High duty Corundum Mullite Brick

Heavy Duty Corundum Mullite Brick  provided by us are of stable quality and excellent durability. Corundum Mullite Bricks take cordierite, mullite, and corundum of high purity as raw materials. These brick have low porosity, excellent strength and creep resistance, and good volume stability at high temperature.
Model Number: Heavy Duty Corundum Mullite Brick
Certification: ISO9001:2015
Minimum Order Quantity: 25 tons


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High duty Corundum Mullite Brick is mainly composed of corundum and mullite, and the main crystal phase is the shaped refractory products of mullite and corundum. It is fired at high temperature in an oxidizing atmosphere by adding suitable alumina, superfine silica powder and additives. Made. The alumina content is 72~90%, and the high temperature stable crystal phase is mullite and corundum.

High duty Corundum Mullite Brick is a kind of high-grade refractory material with high corrosion resistance. It not only has the high temperature performance of corundum material, but also integrates the good thermal shock resistance of mullite.

High duty Corundum Mullite Brick features:

High temperature resistance

Good erosion resistance

Good chemical stability.

High duty Corundum Mullite Brick has been used in blast furnaces, Iron furnaces, carbon black reactors and other high-temperature kilns.

Items Al2O3
Reheat Liner Change
Heavy Duty Corundun Mullite Brick 85 3.3 18 90 ±0.2 1700
Remark ISO Certificated; Customized



Production Equipment

Production capacity: Our factory actively response to government environmental protection policy, we designed and built the fully automatic controlled high temperature gas tunnel kiln (1700℃), and got capacity of annual output 70,000 tons of high quality refractory products.

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Packing Details
Packing details:

★Bricks: Fumigated wooden pallet with log paperboard covered and stainless steel band strapping, the whole outside is wrapped with thermoplastic film. Or carton packaging.

★Wooden pallet size: usually 92*92cm (standard brick)

★Castable: Ton bag with rain film and 25kg bags inside

★Or according to customer's requirements


★Port of dispatch: Tianjin port; Qingdao port

★Delivery time: According to customer's demand or two sides negotiate

Our Services

We provide you 

★Timely response: Timely response to your inquiry within 24 hours and provide solution. 

★Competitive Price: Make the products competitive in your market. 

★Free sample: Free sample are offered, trial order are accepted for quality evaluation. 

★Strict quality control: We set Quality Management System, from the raw material to finished products, produce high quality products according to chemical & physical specifications strictly to satisfy customers’ needs.

★Fast delivery time: Within 3-30 days according to your quantity after receiving your advance payment. 

★ Professional services: Provide pictures from order to delivery. Inspect report by our country’s designated authority and oversea services if necessary.

We are here for you!

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