Ceramic fiber blanket

ceramic fiber blanket for heating insulation.

Specifications table:

Item:		Common	Standard	High pure	High alumina	Zirconium
Classification temp℃		1100	1150	1260	1360	1430
Working temp℃		< 1000	1000	1100	1200	1350
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 (1000℃)	－3 (1000℃)	－3 (1100℃)	－3 (1250℃)	-3 (1350℃）
Thermal conductivity (w/m.k) (density 128kg/m3)		0.09(400℃) 0.176(800℃)	0.09(400℃) 0.176(800℃)	0.09(400℃) 0.176(800℃)	0.132(600℃) 0.22(1000℃)	0.16(800℃) 0.22(1000℃)
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 buyer’s requirement

Product features:

Low thermal conductivity , low thermal capacity.

Excellent thermal insulation effect, Excellent chemical stability.

Good high temperature stability, good thermal shock resistance.

Excellent sound absorption, fire protection and chemical corrosion resistance.

Typical 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

$Grand Refractories Co.,Ltd$