Contact Us
- No.92 Jianshe West Road, Zhongyuan District, Zhengzhou, Henan,China.
- albert@literefractory.com
- +8619937887923

Insulation Mullite Refractory Fire Brick for Pizza Oven
1.Low thermal conductivity
2.Low bulk density
3.Light weight character
4.Low creep rate in high temp
5.Good thermal shock resistance performance
6.High temperate resistant
7.Good refractoriness
Description
We acknowledge that quality is the key for our Insulating Brick, ceramic fiber thermal insulation board, ferro alloy electric arc furnace to occupy the market and is the basis for enterprises to obtain economic benefits. The company is based on the concept of "using the best technology to produce the best products to meet customers, and using the lowest cost to produce the most products to contribute to society". Our core values are formed during the development of the company, and they are our soul and guideline to achieve new leaps in the future. With an open mind and innovative thinking, we strive to explore the road of high-quality development and make greater contributions to promoting economic and social development. We carry out market operations on a global scale, and we provide our customers with our technical expertise and flexibility, which are all necessary to meet the growing global market challenges.
| 1.Mullite Brick Description |
Mullite bricks are sintered from mullite raw materials and have a good low thermal expansion, low creep, low thermal conductivity, and good chemical stability. There are two types of mullite bricks. One is sintered mullite bricks, which are made by pressing natural mullite as the main raw material and adding additives. The other is re-sintered mullite brick, which is made by sintering synthetic mullite as the main raw material and additives.
Item | 75Mullite Brick | 70 Mullite Brick | Mullite-corundum Brick |
Al2O3 % | ≥75 | ≥70 | ≥80 |
SiO2 % | ≤23 | ≤25 | ≤18 |
Fe2O3 % | ≤0.4 | ≤0.4 | ≤0.3 |
Bulk Density g/cm3 | ≥2.7 | ≥2.6 | ≥2.8 |
Apparent porosity % | ≤18 | ≤18 | ≤18 |
Cold compressive strength MPa | ≥100 | ≥100 | ≥100 |
(0.2Mpa,0.6%)Load softening began to temperature °C | ≥1680 | ≥1680 | ≥1700 |
| 2.Mullite Brick Feature |
1. High refractoriness
2. High load softening temperature
3. Low temperature creep rate
4. Good thermal shock resistance
5. Acid and slag resistance
6. Good corrosion resistance

| 3.Mullite Brick Application |
Mullite bricks can be used in the construction of glass furnaces, blast furnaces hot blast furnaces, refractory firing tunnel kilns, cracking furnaces, reforming furnaces, heating equipment, refining equipment, regeneration equipment, heating furnaces, shuttle kilns, glass kilns, etc.
| 4.Packing |
1. Carton packaging.
2. Tray + plastic film + fixed band.
3. Pallets: 1*1m,0.93*0.93m.
4. Tray weight: 1.6~2.0ton.
5. Packaging according to customer service requirements.

We continue to develop and make unremitting efforts to perfectly combine accurate market positioning with efficient marketing and communication. We are committed to the research and development of Insulation Mullite Refractory Fire Brick for Pizza Oven to create the greatest economic benefits for customers. Our company keeps up with the pace of the times, relying on our location, strategy, humanities and other advantages to constantly innovate ideas. We always hold on the company's principle 'honest, professional, effective and innovation', and missions of: let all drivers enjoy their driving at night, let our employees can realize their value of life, and to be stronger and service more people.
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