1.low thermal conductivity and low heat storage 2.fireproofing ,sound-insulation 3.heat-insulation

Character

1. low thermal conductivity and low heat stroage

2.high quality of tensile strength

3.Excellent stability and thermal shock resistance

4.Excellent heat insulation,fine proofing and sund-absorbability

Application

1.Lining of atove,heating equipments and high temperature pipeline

2.Lining of high temperature reacting and heating equipments in chemical engineering

3.Fire proofing and heat insulation of high building

5.Heat insulation of kiln door and lid

6.Material for high-temperature filtrating

Technical index

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)	0.5

 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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