China High Alumina Al2O3 Heat Resistance Fire Resistant Brick Sk30/Sk32/Sk34 Refractory Brick for Furnace Lining

• Refractoriness (℃): 1350
• Feature: Long Time Materials
• Type: Refractory Material
• Shape: Brick
• Material: Alumina Block
• Processing: Brick Production Line
• Model NO.: sk36
• Molding: Press
• Condition: New
• Brick Raw Material: Alumina / Clay
• Transport Package: Wood Pallet
• Specification: sk
• Trademark: BRICTEC
• Origin: China
• HS Code: 6902200000
• Production Capacity: 12500PCS/H

Product Description

 High alumina Refractory Brick




Refractory 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 freely
Low 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	SK35	SK36	SK37	SK38	SK40
Al2O3/%	≥48	≥55	≥65	≥75	≥80
Fe2O3/%	≤2	≤2	≤2	≤2	≤2
Refractoriness	≥1750 °C	≥1770 °C	≥1790 °C	≥1790 °C	≥1790 °C
Apparent porosity	≤22%	≤22%	≤23%	≤23%	≤21%
Cold crushing strength	≥39Mpa	≥44Mpa	≥49Mpa	≥54Mpa	≥65Mpa
Refractoriness under load (0.2MPa)	≥1420 °C	≥1470°C	≥1500 °C	≥1520 °C	≥1530 °C
Reheating 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