We supply high-quality refractory well blocks for ladles and tundishes in the steelmaking industry. Manufactured from carefully selected refractory materials, our well blocks offer excellent thermal stability, corrosion resistance, and structural strength. Customized sizes, shapes, and specifications are available to meet different steelmaking requirements.
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Refractory well blocks are essential components in steelmaking and continuous casting systems, designed to support and secure nozzle assemblies in ladles and tundishes. They provide reliable structural support and protection under demanding high-temperature conditions.
We offer a range of refractory well blocks, including ladle well blocks, tundish well blocks, and collector nozzle well blocks. Manufactured from carefully selected refractory materials, our products provide excellent thermal stability, corrosion resistance, and resistance to molten steel and slag.
Available in various sizes, shapes, and material compositions, our refractory well blocks can be customized according to customer drawings and technical specifications to meet specific steelmaking applications.
| Item | Index | ||
| Chromium Fused Alumina | Fused Alumina | Corundum Spinel | |
| Al2O3 % | ≥90 | ≥92 | ≥80 |
| Al2O3+MgO % | / | / | ≥92 |
| Cr2O3 % | ≥2 | / | / |
| Bulk density g/cm3 | ≥3.0 | ≥2.95 | ≥2.95 |
| Cold Crushing Strength MPa | ≥60 | ≥50 | ≥50 |
| 0.2MPa Refractoriness under load ℃ | ≥1700 | ≥1700 | ≥1700 |
Refractory well blocks are mainly used in steel ladles and tundishes to support, secure, and protect nozzle assemblies. They are essential components in steelmaking and continuous casting operations, providing reliable structural support under high-temperature conditions. Well blocks are widely applied in steel plants, ladle refining systems, and molten steel transfer processes.
Comprehensive Refractory Product Range
We manufacture 3 main types of refractory materials — refractory castables, high alumina cement, and refractory bricks — covering 100+ industrial furnace types worldwide.
Certified Quality and International Standards Compliance
All batches undergo strict quality control. Products comply with ISO, ASTM, and GB standards, ensuring reliable performance in high-temperature industrial applications.
Annual Production Capacity of 130,000 Tons
With a large-scale capacity of 130,000 tons per year, we guarantee stable supply and on-time delivery for long-term and large-volume projects.
Exported to 120+ Countries and 1,000+ Projects
Our products have been successfully delivered to over 120 countries, supporting more than 1,000 industrial projects, including cement, steel, incineration, glass, and petrochemical furnaces.
20+ Years of Experience in Refractory Manufacturing
With over 20 years of experience, we understand real furnace conditions and deliver materials proven in long-term industrial operations worldwide.
Professional Technical Support and Free Samples
We provide technical assistance from material selection to installation guidance, with free samples available for testing and supporting 1,000+ projects globally.
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