Specifications

Common ceramic fiber blanket
AL2O3: 44%
Bulk density: 96-128kg/m3
Working temperature: < 1000 Celsius degree.

 

Ceramic fiber blanket with the following features:

 

1) Excellent chemical stability

2) Low thermal conductivity,

3) Low thermal capacity

4) Good high temperature performance

5) Good mechanical performance

6) Good thermal shock resistance

7) Good sound insulation and erosion resistance

 

Item:		Common	Standard	High pure	High aluminium	Zirconium
Classification temperature:		1100oC	1260oC	1260oC	1360oC	1430oC
Working temperature:		< 1000oC	1050oC	1100oC	1200oC	1350oC
Color:		white	Pure white	Pure white	Pure white	Pure white
Bulk density (kg/m3)		96 128	96 128	96 128	128 160	128 160
Permanent linear shrinkage(%) (After 24 hours,density 128kg/m3)		4 (1000oC)	3 (1000oC)	3 (1100oC)	3 (1250oC)	-3 (1350oC)
Thermal conductivity (w/m.k) (density 128kg/m3)		0.09(400oC) 0.176(800oC)	0.09(400oC) 0.176(800oC)	0.09(400oC) 0.176(800oC)	0.132(600oC) 0.22(1000oC)	0.16(800oC) 0.22(1000oC)
Tensile strength (MPa) (density128kg/m3)		0.08~0.12	0.08~0.12	0.08~0.12	0.08~0.12	0.08~0.12
Chemical composition (%)	AL2O3	44	46	47-49	52-55	39-40
	AL2O3+SIO2	96	97	99	99
	AL2O3+SIO2+ZrO2		-	-	-	99
	ZrO2		-	-	-	15-17
	Fe2O3	<1.2	<1.0	0.2	0.2	0.2
	Na2O+K2O	≤0.5	≤0.5	0.2	0.2	0.2
Size:mm		7200×610×10-50 or according to buyers requirement

 

Applications:

1) It is mainly applied in industrial furnaces, heating equipment and high temperature pipelines.

2) Thermal insulation material for electric power boiler, turbomachine and nuclear power plant.

3) Wall liners for high temperature reaction equipment and heating equipment in chemical industry.

4) Insulation materials for Roller kiln, tunnel kiln, shuttle kiln, and other kilns.

5) Heat insulation of furnace doors and head covers.

6) Fireproofing and heat insulation in high buildings.

7) High temperature filtering materials.