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ANSSEN METALLURGY GROUP CO., LTD

[Province: Liaoning ]

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High alumina insulation brick

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(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
Item	Unit	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

Fireclay brick

Item	Unit	Specification
Item	Unit	HA-80	HA-75	HA-65	HA-48
Al2O3 content	%	≥80	≥75	≥65	≥48
Refractoriness	.C	≥1790	≥1790	≥1790	≥1790
0,2MPa Refractoriness under load	.C	≥1520	≥15200	≥1500	≥1420
Apparent Porosity	%	≤22	≤23	≤23	≤23
Cold Crushing Strength	MPa	≥60	≥54	≥49	≥49
Reheating liner change (1500.C X 2H)	%	+0,1	+0,1	+0,1	1450.C x 2H	+0,1
Reheating liner change (1500.C X 2H)	%	-0,4	-0,4	-0,4	1450.C x 2H	-0,4