Refractory Brick

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Creation time:2019-05-29 15:30

(1) Fireclay Brick

(2) High Alumina Brick

Insulating bricks

(1) High Alumina Insulation Brick

Item	Unit	Specification
Item	Unit	HBD-1,0	HBD-0,9	HBD-0,8	HBD-0,7	HBD-0,6	HBD-0,5
Al2O3 content	%	≥48	≥48	≥48	≥48	≥48	≥48
Fe2O3	%	≤2,0	≤2,0	≤2,0	≤2,0	≤2,0	≤2,0
Bulk density	g/cm³	≤1,0	≤0,9	≤0,8	≤0,7	≤0,6	≤0,5
Thermal conductivity (350+/-25.C)	W/m.k	≤0,5	≤0,45	≤0,35	≤0,35	≤0,30	≤0,25
Cold Crushing Strength	Kgf/m²	≥40	≥35	≥30	≥25	≥20	≥15
Temperature of liner change within 2%on reheating	%	1400	1400	1400	1350	1350	1250

(2) Fireclay Insulation Brick

Item	Unit	Specification
Bulk density	g/cm³	FBD-1,0	FBD-0,9	FBD-0,8	FBD-0,7	FBD-0,6
Bulk density	g/cm³	≤1,0	≤0,9	≤0,8	≤0,7	≤0,6
Thermal conductivity (350+/-25.C)	W/m.k	≤0,5	≤0,40	≤0,35	≤0,35	≤0,25
Cold Crushing Strength	Kgf/m²	≥30	≥25	≥25	≥20	≥15
Temperature of liner change within 2%on reheating	%	1350	1300	1250	1250	1200