Fire Clay Brick used in the Oven Industry

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Loading Port:
Qingdao
Payment Terms:
TT OR LC
Min Order Qty:
1000 m.t.
Supply Capability:
3000 m.t./month

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Product Description:

 Specifications

Clay brick for coke oven
1.Al2O3: 40%
is made of flint clay and fire clay.
It used to pave the liner of the coke furnace.

The brick is paved in the throat, stack, crucible, hearth of the furnace.

 

Clay Brick for Coke Oven

N-1, N-2a, N-2b, N-3a, N-3b, N-4, N-5.

1). Made of flint clay and fire clay.

2). Used to pave the liner of the coke furnace.

3). The brick is paved in the throat, stack, crucible, heart of the furnace.

4). Small high-temperature creep.

5). Strong acid slag erosion resistance.

6). Good thermal performance

 

Detailed Product Description

Item

N-1

N-2a

N-2b

N-3a

N-3b

N-4

N-5

N-5

Refractoriness ≥°c

1760

1740

1740

1720

1720

1700

1660

1580

Refractoriness under load in 0.2MPa ≥

1400

1350

1320

1300

Permanent

Linear

change

1400°c ×2h

+0.1

-0.4

+0.1

-0.5

+0.2

-0.5

1350°c×2h

+0.2

-0.5

+0.2

-0.5

+0.2

-0.5

+0.2

-0.5

Apparent porosity %≤

22

24

26

24

26

24

26

28

Cold crushing strength

resistance kgf/cm2 ≥

300

250

200

200

150

200

150

150

Thermal shock resistance (1100 water cooling)

N-2b,N-3b must carry on examination, indicates the measured data in the quality instruction booklet.

The test data is indicated in the quality certificate.

1.low investment,low influence to environment,high capacity.

2.We can put adobes or green bricks directly into the hoffman kiln

so that we do not need to invest on the tunnel kiln.
3.The brick production will not be influenced by weather condition

any more.

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