China Supplier Refractory Brick High Purity Sintered Fire Mullite Brick
Mullite brick is refractory product made of high quality synthetic mullite. This product is of good chemical stability, high refractoriness under load, and good thermal shock resistance, hence important refractory material in metallurgy, construction material and electron etc. industries.
Specification
Items | Physical and Chemical Specifications | |
M-75 | M-80 | |
Al2O3 % | ≥75 | ≥80 |
Fe2O3 % | ≤0.6 | ≤0.6 |
Apparent Porosity % | ≤20 | ≤21 |
Bulk Density g/cm³ | ≥2.6 | ≥2.7 |
Refractoriness Under Load KD℃ | ≥1650 | ≥1700 |
Cold Crushing Strength MPa | ≥100 | ≥100 |


The products are packed by wooden pallets with water-proof cover, then tightened with plastic or steel bandages,or do it as your requirment.
Production Process
Production Equipment
Company Information
Formed in June 1998,Shandong Zibo Shenzi Refractory Materials CO.,Ltd mainly produces bottom
refractory bricks in the tin bath for glass kilns and castable materials,big clay bricks,sintered AZS
bricks,zircon mullite sintered bricks,low porosity bricks,high alumina bricks,various light weight
bricks,fire clay bricks,sillimanite bricks,mullite bricks,ramming materials,casting materials,silicon
carbide plate and support for ceramics kilns,sillimanite plate and support for ceramics kilns,etc.
We has supplied float glass kilns users at home and abroad with complete sets of tin bath bottom
bricks,big clay bricks and their matching products for over 300 lines,and exported to Indonesia,Iran,
Saudi Arabia,Russia,Japan,Korea,Vietnam,Ukraine,Germany etc.
Our company,on the spirit of existing by quality,developing by variety,taking innovation of science and technology as the guide and wining the customers by good faith,will provide users all the convenience with excellence service,high quality products and favorable price.

About Reply:
We will reply to you immediately.
About Products:
According to your index and drawings.
About payment:
T/T, others could be discussed.
About Delivery:
It depends on the quantity of your order.
About Samples:
Samples are available.
About Quality:
The products will be strictly inspected before shipment, so it could be guaranteed
About OEM:
We can do it.
Our Services
Dear Customer,
Our company main supply refractory materials of glass kiln,Cement Kiln,Lime Kiln,Coking Furnace Steel.If you need any product above,please provide us with the quantity,specifications and drawings,we will offer you timely.We are willing to cooperate and develop a better future with you!
Shandong Zibo Shenzi Refractory Materials Co.,Ltd
International Dept
Send Inquiry to This Supplier
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