When it comes to high-temperature insulation, soft fire bricks are important. Kerui Refractory specializes in manufacturing and supplying a wide range of bricks. These bricks are designed to meet the diverse needs of industries such as steel, ceramics, glass, and petrochemicals. Kerui Refractory is your trusted partner for high-quality insulation solutions.
Types of Soft Fire Bricks For Sale
Soft fire bricks have a porous structure, making them lightweight and highly efficient in reducing heat loss. Kerui Refractory offers a variety of insulation bricks to suit different industrial needs:
Key Performance Features of Soft Fire Bricks
Soft fire bricks from Kerui Refractory are engineered to deliver exceptional performance:
- Low Thermal Conductivity: Reduces heat loss and improves energy efficiency.
- High-Temperature Resistance: Withstands extreme temperatures up to 1800°C (3272°F).
- Lightweight: Easy to handle and install, reducing labor costs.
- Thermal Shock Resistance: Maintains structural integrity under rapid temperature changes.
- Chemical Stability: Resists corrosion from acids, alkalis, and other chemicals.


Quality Control of Soft Insulating Fire Brick
We manufacture our soft fire bricks using advanced production techniques:
- Raw Material Selection: Our team carefully chooses high-quality raw materials to ensure superior performance.
- Mixing and Molding: We mix and mold the materials into the desired shapes using hydraulic presses.
- Drying and Firing: We dry and fire the light weight insulating bricks in high-temperature kilns to achieve the required strength and porosity.
- Quality Inspection: Each brick undergoes rigorous testing to ensure it meets international standards.
Applications of Soft Lightweight Fire Bricks
- Bricks are versatile and widely used in various industries:
- Steel Industry: Lining of blast furnaces, ladles, and tundishes.
- Glass Industry: Insulation in glass melting furnaces and annealing lehrs.
- Ceramic Industry: Kiln linings and saggers.
- Petrochemical Industry: Insulation in reformers and cracking furnaces.
- Power Generation: Boiler insulation and heat recovery systems.
Packaging and Shipping of Kerui Soft Fire Bricks
Kerui Refractory ensures that our soft fire bricks reach you in perfect condition:
- Packaging: Kerui securely packs each brick in wooden pallets to prevent damage during transit.
- Shipping: We offer global shipping with a delivery time of 15-30 working days, depending on your location.
- Custom Sizes: While our standard size is 230*110*65mm, we also provide customized sizes to meet your specific requirements.
Customer Feedback
Numerous projects worldwide have successfully used Kerui soft fire bricks. Here’s what some of our clients have to say:
- “Kerui’s mullite insulation bricks have significantly improved the efficiency of our furnace. Their quality and service are unmatched!” – Steel Manufacturing Company, Turkey.
- “The alumina hollow ball bricks we purchased from Kerui have exceeded our expectations. Highly recommended!” – Glass Factory, Iran.
Why Choose Kerui Refractory?
- Comprehensive Products: We provide a package of refractory products customers need to reduce the time customers spend.
- Competitive Pricing: Kerui’ ‘s efficient production process allows Kerui to offer affordable factory prices without compromising quality.
- Custom Solutions: We provide tailored high-temperature solutions to meet your specific needs.
- Global Reach: With years of experience, Kerui serves customers in over 50 countries.
- Excellent Customer Service: Our team is always ready to assist you with technical support and after-sales service. View some commons on Linkedin.
Conclusion
Soft fire bricks are an essential component in high-temperature insulation, and choosing the right supplier is crucial for your project’s success. Kerui Refractory delivers high-quality, cost-effective bricks that meet your needs. Contact us today to request a quote and discover how we can help you achieve optimal thermal efficiency in your operations.