Alumina bubble refractory brick 1.light weight & high strength 2.high service temperature 3.low thermal conductivity.

Introduction:

 

Alumina bubble refractory brick,  light weight and energy saving, has good insulation property, comparatively high cold crushing strength which make it could be used directly as fireproof layer.

Application:

Petrochemical and chemical industry--carbon black furnace, gasifier, ethylene pyrolyzer,  one-stage converter, hydrogen production furnace, etc; 

Ceramic industry--tunnel kiln, flagon kiln, roller kiln, shuttle kiln, bell-type furnace, net-bell tunnel, etc;

Index:

ITEM			LG-98
Al2O3 ≥	wt%		98
Bulk Density	g/cm3		1.45~1.8
Cold Crush Strength	Mpa		15~20
Refractoriness Under Load	oC	0.2MPa, 0.6%	1700
Permanent Linear Change	%	1600oCX3h	±0.2
Max service temperature	oC		1800

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