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China High Alumina Al2O3 Heat Resistance Fire Resistant Brick Sk30/Sk32/Sk34 Refractory Brick for Furnace Lining1
Refractory MaterialFire Resistant BrickHigh Alumina
Xi'an Brictec Engineering Co., Ltd.
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Product Description High alumina Refractory BrickRefractory brick, also called as fire resistance brick, consisting of 30~80% Alumina, performance as Low thermal conductivity;Good thermal insulation.Refractory category allow direct contact of fire,suitable for various atmosphere; Good integrity with furnace lining,long service life,easy operation,could be shaped freelyLow iron content;Good eroding resistance. It has been adopted by Steel Furnace;Iron making furnace;Glass kiln;Ceramic tunnel kiln;Cement kiln;Lime kilns;Suspended roofs;Reheating furnaces;Blast furnaces;Coke ovens;Insulation for glass tanks;Preheat zones and cyclones of rotary cement kilns ;Carbon bake furnaces in the aluminium industry;Furnaces of metallurgy industry heat treatment furnace;Furnaces of chemical industry and construction industry.;Tunnel kiln car,shuttle kiln car. Technical Data : International code name SK35SK36 SK37SK38SK40Al2O3/% ≥48≥55≥65≥75≥80Fe2O3/% ≤2≤2≤2≤2≤2Refractoriness ≥1750 °C≥1770 °C≥1790 °C≥1790 °C≥1790 °CApparent porosity ≤22%≤22%≤23%≤23%≤21%Cold crushing strength ≥39Mpa≥44Mpa≥49Mpa≥54Mpa≥65MpaRefractoriness under load (0.2MPa) ≥1420 °C≥1470°C≥1500 °C≥1520 °C≥1530 °CReheating Linear Change (1500°C 2h) %+0.1~ -0.4*1450°C+0.1~ -0.4+0.1~ -0.4 +0.1~-0.4 +0.1~ -0.4
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