• Refractory Brick Fireclay Brick For Coke Oven System 1
  • Refractory Brick Fireclay Brick For Coke Oven System 2
Refractory Brick Fireclay Brick For Coke Oven

Refractory Brick Fireclay Brick For Coke Oven

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Loading Port:
Tianjin
Payment Terms:
TT OR LC
Min Order Qty:
10 m.t.
Supply Capability:
100000 m.t./month

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Refractory fire brick is made of high grade bauxite through high temperature calcinations.

Characteristics

1 Excellent thermal stability                        

2 High refractoriness under load                       

3 Chemical stability and anti-corrision                        

4 Small high temperature creep rate                        

5 Excellent thermal shock resistance

Typical Application

1 Building materials for blast furnace                      

2 Building materials for hot-blast stove                      

3 Building materials for coke oven                      

4 Building materials for steel making furnace

5 Kiln car building                      

6 For ladle 

 Physical and chemical index

 

Properties

KA40

KA35

Testing in accordance with

KA40-1

KA40-2

KA35-1

KA35-2

Typical place of installation

Oven wall heads ,regenerator checkers

Oven roof

Al2O3

≥40

≥35

DIN

Fe2O3

≥2

≥2.5

Cold compressive strength(KDF)

≥35

≥30

≥30

≥30

Refractoriness under load(DE)

T0.5

≥1350

≥1300

≥1300

≥1250

Refractoriness

≥172/174(SK33)

--

Creep in compression

≥0.1

--

Thermal shock resistance

≥0.25

--

Photos for Application

Refractory Brick Fireclay Brick For Coke Oven 

Q: The introduction of silica brick
Acidic silica brick refractory material, has good acid resistance and slag erosion, softening temperature is as high as 1640 to 1670 DEG C, in the long-term use volume is relatively stable under high temperature.
Q: Common bond brick?
Lime should contain a lot of active CaO, I decompose CaCO3 and MgCO3 not more than 5%, Al2O3+Fe2O3+SiO2 no more than 5%. When the content of large particles, burned Ca-CO3 and over burned lime, the product produced caves, affecting the quality of products.
Q: Why will expand when heated brick
After high temperature after the formation of tridymite and cristobalite and quartz and a small amount of residual glass phase, quartz heating to 220-240 DEG C, in a certain degree of thermal expansion, brick maximum expansion occurs in 100~300 DEG C, 300 expansion before the total amount of expansion is about 70%~75%.
Q: What is the effect of the content of silicon nitride in silicon nitride bonded silicon carbide brick on the use of electrobath? Thank you
The main damage of silicon carbide side wall brick is stress damage, not chemical erosion. Chemical damage is formed prior to the formation of the groove, and the damage to the chemical erosion is little after the formation of the groove.
Q: Semisilica brick interpretation
High temperature volume stability. Volume change is small.
Q: How much is the highest melting point of silicon?
Mainly used for partition, carbonization chamber of coke oven and combustion chamber open hearth furnace regenerator and a sediment chamber, soaking furnace, glass melting furnace refractories and ceramic kiln, kiln vault and other load-bearing parts. Also used for high temperature bearing part of hot blast stove and acid open hearth furnace
Q: Which material is good for furnace refractory?
Kiln types of refractories is very extensive, selection of refractory materials according to the type of furnace furnace temperature and use of selected refractory material, refractory material is divided into custom products of refractory bricks and unshaped refractory castable series products. According to chemistry, it is divided into acidic, neutral and alkaline materials.
Q: Can iron oxide be used as refractory material?
Iron oxide can not be used as refractory material, but it can be used as refractory additive. Iron oxide can be used as pigment
Q: Can not use it two brick
The softening temperature is up to 1640~1670 DEG C, and the volume is stable at high temperature for a long time.
Q: Such purpose and scope please give me detailed points thank you
Mainly used for coke oven carbonization chamber and the combustion chamber wall, open hearth furnace regenerator and a sediment chamber, soaking furnace, glass furnace, refractory materials and ceramic brick kiln, kiln vault and other load-bearing parts. Also used for high temperature bearing part of hot blast stove and acid open hearth furnace.

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