Specifications
Alumina-silica Refractory Bricks Used In Electric Arc Furnace Roof4
Manufacture
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Alumina-silica Refractory Bricks Used In Electric Arc Furnace Roof
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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.
:
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 | |
, MPa ≥ | 30.0 | 20.0 | 25.0 | 20.0 | 15.0 | 20.0 | 15.0 | 15.0 | |
