Alumina-silica Refractory Bricks Used In Electric Arc Furnace Roof

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Shanghai
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TT OR LC
Min Order Qty:
1 m.t.
Supply Capability:
111 m.t./month

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Alumina-silica Refractory Bricks Used In Electric Arc Furnace Roof4 
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Alumina-silica Refractory Bricks Used In Electric Arc Furnace Roof

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If you are interested in this kinds of products,welcome view our website. high temperature insulating bricks 
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the follows are some detail parameters of our products,in order to save your time,we just show you the datas

fire clay brick for various kilns

Characteristics:

Fireclay brick is made from clinker clay by mixing, forming, drying, sintering and matching characterized by good resistance to corrosion and abrasion, good thermal shock resistance, good spelling resistance, high mechanical strength, good volume stability under high temperature.

Specifications

1. for Glass Melting Furnace

2. High quality and best price

3. Chemical stability

4. ISO9001:2000

5. Timely deliver

Applications: Metallurgy, building materials, chemical industry, petroleum, machinery manufacturing, silicate, power and other industries.

Physical andChemical Indicators:

Items

Index

N-1

N-2a

N-2b

N-3a

N-3b

N-4

N-5

N-6

Refractoriness, °C ≥

1750

1730

1730

1710

1710

1690

1670

1580

Refractoriness Under Load,°C, [0.2MPa×0.6%]  ≥

1400

1350

--

1320

--

1300

--

--

Linear Change on Rehearting,%

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

26

24

24

26

24

26

28

Cold Crushing Strength,  MPa  ≥

30.0

20.0

25.0

20.0

15.0

20.0

15.0

15.0



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