COM-260 Ceramic Fiber Board

Ceramic fiber board 1.Al2O3:39%-41% 2.SiO2: 52%-54% 3.Low thermal conductivity,save fuel 4.Light weight,Easy to cut.

Introduction of products

COM-260 Ceramic Fiber Board is a lightweight refarctory material processed with alumina-silica fibers for applications at temperatures up to 1430°c

Typical applications

1.Refractory lining for industrial furnaces in walls,roofs,doors,stacks,etc.

2.Combustion chamber liners,boilers and heaters

3.Back-up insulation for brick and monolithic refactories.

4.Transfer of molten aluminum and other non-ferrous metals

5.Expansion joint boards

6.Barrier against flame or heat

7.Hot face layer for high velocity or abrasive fumace atmosphere

Technical indax

Item	COM	ST	HP	HA	HZ
Specification(°c)	1100	1260	1260	1360	1430
working tem(°c)	≤1000	1050	1100	1200	1350
color	white
density(kg/m3)	260/320
rate of liner(%) (24h density320kg/m3)	-4	-3	-3	-3	-3
rate of thermal conductivity (w/m.k)(density128kg/m3)	0.085(400°c) 0.132(800°c) 0.18(1000°c)
tensile strength(mpa)   size:	0.5 Common specification: 600x400x10-50mm;900x600x20-50mm

 chemical composition

Chemical(%)	COM	ST	HP	HA	HZ
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

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COM-260 Ceramic Fiber Board