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Advanced Refractory Solutions for High-Temp Industries

Founded in 2004, Kerui Refractory is a global leader in R&D, manufacturing, and supply of high-performance refractory materials serving iron & steel, cement, glass, energy, and non-ferrous industries.

Refractory Brick

500+

Employees

1000+

Successful Cases

50000㎡

Factory Area

250000 T

Annual Capacity

Kerui Customer Interaction

About Kerui Refractory

Founded in 2004, Kerui Refractory is an international high-tech enterprise integrating R&D and innovation, manufacturing, solutions, and service of high-performance refractory products.

We place great importance on research and development. Over the past decades, we have obtained one invention patent certificate and more than 20 utility model patent certificates. Kerui is committed to technological innovation to provide customers with superior, durable, and efficient refractory solutions.

  • Global presence in over 60 countries
  • ISO 9001 Certified Manufacturing
  • 24/7 Technical Support & Service
  • Customized Engineering Solutions

Our Core Product Lines

Kerui Refractory offers a comprehensive range of high-performance refractory materials engineered for durability, thermal efficiency, and chemical resistance across industrial applications.

High Alumina Brick

High Alumina Brick

Excellent thermal shock resistance and high mechanical strength. Ideal for kilns, furnaces, and incinerators.

  • Al₂O₃ Content: 48% – 85%
  • Max Use Temp: 1790°C
  • Density: 2.3 – 2.8 g/cm³
Mullite Refractory Brick

Mullite Refractory Brick

High creep resistance and excellent dimensional stability under extreme temperatures.

  • Mullite Content: ≥70%
  • Use Temp: Up to 1750°C
  • Low Thermal Expansion
Refractory Castables

Refractory Castables

High alumina, low cement, and ultra-low cement castables for monolithic linings.

  • Types: Wear, Acid, Steel Fiber
  • Strength: 80–120 MPa
  • Quick Installation
Ceramic Fiber Blanket

Ceramic Fiber Products

Lightweight, low thermal conductivity insulation solutions including blanket, board, rope, and modules.

  • Max Temp: 1260°C – 1430°C
  • Density: 96–200 kg/m³
  • Excellent Insulation
Fire Clay Brick

Fire Clay Brick

Cost-effective solution for moderate temperature applications with good volume stability.

  • Al₂O₃: 30–45%
  • Use Temp: Up to 1400°C
  • High Load Resistance
Magnesia Brick

Magnesia Brick

Basic refractory with high resistance to alkaline slags. Used in steelmaking furnaces.

  • MgO Content: ≥90%
  • High Thermal Conductivity
  • Slag Resistance
Insulation Bricks

Insulation Bricks

Lightweight bricks with low thermal conductivity for energy-saving applications.

  • Types: Mullite, Alumina, Silica
  • Density: 0.8–1.5 g/cm³
  • Energy Efficient
Silicon Carbide Products

Silicon Carbide Kiln Shelves

High strength, oxidation-resistant ceramic components for kiln furniture and industrial heating.

  • Material: Reaction Bonded SiC
  • Max Temp: 1600°C
  • High Wear Resistance

Why Choose Kerui?

We deliver unmatched service, innovation, and reliability to global clients.

60s

Fast Response

Receive your inquiry and build profile within 60 seconds.

30m

Technical Q&A

Expert technical support within 30 minutes.

24h

Proposal Ready

Customized solution delivered within 24 hours.

72h

Engineer Dispatch

On-site support available within 72 hours globally.

Frequently Asked Questions

What industries do Kerui refractories serve?

We serve iron & steel, non-ferrous metals, cement & lime, glass, petrochemical, energy, and waste incineration industries globally.

Do you offer custom-shaped refractory bricks?

Yes, we manufacture special-shaped bricks including anchor bricks, checker bricks, runner bricks, and curved fire bricks based on technical drawings.

Are your products ISO certified?

Yes, our manufacturing processes and quality management systems are ISO 9001 certified.

Can I request samples before placing an order?

Yes, we provide product samples upon request to ensure compatibility with your application.

What is your production capacity?

Our annual production capacity exceeds 250,000 tons with a modern 50,000㎡ manufacturing facility in Henan, China.

Get in Touch with Kerui

We're here to support your high-temperature industrial needs with expert advice, fast quotes, and reliable delivery.

Email

market@keruiref.com

Phone / WhatsApp

+86 19138178880

Location

Chaohua Refractory Industry Zone, Xinmi City, Henan Province, China

Visit Official Website to Contact

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