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Welcome to HENAN SNR REFRACTORY CO., LTD – your trusted partner in high-performance refractory materials for glass furnaces. With over 30 years of industry experience, we deliver durable, precision-engineered solutions that extend furnace life and optimize performance.
Founded in 2000 and headquartered in Zhengzhou, China, Henan SNR Refractory Co., Ltd. is a leading manufacturer and innovator in refractory materials for the global glass industry.
SNR specializes in the research, development, and production of high-quality refractory materials designed specifically for glass furnace applications. Our mission is to supply premium refractory bricks that ensure long furnace lifetimes and optimal thermal efficiency.
Equipped with advanced production facilities, a complete laboratory testing system, and a strong technical team, we maintain strict quality control at every stage of manufacturing. We also offer comprehensive services including furnace design, construction, renovation, and maintenance support.
We manufacture a wide range of high-performance refractory bricks tailored for glass furnace applications. Each product is engineered for durability, thermal stability, and resistance to chemical corrosion.
High-density fused cast alumina-zirconia-silica blocks with excellent resistance to glass melt corrosion and thermal shock.
Grade: AZS 33, 36, 41
High-purity zirconia-silica bricks offering superior resistance to alkali vapors and molten glass penetration.
ZrO₂ Content: 30–40%
High-load-bearing silica bricks ideal for crown and superstructure applications in glass melting furnaces.
SiO₂ > 96%
High-alumina sintered corundum blocks with excellent abrasion resistance and structural strength.
Al₂O₃ > 94%
Thermally stable mullite-based bricks suitable for sidewalls and regenerator checkers.
Al₂O₃: 60–75%
High-purity magnesia bricks for basic refractory zones with excellent resistance to slag attack.
MgO > 95%
Natural silimanite-based bricks with good thermal shock resistance and moderate corrosion resistance.
Al₂O₃: 50–60%
Lightweight insulating fireclay and mullite bricks to reduce heat loss and improve energy efficiency.
Low Thermal ConductivityWe combine decades of expertise with cutting-edge technology to deliver unmatched quality and service in the refractory industry.
Decades of specialized experience in refractory materials for glass furnaces ensure reliable, proven solutions.
Supported by national refractory association experts and an in-house R&D center for continuous innovation.
State-of-the-art facilities with 40,000-ton annual capacity ensure consistent quality and on-time delivery.
Round-the-clock assistance for furnace design, construction, maintenance, and troubleshooting.
We manufacture Fused Cast AZS 33, AZS 36, and AZS 41 blocks, including specialized variants for throat, doghouse, sidewall, and arch applications.
Yes, we offer customized refractory bricks and complete furnace lining solutions tailored to specific furnace designs and operational conditions.
SNR Refractory holds multiple quality and environmental management certifications. Our production follows international standards for refractory materials.
Yes, we provide full-service support including furnace design, refractory supply, construction supervision, heating-up procedures, and maintenance.
For inquiries, quotes, or technical support, reach out to us directly.
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