refractory material BFA/brown fused alumina as Refractory Material

$refractory material BFA/brown fused alumina as Refractory Material$
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Product Name:refractory material BFA/brown fused alumina as Refractory Material
Place of Origin:Peoples Republic of China
Post Date:September 9, 2019
Edit Date:September 9, 2019

Company Name :
Henan Sicheng Co., Ltd
Tel:+86-371-63211287
Fax:+86-371-60305637
Add:0801,8/F,No.1 Building,No.238,Tongbai South Road,Zhengzhou,Henan,China (Mainland)
E-mail:betty@hnsicheng.cn

Detailed Product Description:

*Product Introduction:

Brown fused alumina is made of bauxite, anthracite coal, and smelted in electric-arc furnace of high temperature more than 2000 degrees. Suitable for product high consolidation abrasive, and suitable for grinding, polishing, blasting, precision casting etc. brown fused alumina is used for refractory material.

*Features:

Physical properties

Color	BROWN,RED BROWN
Mohs Hardness	9.0
Bulk Density	1.53-1.99g/cm3
Specific Gravity	3.95g/cm3
Volume Density	3.6g/cm3
Melting Point	2250°C
Maximum service temperature	1900°C

Chemical Composition

Grade	Chemical Composition
Al2O3(%)	Fe2O3(%)	SiO2(%)	TiO2(%)
First Grade	92.0-96.0	0.2-1.0	1.0-3.0	1.5-3.8
Second grade	80.0-85.0	6.0-10.0	1.5-4.0	2.0-4.0
Third Grade	50.0-65.0	12.0-20.0	15.0-25.0	4.0-6.0