High-Strength Cordierite Mullite Refractory Anchor Brick for Kilns

Customization: Available
Classification: High-Alumina
Feature: Good Mechanical Strength, Good Thermal Insulation Performance, High-Temperature Resistant, Low Thermal Conductivity

Product Description

Basic Information
Model NO. FLM-4217 Production Process Sintering Method
Refractoriness (℃) 1580 < Refractoriness < 1770 Shape Brick
Mineralogy Cordierite Mullite Al2O3(%) ≥42
Sio2(%) ≤50 Bulk Density(g/cm3) ≥1.9
Apparent Porosity(%) ≤28 Max Working Temp(℃) 1280
Product Description
📘 Product Introduction

Cordierite Mullite Refractory Anchor Brick is a specialized refractory material designed for high-temperature kilns. By combining the low thermal expansion of cordierite with the high refractoriness of mullite, these bricks are optimized for tunnel kiln roofs that endure frequent thermal shocks. The special manufacturing process ensures a reduced density, perfectly balancing heat insulation with structural integrity.

🎯 Key Applications
  • Tunnel kiln roofs and kiln cars: Used as anchor bricks to reduce weight and shorten heating times.
  • Energy conservation: Significant reduction in energy consumption for industrial kilns.
  • Diverse Kiln Types: Ideal for ceiling structures of roller kilns, shuttle kilns, and controlled atmosphere furnaces.
⭐ Core Features
  • Low thermal conductivity compared to dense refractory bricks.
  • Excellent thermal shock resistance for durability.
  • Effective reduction of overall kiln load.
Detailed Product Photos
Anchor Brick Detail 1
Anchor Brick Detail 2
Anchor Brick Detail 3
Technical Parameters
Item Unit FJQZ-42 Specification
Mineralogy-Cordierite Mullite
Al2O3%≥42
SiO2%≤50
MgO%5~8
Bulk densityg/cm3≥1.9
Apparent porosity%≤28
M.O.R. @ 20ºCMPa13
M.O.R. @ 1250ºCMPa14
C.T.E.@ 25ºC-1000ºC10-6K-12.3
Thermal shock resistance★★★★
Max working temperatureºC1280
Manufacturing Excellence

The facility covers an area of 108,000 square meters, specializing in high-performance refractory materials for cement plants, glass factories, steel plants, and the petrochemical industry. With a robust infrastructure and skilled technical team, the production center ensures quality through advanced engineering centers and testing laboratories.

Production Facility Overview
Factory Equipment
🚀 Production Capacity

Total annual production capacity reaches 148,000 tons, including:

  • High alumina and fireclay bricks: 50,000 tons
  • Silica bricks: 60,000 tons
  • Lightweight bricks: 18,000 tons
  • Unshaped refractory products: 20,000 tons
R&D Center
Testing Lab
Frequently Asked Questions
Q1: Do you provide free samples?
Yes, free samples can be provided. The buyer is responsible for the delivery costs.
Q2: How do you control the product quality?
We utilize a professional QC system to monitor chemical composition and physical properties. All products undergo rigorous testing before delivery.
Q3: What are your payment terms?
We typically accept a 30% deposit with the 70% balance against the BL copy or LC. Other terms can be discussed.
Q4: Which international standards can you meet?
Our products meet GB, ASTM, JIS, and DIN standards. Third-party testing is fully acceptable.
Q5: Can you provide customized sizes?
Yes, we accept customized sizes based on your specific kiln design and engineering requirements.
Q6: What is the typical production capacity for anchor bricks?
Our production capacity for these specialized bricks is approximately 1,000 tons per month.

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