Corundum Mullite Brick/Refractory Brick for Hot Furnace

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Loading Port:
Tianjin
Payment Terms:
TT OR LC
Min Order Qty:
1 m.t.
Supply Capability:
1000000 m.t./month

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Product Description:

Mullite refractry  brick with features as following: 

1.raw material: refractory brick of high quality bauxite clinker

2.main maneral:mullite

3.performance:   this lind of refractory brick has good high temperature and chemical erosion resistance  

4.certificate:ISO9001-2000

5.function:refractory used in each position of linings of blast furnace and other industry

6.physical and chemical performance:

 

Items

Mullite brick M72

Mullite corundum brick M80

Special mullite corundum brick SM80

Encoding

M72

M80

SM80

Al2o3  %

≥72

≥78

≥80

Sio2    %

--

--

≤19

Fe2o3   %

≤0.8

≤1.0

≤0.5

Bulk density g/cm3

≥2.55

≥2.65

≥2.9

Apparent porosity %

≤17

≤18

≤19

Cold crushing strength   mpa

≥80

≥80

5

Thermal shock resistance

Excellent

Excellent

Very good

Softening under load

---

≤1700

1700

Thermalexpansion %

--

0.6

0.6

 


Corundum Mullite Brick/Refractory Brick for Hot Furnace


FAQ

Q1: How do you control the products quality?

A1: With strict quality control system throughout the materials selection and production process, our refractory and ceramic fiber products quality is effectively controlled to meet customer requirements.

From the raw materials selecting, our quality control begin. The quality certificates of raw materials are required and each batch will be tested before using. During production, the quality control are conducted by workers and then each piece will be sorted and examined by quality supervis

Q5: Can you give me a brief introduction of the application of your products?

A5: CNBM (China National Building Material) core refractory business comprises the production, sale and installation of high-grade refractory products, the development and implementation of customized system solutions as well as rendering outstanding services for the key industries in Glass, Iron& Steel, Petrochemical, Cement, Ceramic and Nonferrous Metals. 


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