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  • Alumina Bubble Brick
  • Alumina Bubble Brick
  • Alumina Bubble Brick

Alumina Bubble Brick

  • ABB-88 Max. service temp : 1650
  • ABB-88 Al2O3,% : 88
  • ABB-88 Fe2O3,% : 0.5
  • ABB-88 CCS,MPa : 8
  • Quantities can be customized

Product details:location : Home > Products > High Alumina Brick

Bubble alumina bricks are characterized by good chemical properties, good insulating property, good thermal shock resistance etc., are mainly used as working linings or insulating linings for high temperature kilns in ceramic, electric porcelain, abrasive and refractories industries, the inner lining of silicon stell heating furnaces in metallurgical industry, the insulating lining of hydrogen generation furnace, gasifier in petrochemical industry, and insulating lining of hard alloy intermediate frequency induction furnace.

Technical Data
Item Al2O3 bubble brick
ABB-88 ABB-98
Max. service temp. 1650 1800
Al2O3,% 88 98
SiO2,% -- 0.3
Fe2O3,% 0.5 0.2
Bulk density,g/cm3 1.35-1.8 1.40-1.8
CCS,MPa 8 10
Refractoriness under load,℃(0.2MPa,0.6%) 1650 1700
Reheating linear change,%,(1600℃×3h) ±0.3 ±0.3
Thermal cinductivity,w/(m·k),(average 800℃) 0.9 1.0

Application
It is mainly used as the working lining of hydrogen generation furnace, gasifier and carbon black reaction furnace; insulating lining of intermediate frequency induction furnace; working lining of high temperature furnaces in refractory and ceramic industries, and inner lining of heating furnaces in metallurgy industry. Bubble alumina bricks are characterized by good chemical properties, good insulating property, good thermal shock resistance etc., are mainly used as working linings or insulating linings for high temperature kilns in ceramic, electric porcelain, abrasive and refractories industries, the inner lining of silicon stell heating furnaces in metallurgical industry, the insulating lining of hydrogen generation furnace, gasifier in petrochemical industry, and insulating lining of hard alloy intermediate frequency induction furnace.



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