largest rock wool production base in Asia
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▶ Strict compliance with ISO9001 quality system and CE certification standards, meeting European regulations
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▶ Excellent fire resistance (A1 non-combustible), thermal insulation, soundproofing, and weather resistance
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▶ Widely applied in construction energy efficiency, petrochemical, power, shipbuilding, and nuclear industries
The Rock Wool Production Base serves both the domestic and international markets, exporting to Russia, Europe, the Middle East, and South America, providing reliable support for global energy-efficient and safe construction.
3. Ceramic Fiber Production Base — High-Temperature Insulation Material Center
Established: 1993
Area: 420,000 m²
Annual Capacity: 150,000 tons
Main Products: Ceramic fiber blankets, ceramic fiber boards, ceramic fiber papers, ceramic fiber textiles, and high-end specialty fibers
✨ Highlights:
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▶ Uses internationally advanced melt–spinning–forming processes
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▶ Lightweight, environmentally friendly products with high-temperature resistance up to 2,000°C
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▶ Widely applied in metallurgy, petrochemicals, energy, machinery manufacturing, and aerospace industries
This base not only focuses on large-scale production but also undertakes key tasks in new material R&D and process optimization, serving as a crucial support for SUNTHERM’s move toward high-end and international markets.
R&D and Quality Control
SUNTHERM Group has established a corporate technology center and materials laboratory, equipped with multiple advanced international testing instruments for product performance testing, refractory experiments, and thermal conductivity measurement.
▶ Holds over 90 independent patents
▶ Participates in the formulation of multiple national and industry standards
▶ Strictly implements a full-process quality control system: raw material inspection → process control → finished product testing → factory sampling inspection
❋ The laboratory environment is confidential; visitors are welcome to tour the factory production areas for on-site communication and inspection.
Looking ahead, SUNTHERM will continue to expand production capacity, strengthen its international presence, and strive to become a global leader in refractory and insulation materials and equipment manufacturing.