China Manufacture Silica Brick

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Product Description:

Specifications

1.low thermal expansion,
2.high cold crushing strength,
3.low reheating linear change

 

Advantage:Our Refractory Brick: with high refractoriness and mechanical behavior under high temperature,Refractory brick is the necessary material of high- temperature service, mainly use for industrial furnaces and kilns and thermal equipments.

Type:We can supply High Alumina Bricks, Fireclay Bricks, Low Porosity Fireclay Bricks, Mullite Bricks, Corundum Bricks, AZS Bricks, Magnesite Bricks, Zircon Bricks,insulating Bricks etc.

Application: they are widely used in the metallurgy, steel, alumina, cement etc industry.

Index

     Item

Silica Brick for Cokeoven

JG-94

LJG-95

LJG-93A

LJG-93B

SiO2 % ≥

94

95

93

93

Al2O3 % ≥

1.5

1.5

Fe2O3 % ≤

2.0

2.0

Refractoriness under load ≥

1650

1660

1650

1650

A.P. %  ≤

22

22

22(23)

24(25)

C.C.S (Mpa)

29.4

35

35(30)

30(25)

True density (g/cm3) ≤

2.35

2.34

2.34

2.35

Theruomal expansion ≥

1.25

1.25

1.25

Linear change
after reheating %≤

0.2

+0.2

Bulk density (g/cm3) ≥




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